109/22/93                                                                                                        PAGE:       1
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
0HI0000604 HAWAIIAN ELECTRIC              WAIAU POWER PLANT              WAIAU
-LVWA LOW VOLUME WASTES (003 + 004)
-PH                                                                     SU               6.0                   9.0         SU
           EFFLUENT GROSS VALUE                                                     MINIMUM               MAXIMUM
09         LVWA      01/31/89      E00                                              7.2                   7.2              SU
 9         LVWA      04/30/89      E00                                              7.9                   7.9              SU
 9         LVWA      07/31/89      E00                                              8.2                   8.2              SU
 9         LVWA      10/31/89      E00                                              7.5                   7.5              SU
 9         LVWA      01/31/90      E00                                              8.8                   8.8              SU
 9         LVWA      04/30/90      E00                                              6.2                   6.2              SU
 9         LVWA      07/31/90      E00                                              8.3                   8.3              SU
 9         LVWA      10/31/90      E00                                              8.7                   8.7              SU
 9         LVWA      01/31/91      E00                                              8.9                   8.9              SU
 9         LVWA      04/30/91      E00                                              7.2                   7.2              SU
 9         LVWA      07/31/91      E00                                              6.4                   6.4              SU
 9         LVWA      10/31/91      E00                                              7.8                   7.8              SU
 9         LVWA      01/31/92      E00                                              8.6                   8.6              SU
 9         LVWA      04/30/92      E00                                              7.3                   7.3              SU
 9         LVWA      07/31/92      E00                                              6.8                   6.8              SU
 9         LVWA      10/31/92      E00                                              8.6                   8.6              SU
 9         LVWA      01/31/93      E00                                              8.0                   8.0              SU
-
 SOLIDS, TOTAL       SUSPENDED                                          MG/L                         30        100         MG/L
           EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         LVWA      01/31/89      E00                                                         3          3                MG/L
 9         LVWA      04/30/89      E00                                                         1          1                MG/L
 9         LVWA      07/31/89      E00                                                         6          6                MG/L
 9         LVWA      10/31/89      E00                                                         5          5                MG/L
 9         LVWA      01/31/90      E00                                                         4          4                MG/L
109/22/93                                                                                                        PAGE:       2
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         LVWA      04/30/90      E00                                                         10         10               MG/L
 9         LVWA      07/31/90      E00                                                         28         28               MG/L
 9         LVWA      10/31/90      E00                                                         3          3                MG/L
 9         LVWA      01/31/91      E00                                                         3          3                MG/L
 9         LVWA      04/30/91      E00                                                         5          5                MG/L
 9         LVWA      07/31/91      E00                                                         30         30               MG/L
 9         LVWA      10/31/91      E00                                                         6          6                MG/L
 9         LVWA      01/31/92      E00                                                         15         15               MG/L
 9         LVWA      04/30/92      E00                                                         3          3                MG/L
 9         LVWA      07/31/92      E00                                                         <1         <1               MG/L
 9         LVWA      10/31/92      E00                                                         8          8                MG/L
 9         LVWA      01/31/93      E00                                                         8          8                MG/L
-
 OIL AND GREASE      FREON EXTR-GRAV METH                               MG/L                         15         20         MG/L
           EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         LVWA      01/31/89      E00                                                         <5         <5               MG/L
 9         LVWA      04/30/89      E00                                                         <5         <5               MG/L
 9         LVWA      07/31/89      E00                                                         <5         <5               MG/L
 9         LVWA      10/31/89      E00                                                         <5         <5               MG/L
 9         LVWA      01/31/90      E00                                                         <5         <5               MG/L
 9         LVWA      04/30/90      E00                                                         <5         <5               MG/L
 9         LVWA      07/31/90      E00                                                         <5         <5               MG/L
 9         LVWA      10/31/90      E00                                                         <5         <5               MG/L
 9         LVWA      01/31/91      E00                                                         <5         <5               MG/L
 9         LVWA      04/30/91      E00                                                         <5         <5               MG/L
 9         LVWA      07/31/91      E00                                                         <5         <5               MG/L
 9         LVWA      10/31/91      E00                                                         <5         <5               MG/L
 9         LVWA      01/31/92      E00                                                         <5         <5               MG/L
 9         LVWA      04/30/92      E00                                                         <5         <5               MG/L
 9         LVWA      07/31/92      E00                                                         <5         <5               MG/L
 9         LVWA      10/31/92      E00                                                         <5         <5               MG/L
 9         LVWA      01/31/93      E00                                                         <5         <5               MG/L
-
 FLOW, IN CONDUIT OR THRU TREATMENT PLANT                   .35
109/22/93                                                                                                        PAGE:       3
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
0          EFFLUENT GROSS VALUE             30DA AVG   DAILY MX
09         LVWA      01/31/89      E00      .06        .14              MGD
 9         LVWA      02/28/89      E00      0.03       0.11             MGD
 9         LVWA      03/31/89      E00      0.01       0.06             MGD
 9         LVWA      04/30/89      E00      .04        .29              MGD
 9         LVWA      05/31/89      E00      0.11       0.24             MGD
 9         LVWA      07/31/89      E00      0.04       0.22             MGD
 9         LVWA      08/31/89      E00      0.06       0.13             MGD
 9         LVWA      09/30/89      E00      0.08       0.18             MGD
 9         LVWA      10/31/89      E00      0.05       0.18             MGD
 9         LVWA      11/30/89      E00      0.02       0.09             MGD
 9         LVWA      12/31/89      E00      0.02       0.07             MGD
 9         LVWA      01/31/90      E00      .04        .12              MGD
 9         LVWA      02/28/90      E00      0.06       0.32             MGD
 9         LVWA      03/31/90      E00      0.02       0.15             MGD
 9         LVWA      04/30/90      E00      0.03       0.14             MGD
 9         LVWA      05/31/90      E00      0.06       0.15             MGD
 9         LVWA      06/30/90      E00      0.10       0.16             MGD
 9         LVWA      07/31/90      E00      0.10       0.19             MGD
 9         LVWA      08/31/90      E00      0.1        0.17             MGD
 9         LVWA      09/30/90      E00      0.12       0.34             MGD
 9         LVWA      10/31/90      E00      0.1        0.25             MGD
 9         LVWA      11/30/90      E00      0.11       0.19             MGD
 9         LVWA      12/31/90      E00      0.09       0.28             MGD
 9         LVWA      06/30/89      D30                                  MGD
 9         LVWA      01/31/91      E00      0.11       0.30             MGD
 9         LVWA      02/28/91      E00      0.16       0.34             MGD
 9         LVWA      03/31/91      E00      0.11       0.21             MGD
 9         LVWA      04/30/91      E00      .013       0.24             MGD
 9         LVWA      05/31/91      E00      0.10       0.30             MGD
 9         LVWA      06/30/91      E00      0.13       0.19             MGD
 9         LVWA      07/31/91      E00      0.110      0.220            MGD
 9         LVWA      08/31/91      E00      0.13       0.21             MGD
 9         LVWA      09/30/91      E00      0.12       0.23             MGD
 9         LVWA      10/31/91      E00      0.10       0.17             MGD
 9         LVWA      11/30/91      E00      0.10       0.29             MGD
109/22/93                                                                                                        PAGE:       4
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         LVWA      12/31/91      E00      0.08       0.23             MGD
 9         LVWA      01/31/92      E00      0.06       0.14             MGD
 9         LVWA      02/29/92      E00      0.11       0.21             MGD
 9         LVWA      03/31/92      E00      0.14       0.24             MGD
 9         LVWA      04/30/92      E00      0.10       0.20             MGD
 9         LVWA      05/31/92      E00      0.09       0.16             MGD
 9         LVWA      06/30/92      E00      0.1        0.17             MGD
 9         LVWA      07/31/92      E00      0.10       0.16             MGD
 9         LVWA      08/31/92      E00      0.13       0.20             MGD
 9         LVWA      09/30/92      E00      0.09       0.34             MGD
 9         LVWA      10/31/92      E00      0.12       0.23             MGD
 9         LVWA      11/30/92      E00      0.12       0.35             MGD
 9         LVWA      12/31/92      E00      0.13       0.30             MGD
 9         LVWA      01/31/93      E00      0.11       0.23             MGD
 9         LVWA      02/28/93      E00      0.08       0.16             MGD
 9         LVWA      03/31/93      E00      0.09       0.23             MGD
-
 MCWA METAL CLEAN WASTES (003 + 004)
-PH                                                                     SU               6.0                   9.0         SU
           EFFLUENT GROSS VALUE                                                     MINIMUM               MAXIMUM
09         MCWA      01/31/89      E00                                              8.4                   8.4              SU
 9         MCWA      04/30/89      E00                                              7.8                   7.8              SU
 9         MCWA      07/31/89      E00                                              8.5                   8.5              SU
 9         MCWA      01/31/90      E00                                              8.7                   8.7              SU
 9         MCWA      04/30/90      E00                                              8.5                   8.5              SU
 9         MCWA      10/31/90      E00                                              8.1                   8.1              SU
 9         MCWA      01/31/91      E00                                              8.2                   8.2              SU
 9         MCWA      04/30/91      E00                                              7.2                   7.2              SU
 9         MCWA      04/30/92      E00                                              7.3                   7.3              SU
 9         MCWA      01/31/93      E00                                              8.3                   8.3              SU
 9         MCWA      04/30/93      E00                                              8.5                   8.5              SU
-
 SOLIDS, TOTAL       SUSPENDED                                          MG/L                         30        100         MG/L
109/22/93                                                                                                        PAGE:       5
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
0          EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         MCWA      01/31/89      E00                                                         2          2                MG/L
 9         MCWA      04/30/89      E00                                                         5          5                MG/L
 9         MCWA      07/31/89      E00                                                         3          3                MG/L
 9         MCWA      01/31/90      E00                                                         3          3                MG/L
 9         MCWA      04/30/90      E00                                                         1          1                MG/L
 9         MCWA      10/31/90      E00                                                         2          2                MG/L
 9         MCWA      01/31/91      E00                                                         12         12               MG/L
 9         MCWA      04/30/91      E00                                                         3          3                MG/L
 9         MCWA      04/30/92      E00                                                         5          5                MG/L
 9         MCWA      01/31/93      E00                                                         5          5                MG/L
 9         MCWA      04/30/93      E00                                                         5          5                MG/L
-
 OIL AND GREASE      FREON EXTR-GRAV METH                               MG/L                         15         20         MG/L
           EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         MCWA      01/31/89      E00                                                         <5         <5               MG/L
 9         MCWA      04/30/89      E00                                                         <5         <5               MG/L
 9         MCWA      07/31/89      E00                                                         <5         <5               MG/L
 9         MCWA      01/31/90      E00                                                         <5         <5               MG/L
 9         MCWA      04/30/90      E00                                                         <5         <5               MG/L
 9         MCWA      10/31/90      E00                                                         <5         <5               MG/L
 9         MCWA      01/31/91      E00                                                         <5         <5               MG/L
 9         MCWA      04/30/91      E00                                                         <5         <5               MG/L
 9         MCWA      04/30/92      E00                                                         <5         <5               MG/L
 9         MCWA      01/31/93      E00                                                         <5         <5               MG/L
 9         MCWA      04/30/93      E00                                                         <5         <5               MG/L
-
 COPPER, TOTAL        (AS CU)                                           MG/L                        1.0        1.0         MG/L
           EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         MCWA      01/31/89      E00                                                         0.2        0.2              MG/L
109/22/93                                                                                                        PAGE:       6
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         MCWA      04/30/89      E00                                                         <0.1       <0.1             MG/L
 9         MCWA      07/31/89      E00                                                         <0.1       <0.1             MG/L
 9         MCWA      01/31/90      E00                                                         <0.1       <0.1             MG/L
 9         MCWA      04/30/90      E00                                                         0.3        0.3              MG/L
 9         MCWA      10/31/90      E00                                                         <0.1       <0.1             MG/L
 9         MCWA      01/31/91      E00                                                         <0.1       <0.1             MG/L
 9         MCWA      04/30/91      E00                                                         <0.1       <0.1             MG/L
 9         MCWA      04/30/92      E00                                                         <0.1       <0.1             MG/L
 9         MCWA      01/31/93      E00                                                         0.3        0.3              MG/L
 9         MCWA      04/30/93      E00                                                         <0.1       <0.1             MG/L
-
 IRON, TOTAL               (AS FE)                                      MG/L                        1.0        1.0         MG/L
           EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         MCWA      01/31/89      E00                                                         0.5        0.5              MG/L
 9         MCWA      04/30/89      E00                                                         .4         .4               MG/L
 9         MCWA      07/31/89      E00                                                         0.1        0.1              MG/L
 9         MCWA      01/31/90      E00                                                         0.2        0.2              MG/L
 9         MCWA      04/30/90      E00                                                         0.2        0.2              MG/L
 9         MCWA      10/31/90      E00                                                         0.3        0.3              MG/L
 9         MCWA      01/31/91      E00                                                         0.4        0.4              MG/L
 9         MCWA      04/30/91      E00                                                         0.1        0.1              MG/L
 9         MCWA      04/30/92      E00                                                         0.4        0.4              MG/L
 9         MCWA      01/31/93      E00                                                         0.3        0.3              MG/L
 9         MCWA      04/30/93      E00                                                         0.2        0.2              MG/L
-
 FLOW, IN CONDUIT OR THRU TREATMENT PLANT                   .20
           EFFLUENT GROSS VALUE             30DA AVG   DAILY MX
09         MCWA      01/31/89      E00      .08        .10              MGD
 9         MCWA      04/30/89      E00      .01        .07              MGD
 9         MCWA      07/31/89      E00      <0.1       0.06             MGD
 9         MCWA      09/30/89      E00      <0.01      0.06             MGD
109/22/93                                                                                                        PAGE:       7
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         MCWA      11/30/89      E00      <0.01      0.04             MGD
 9         MCWA      01/31/90      E00      0.01       0.09             MGD
 9         MCWA      02/28/90      E00      0.01       0.06             MGD
 9         MCWA      03/31/90      E00      0.01       0.07             MGD
 9         MCWA      04/30/90      E00      0.01       0.09             MGD
 9         MCWA      05/31/90      E00      <0.01      0.09             MGD
 9         MCWA      08/31/90      E00      0.02       0.09             MGD
 9         MCWA      09/30/90      E00      0.01       0.09             MGD
 9         MCWA      10/31/90      E00      <0.01      0.08             MGD
 9         MCWA      12/31/90      E00      <0.01      0.09             MGD
 9         MCWA      06/30/89      D30                                  MGD
 9         MCWA      01/31/91      E00      0.01       0.10             MGD
 9         MCWA      02/28/91      E00      0.01       0.05             MGD
 9         MCWA      03/31/91      E00      0.01       0.07             MGD
 9         MCWA      04/30/91      E00      0.01       0.09             MGD
 9         MCWA      05/31/91      E00      0.01       0.07             MGD
 9         MCWA      09/30/91      E00      0.01       0.13             MGD
 9         MCWA      11/30/91      E00      0.01       0.10             MGD
 9         MCWA      12/31/91      E00      <0.01      0.05             MGD
 9         MCWA      02/29/92      E00      0.01       0.10             MGD
 9         MCWA      04/30/92      E00      0.01       0.10             MGD
 9         MCWA      05/31/92      E00      0.01       0.10             MGD
 9         MCWA      08/31/92      E00      <0.01      0.09             MGD
 9         MCWA      09/30/92      E00      0.01       0.13             MGD
 9         MCWA      12/31/92      E00      0.01       0.09             MGD
 9         MCWA      01/31/93      E00      0.01       0.05             MGD
 9         MCWA      03/31/93      E00      0.01       0.11             MGD
 9         MCWA      04/30/93      E00      0.06       0.16             MGD
 9         MCWA      05/31/93      E00      0.15       0.20             MGD
 9         MCWA      06/30/93      E00      0.12       0.20             MGD
-
 001A COOLING WATER                       2123300N 15757560W
-TEMPERATURE, WATER  DEG. CENTIGRADE                                    DEG.C       DELMON         36.1       38.8         DEG.C
109/22/93                                                                                                        PAGE:       8
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
0          EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         001A      06/30/89      D30                                                                                     DEG.C
-
 FLOW, IN CONDUIT OR THRU TREATMENT PLANT                    33
           EFFLUENT GROSS VALUE             30DA AVG   DAILY MX
09         001A      06/30/89      D30                                  MGD
-
 002A COOLING WATER                       2123300N 15757560W
-TEMPERATURE, WATER  DEG. CENTIGRADE                                    DEG.C       DELMON         36.1       38.8         DEG.C
           EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         002A      01/31/89      E00                                                         28.9       36.7             DEG.C
 9         002A      02/28/89      E00                                                         30.0       35.0             DEG.C
 9         002A      03/31/89      E00                                                         30.1       36.7             DEG.C
 9         002A      04/30/89      E00                                                         28.9       33.3             DEG.C
 9         002A      05/31/89      E00                                                         30.6       34.4             DEG.C
 9         002A      07/31/89      E00                                                         32.2       36.7             DEG.C
 9         002A      08/31/89      E00                                                         32.2       36.1             DEG.C
 9         002A      09/30/89      E00                                                         31.7       35.0             DEG.C
 9         002A      10/31/89      E00                                                         31.6       35.6             DEG.C
 9         002A      11/30/89      E00                                                         31.1       36.1             DEG.C
 9         002A      01/31/90      E00                                                         29.4       33.3             DEG.C
 9         002A      02/28/90      E00                                                         28.3       34.4             DEG.C
 9         002A      03/31/90      E00                                                         28.9       34.4             DEG.C
 9         002A      04/30/90      E00                                                         30.6       37.2             DEG.C
 9         002A      05/31/90      E00                                                         30.6       35.6             DEG.C
 9         002A      06/30/90      E00                                                         30.6       35.6             DEG.C
 9         002A      07/31/90      E00                                                         31.7       36.7             DEG.C
 9         002A      08/31/90      E00                                                         32.8       37.2             DEG.C
109/22/93                                                                                                        PAGE:       9
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         002A      09/30/90      E00                                                         32.2       37.2             DEG.C
 9         002A      10/31/90      E00                                                         31.9       34.4             DEG.C
 9         002A      11/30/90      E00                                                         30.0       33.3             DEG.C
 9         002A      12/31/90      E00                                                         28.3       32.2             DEG.C
 9         002A      06/30/89      D30                                                                                     DEG.C
 9         002A      12/31/89      D30                                                                                     DEG.C
 9         002A      01/31/91      E00                                                         28.3       32.2             DEG.C
 9         002A      02/28/91      E00                                                         27.8       30.0             DEG.C
 9         002A      03/31/91      E00                                                         31.7       36.7             DEG.C
 9         002A      04/30/91      E00                                                         28.9       31.7             DEG.C
 9         002A      05/31/91      E00                                                         29.4       37.2             DEG.C
 9         002A      06/30/91      E00                                                         30.0       37.2             DEG.C
 9         002A      07/31/91      E00                                                         30.6       35.6             DEG.C
 9         002A      08/31/91      E00                                                         30.6       36.1             DEG.C
 9         002A      09/30/91      E00                                                         31.1       36.1             DEG.C
 9         002A      10/31/91      E00                                                         31.7       37.2             DEG.C
 9         002A      11/30/91      E00                                                         31.1       35.6             DEG.C
 9         002A      12/31/91      E00                                                         29.4       32.8             DEG.C
 9         002A      01/31/92      E00                                                         29.4       34.4             DEG.C
 9         002A      02/29/92      E00                                                         28.3       32.8             DEG.C
 9         002A      03/31/92      E00                                                         28.9       31.7             DEG.C
 9         002A      04/30/92      E00                                                         30.0       35.6             DEG.C
 9         002A      05/31/92      E00                                                         30.6       36.1             DEG.C
 9         002A      06/30/92      E00                                                         30.6       36.7             DEG.C
 9         002A      07/31/92      E00                                                         31.7       36.1             DEG.C
 9         002A      08/31/92      E00                                                         31.7       36.7             DEG.C
 9         002A      09/30/92      E00                                                         32.2       36.1             DEG.C
 9         002A      10/31/92      E00                                                         31.7       36.1             DEG.C
 9         002A      11/30/92      E00                                                         30.0       32.2             DEG.C
 9         002A      12/31/92      E00                                                         29.4       34.4             DEG.C
 9         002A      01/31/93      E00                                                         28.3       33.3             DEG.C
 9         002A      02/28/93      E00                                                         27.8       29.4             DEG.C
 9         002A      03/31/93      E00                                                         27.2       32.8             DEG.C
 9         002A      04/30/93      E00                                                         28.3       33.9             DEG.C
 9         002A      05/31/93      E00                                                         28.9       33.9             DEG.C
 9         002A      06/30/93      E00                                                         30.0       36.1             DEG.C
-
 PH                                                                     SU               6.0                   9.0         SU
109/22/93                                                                                                        PAGE:      10
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
0          EFFLUENT GROSS VALUE                                                     MINIMUM               MAXIMUM
09         002A      01/31/89      E00                                              8.2                   8.2              SU
 9         002A      04/30/89      E00                                              8.1                   8.1              SU
 9         002A      07/31/89      E00                                              8.1                   8.1              SU
 9         002A      10/31/89      E00                                              8.1                   8.1              SU
 9         002A      01/31/90      E00                                              8.0                   8.0              SU
 9         002A      04/30/90      E00                                              8.0                   8.0              SU
 9         002A      07/31/90      E00                                              8.0                   8.0              SU
 9         002A      10/31/90      E00                                              8.1                   8.1              SU
 9         002A      01/31/91      E00                                              8.1                   8.1              SU
 9         002A      04/30/91      E00                                              8.0                   8.0              SU
 9         002A      07/31/91      E00                                              8.0                   8.0              SU
 9         002A      10/31/91      E00                                              8.0                   8.0              SU
 9         002A      01/31/92      E00                                              8.0                   8.0              SU
 9         002A      04/30/92      E00                                              8.0                   8.0              SU
 9         002A      07/31/92      E00                                              8.0                   8.0              SU
 9         002A      10/31/92      E00                                              7.9                   7.9              SU
 9         002A      01/31/93      E00                                              8.0                   8.0              SU
 9         002A      04/30/93      E00                                              8.1                   8.1              SU
-
 FLOW, IN CONDUIT OR THRU TREATMENT PLANT                   133
           EFFLUENT GROSS VALUE             30DA AVG   DAILY MX
09         002A      01/31/89      E00      54         84               MGD
 9         002A      02/28/89      E00      62         78               MGD
 9         002A      03/31/89      E00      62         83               MGD
 9         002A      04/30/89      E00      56         106              MGD
 9         002A      05/31/89      E00      92         109              MGD
 9         002A      07/31/89      E00      99         130              MGD
 9         002A      08/31/89      E00      96         117              MGD
 9         002A      09/30/89      E00      62         107              MGD
 9         002A      10/31/89      E00      44         56               MGD
 9         002A      11/30/89      E00      42         50               MGD
 9         002A      12/31/89      E00      83         119              MGD
109/22/93                                                                                                        PAGE:      11
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         002A      01/31/90      E00      77         120              MGD
 9         002A      02/28/90      E00      81         118              MGD
 9         002A      03/31/90      E00      82         115              MGD
 9         002A      04/30/90      E00      82         113              MGD
 9         002A      05/31/90      E00      71         106              MGD
 9         002A      06/30/90      E00      74         106              MGD
 9         002A      07/31/90      E00      83         109              MGD
 9         002A      08/31/90      E00      93         118              MGD
 9         002A      09/30/90      E00      72         101              MGD
 9         002A      10/31/90      E00      50         101              MGD
 9         002A      11/30/90      E00      44         100              MGD
 9         002A      12/31/90      E00      47         101              MGD
 9         002A      06/30/89      D30                                  MGD
 9         002A      01/31/91      E00      58         99               MGD
 9         002A      02/28/91      E00      74         104              MGD
 9         002A      03/31/91      E00      61         130              MGD
 9         002A      04/30/91      E00      63         124              MGD
 9         002A      05/31/91      E00      55         91               MGD
 9         002A      06/30/91      E00      63         130              MGD
 9         002A      07/31/91      E00      78         118              MGD
 9         002A      08/31/91      E00      81         117              MGD
 9         002A      09/30/91      E00      82         113              MGD
 9         002A      10/31/91      E00      78         130              MGD
 9         002A      11/30/91      E00      65         102              MGD
 9         002A      12/31/91      E00      63         111              MGD
 9         002A      01/31/92      E00      70         124              MGD
 9         002A      02/29/92      E00      67         123              MGD
 9         002A      03/31/92      E00      66         109              MGD
 9         002A      04/30/92      E00      76         110              MGD
 9         002A      05/31/92      E00      66         112              MGD
 9         002A      06/30/92      E00      74         116              MGD
 9         002A      07/31/92      E00      67         92               MGD
 9         002A      08/31/92      E00      68         107              MGD
 9         002A      09/30/92      E00      55         110              MGD
 9         002A      10/31/92      E00      58         97               MGD
 9         002A      11/30/92      E00      52         94               MGD
 9         002A      12/31/92      E00      36         65               MGD
109/22/93                                                                                                        PAGE:      12
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         002A      01/31/93      E00      71         130              MGD
 9         002A      02/28/93      E00      33         50               MGD
 9         002A      03/31/93      E00      54         105              MGD
 9         002A      04/30/93      E00      43         103              MGD
 9         002A      05/31/93      E00      61         99               MGD
 9         002A      06/30/93      E00      65         102              MGD
-
 CHLORINE, TOTAL     RESIDUAL                                           MG/L        DELMON     DELMON          .20         MG/L
           EFFLUENT GROSS VALUE                                                                           DAILY MX
09         002A      01/31/89      E00                                                                    <.20             MG/L
 9         002A      04/30/89      E00                                                                    <.20             MG/L
 9         002A      07/31/89      E00                                                                    <0.2             MG/L
 9         002A      10/31/89      E00                                                                    <0.2             MG/L
 9         002A      01/31/90      E00                                                                    <0.20            MG/L
 9         002A      04/30/90      E00                                                                    <0.2             MG/L
 9         002A      07/31/90      E00                                                                    <0.2             MG/L
 9         002A      10/31/90      E00                                                                    <0.2             MG/L
 9         002A      01/31/91      E00                                                                    <0.2             MG/L
 9         002A      04/30/91      E00                                                                    <0.20            MG/L
 9         002A      07/31/91      E00                                                                    <0.2             MG/L
 9         002A      10/31/91      E00                                                                    <0.20            MG/L
 9         002A      01/31/92      E00                                                                    <0.2             MG/L
 9         002A      04/30/92      E00                                                                    <0.20            MG/L
 9         002A      07/31/92      E00                                                                    <0.20            MG/L
 9         002A      10/31/92      E00                                                                    <0.20            MG/L
 9         002A      01/31/93      E00                                                                    <0.20            MG/L
 9         002A      04/30/93      E00                                                                    <0.20            MG/L
-
 003A COOLING WATER                       2123300N 15757560W
-TEMPERATURE, WATER  DEG. CENTIGRADE                                    DEG.C       DELMON         36.1       38.8         DEG.C
109/22/93                                                                                                        PAGE:      13
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
0          EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         003A      01/31/89      E00                                                         27.8       35.0             DEG.C
 9         003A      02/28/89      E00                                                         27.8       33.9             DEG.C
 9         003A      03/31/89      E00                                                         28.3       33.3             DEG.C
 9         003A      04/30/89      E00                                                         27.2       35.6             DEG.C
 9         003A      05/31/89      E00                                                         28.9       37.8             DEG.C
 9         003A      07/31/89      E00                                                         30.0       33.3             DEG.C
 9         003A      08/31/89      E00                                                         30.6       35.0             DEG.C
 9         003A      09/30/89      E00                                                         30.0       35.6             DEG.C
 9         003A      10/31/89      E00                                                         30.6       35.6             DEG.C
 9         003A      11/30/89      E00                                                         29.4       34.4             DEG.C
 9         003A      12/31/89      E00                                                         28.3       33.9             DEG.C
 9         003A      01/31/90      E00                                                         27.8       32.2             DEG.C
 9         003A      02/28/90      E00                                                         27.2       32.8             DEG.C
 9         003A      03/31/90      E00                                                         26.1       30.6             DEG.C
 9         003A      04/30/90      E00                                                         28.9       35.0             DEG.C
 9         003A      05/31/90      E00                                                         28.9       33.3             DEG.C
 9         003A      06/30/90      E00                                                         28.9       32.8             DEG.C
 9         003A      07/31/90      E00                                                         30.0       35.6             DEG.C
 9         003A      08/31/90      E00                                                         31.1       35.6             DEG.C
 9         003A      09/30/90      E00                                                         31.1       37.2             DEG.C
 9         003A      10/31/90      E00                                                         29.4       33.9             DEG.C
 9         003A      11/30/90      E00                                                         28.9       35.0             DEG.C
 9         003A      12/31/90      E00                                                         27.8       32.2             DEG.C
 9         003A      06/30/89      D30                                                                                     DEG.C
 9         003A      01/31/91      E00                                                         27.8       32.2             DEG.C
 9         003A      02/28/91      E00                                                         28.3       33.9             DEG.C
 9         003A      03/31/91      E00                                                         25.6       30.0             DEG.C
 9         003A      04/30/91      E00                                                         26.7       31.7             DEG.C
 9         003A      05/31/91      E00                                                         27.8       32.2             DEG.C
 9         003A      06/30/91      E00                                                         28.3       33.3             DEG.C
 9         003A      07/31/91      E00                                                         29.4       35.6             DEG.C
 9         003A      08/31/91      E00                                                         29.4       33.9             DEG.C
 9         003A      09/30/91      E00                                                         30.1       35.6             DEG.C
 9         003A      10/31/91      E00                                                         30.0       35.6             DEG.C
 9         003A      11/30/91      E00                                                         29.4       33.9             DEG.C
109/22/93                                                                                                        PAGE:      14
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         003A      12/31/91      E00                                                         27.8       32.8             DEG.C
 9         003A      01/31/92      E00                                                         27.8       32.2             DEG.C
 9         003A      02/29/92      E00                                                         26.7       32.2             DEG.C
 9         003A      03/31/92      E00                                                         27.8       33.3             DEG.C
 9         003A      04/30/92      E00                                                         28.9       35.0             DEG.C
 9         003A      05/31/92      E00                                                         29.4       37.2             DEG.C
 9         003A      06/30/92      E00                                                         29.4       35.0             DEG.C
 9         003A      07/31/92      E00                                                         30.1       34.4             DEG.C
 9         003A      08/31/92      E00                                                         30.0       35.0             DEG.C
 9         003A      09/30/92      E00                                                         30.0       34.4             DEG.C
 9         003A      10/31/92      E00                                                         31.1       35.6             DEG.C
 9         003A      11/30/92      E00                                                         28.9       32.2             DEG.C
 9         003A      12/31/92      E00                                                         28.3       32.8             DEG.C
 9         003A      01/31/93      E00                                                         27.2       33.9             DEG.C
 9         003A      02/28/93      E00                                                         26.1       30.0             DEG.C
 9         003A      03/31/93      E00                                                         26.1       30.0             DEG.C
 9         003A      04/30/93      E00                                                         28.7       32.2             DEG.C
 9         003A      05/31/93      E00                                                         28.9       33.9             DEG.C
 9         003A      06/30/93      E00                                                         29.4       35.0             DEG.C
-
 PH                                                                     SU               6.0                   9.0         SU
           EFFLUENT GROSS VALUE                                                     MINIMUM               MAXIMUM
09         003A      01/31/89      E00                                              8.2                   8.2              SU
 9         003A      04/30/89      E00                                              8.2                   8.2              SU
 9         003A      07/31/89      E00                                              8.1                   8.1              SU
 9         003A      10/31/89      E00                                              8.1                   8.1              SU
 9         003A      01/31/90      E00                                              8.0                   8.0              SU
 9         003A      04/30/90      E00                                              8.0                   8.0              SU
 9         003A      07/31/90      E00                                              8.1                   8.1              SU
 9         003A      10/31/90      E00                                              8.0                   8.0              SU
 9         003A      01/31/91      E00                                              8.1                   8.1              SU
 9         003A      04/30/91      E00                                              8.1                   8.1              SU
 9         003A      07/31/91      E00                                              8.0                   8.0              SU
 9         003A      10/31/91      E00                                              8.1                   8.1              SU
109/22/93                                                                                                        PAGE:      15
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         003A      01/31/92      E00                                              8.0                   8.0              SU
 9         003A      04/30/92      E00                                              8.1                   8.1              SU
 9         003A      07/31/92      E00                                              8.1                   8.1              SU
 9         003A      10/31/92      E00                                              8.0                   8.0              SU
 9         003A      01/31/93      E00                                              8.1                   8.1              SU
 9         003A      04/30/93      E00                                              8.0                   8.0              SU
-
 FLOW, IN CONDUIT OR THRU TREATMENT PLANT                   162
           EFFLUENT GROSS VALUE             30DA AVG   DAILY MX
09         003A      01/31/89      E00      79         125              MGD
 9         003A      02/28/89      E00      109        151              MGD
 9         003A      03/31/89      E00      106        145              MGD
 9         003A      04/30/89      E00      126        155              MGD
 9         003A      05/31/89      E90      133        164              MGD
 9         003A      07/31/89      E00      128        159              MGD
 9         003A      08/31/89      E00      133        155              MGD
 9         003A      09/30/89      E00      122        146              MGD
 9         003A      10/31/89      E00      117        154              MGD
 9         003A      11/30/89      E00      117        141              MGD
 9         003A      12/31/89      E00      125        147              MGD
 9         003A      01/31/90      E00      126        159              MGD
 9         003A      02/28/90      E00      118        159              MGD
 9         003A      03/31/90      E00      111        158              MGD
 9         003A      04/30/90      E00      112        157              MGD
 9         003A      05/31/90      E00      123        158              MGD
 9         003A      06/30/90      E00      121        147              MGD
 9         003A      07/31/90      E00      113        148              MGD
 9         003A      08/31/90      E00      122        159              MGD
 9         003A      09/30/90      E00      77         145              MGD
 9         003A      10/31/90      E00      110        137              MGD
 9         003A      11/30/90      E00      97         135              MGD
 9         003A      12/31/90      E00      102        144              MGD
 9         003A      06/30/89      D30                                  MGD
 9         003A      01/31/91      E00      106        129              MGD
109/22/93                                                                                                        PAGE:      16
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         003A      02/28/91      E00      108        144              MGD
 9         003A      03/31/91      E00      96         128              MGD
 9         003A      04/30/91      E00      110        133              MGD
 9         003A      05/31/91      E00      104        144              MGD
 9         003A      06/30/91      E00      100        147              MGD
 9         003A      07/31/91      E00      108        135              MGD
 9         003A      08/31/91      E00      117        135              MGD
 9         003A      09/30/91      E00      116        128              MGD
 9         003A      10/31/91      E00      103        127              MGD
 9         003A      11/30/91      E00      65         118              MGD
 9         003A      12/31/91      E00      48         63               MGD
 9         003A      01/31/92      E00      59         137              MGD
 9         003A      02/29/92      E00      88         145              MGD
 9         003A      03/31/92      E00      97         137              MGD
 9         003A      04/30/92      E00      116        153              MGD
 9         003A      05/31/92      E00      114        159              MGD
 9         003A      06/30/92      E00      104        146              MGD
 9         003A      07/31/92      E00      116        149              MGD
 9         003A      08/31/92      E00      117        145              MGD
 9         003A      09/30/92      E00      84         134              MGD
 9         003A      10/31/92      E00      57         79               MGD
 9         003A      11/30/92      E00      47         79               MGD
 9         003A      12/31/92      E00      72         149              MGD
 9         003A      01/31/93      E00      60         130              MGD
 9         003A      02/28/93      E00      96         132              MGD
 9         003A      03/31/93      E00      81         132              MGD
 9         003A      04/30/93      E00      107        140              MGD
 9         003A      05/31/93      E00      98         159              MGD
 9         003A      06/30/93      E00      101        127              MGD
-
 CHLORINE, TOTAL     RESIDUAL                                           MG/L        DELMON     DELMON          .20         MG/L
           EFFLUENT GROSS VALUE                                                                           DAILY MX
09         003A      01/31/89      E00                                                                    <.20             MG/L
 9         003A      04/30/89      E00                                                                    <.20             MG/L
109/22/93                                                                                                        PAGE:      17
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         003A      07/31/89      E00                                                                    <0.2             MG/L
 9         003A      10/31/89      E00                                                                    <0.2             MG/L
 9         003A      01/31/90      E00                                                                    <.20             MG/L
 9         003A      04/30/90      E00                                                                    <0.2             MG/L
 9         003A      07/31/90      E00                                                                    <0.2             MG/L
 9         003A      10/31/90      E00                                                                    <0.2             MG/L
 9         003A      01/31/91      E00                                                                    <0.2             MG/L
 9         003A      04/30/91      E00                                                                    <0.2             MG/L
 9         003A      07/31/91      E00                                                                    <0.2             MG/L
 9         003A      10/31/91      E00                                                                    <0.20            MG/L
 9         003A      01/31/92      E00                                                                    <0.2             MG/L
 9         003A      04/30/92      E00                                                                    <0.20            MG/L
 9         003A      07/31/92      E00                                                                    <0.20            MG/L
 9         003A      10/31/92      E00                                                                    <0.20            MG/L
 9         003A      01/31/93      E00                                                                    <0.20            MG/L
 9         003A      04/30/93      E00                                                                    <0.20            MG/L
-
 004A COOLING WATER                       2123300N 15757560W
-TEMPERATURE, WATER  DEG. CENTIGRADE                                    DEG.C       DELMON         36.1       38.8         DEG.C
           EFFLUENT GROSS VALUE                                                                30DA AVG   DAILY MX
09         004A      01/31/89      E00                                                         30.6       36.1             DEG.C
 9         004A      02/28/89      E00                                                         31.1       36.1             DEG.C
 9         004A      03/31/89      E00                                                         31.7       36.7             DEG.C
 9         004A      04/30/89      E00                                                         31.1       35.0             DEG.C
 9         004A      05/31/89      E00                                                         32.2       35.6             DEG.C
 9         004A      07/31/89      E00                                                         33.3       36.7             DEG.C
 9         004A      08/31/89      E00                                                         33.9       37.2             DEG.C
 9         004A      09/30/89      E00                                                         33.3       36.1             DEG.C
 9         004A      10/31/89      E00                                                         34.4       37.8             DEG.C
 9         004A      11/30/89      E00                                                         32.8       37.2             DEG.C
 9         004A      12/31/89      E00                                                         31.7       37.2             DEG.C
 9         004A      01/31/90      E00                                                         30.6       33.9             DEG.C
109/22/93                                                                                                        PAGE:      18
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         004A      02/28/90      E00                                                         30.0       34.4             DEG.C
 9         004A      03/31/90      E00                                                         30.0       35.6             DEG.C
 9         004A      04/30/90      E00                                                         32.8       37.2             DEG.C
 9         004A      05/31/90      E00                                                         32.8       37.2             DEG.C
 9         004A      06/30/90      E00                                                         32.8       35.6             DEG.C
 9         004A      07/31/90      E00                                                         33.9       37.2             DEG.C
 9         004A      08/31/90      E00                                                         34.4       37.2             DEG.C
 9         004A      09/30/90      E00                                                         34.4       37.2             DEG.C
 9         004A      10/31/90      E00                                                         32.8       37.2             DEG.C
 9         004A      11/30/90      E00                                                         32.2       37.2             DEG.C
 9         004A      12/31/90      E00                                                         31.1       36.1             DEG.C
 9         004A      06/30/89      D30                                                                                     DEG.C
 9         004A      01/31/91      E00                                                         31.1       36.1             DEG.C
 9         004A      02/28/91      E00                                                         31.7       37.2             DEG.C
 9         004A      03/31/91      E00                                                         30.0       37.2             DEG.C
 9         004A      04/30/91      E00                                                         31.1       36.1             DEG.C
 9         004A      05/31/91      E00                                                         32.2       36.1             DEG.C
 9         004A      06/30/91      E00                                                         32.8       36.1             DEG.C
 9         004A      07/31/91      E00                                                         33.3       37.2             DEG.C
 9         004A      08/31/91      E00                                                         33.3       37.2             DEG.C
 9         004A      09/30/91      E00                                                         33.3       37.2             DEG.C
 9         004A      10/31/91      E00                                                         33.9       37.2             DEG.C
 9         004A      11/30/91      E00                                                         33.3       37.2             DEG.C
 9         004A      12/31/91      E00                                                         31.7       37.2             DEG.C
 9         004A      01/31/92      E00                                                         31.1       35.6             DEG.C
 9         004A      02/29/92      E00                                                         30.0       35.0             DEG.C
 9         004A      03/31/92      E00                                                         30.0       35.0             DEG.C
 9         004A      04/30/92      E00                                                         31.1       35.6             DEG.C
 9         004A      05/31/92      E00                                                         31.1       37.2             DEG.C
 9         004A      06/30/92      E00                                                         31.7       36.1             DEG.C
 9         004A      07/31/92      E00                                                         32.2       36.1             DEG.C
 9         004A      08/31/92      E00                                                         32.2       36.1             DEG.C
 9         004A      09/30/92      E00                                                         32.2       36.1             DEG.C
 9         004A      10/31/92      E00                                                         32.2       35.6             DEG.C
 9         004A      11/30/92      E00                                                         30.6       33.9             DEG.C
 9         004A      12/31/92      E00                                                         30.0       33.3             DEG.C
 9         004A      01/31/93      E00                                                         28.9       33.9             DEG.C
109/22/93                                                                                                        PAGE:      19
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         004A      02/28/93      E00                                                         27.8       33.3             DEG.C
 9         004A      03/31/93      E00                                                         28.3       33.3             DEG.C
 9         004A      04/30/93      E00                                                         28.9       32.2             DEG.C
 9         004A      05/31/93      E00                                                         30.0       37.2             DEG.C
 9         004A      06/30/93      E00                                                         31.1       37.2             DEG.C
-
 PH                                                                     SU               6.0                   9.0         SU
           EFFLUENT GROSS VALUE                                                     MINIMUM               MAXIMUM
09         004A      01/31/89      E00                                              8.2                   8.2              SU
 9         004A      04/30/89      E00                                              8.2                   8.2              SU
 9         004A      07/31/89      E00                                              8.1                   8.1              SU
 9         004A      10/31/89      E00                                              8.1                   8.1              SU
 9         004A      01/31/90      E00                                              8.0                   8.0              SU
 9         004A      04/30/90      E00                                              8.0                   8.0              SU
 9         004A      07/31/90      E00                                              8.1                   8.1              SU
 9         004A      10/31/90      E00                                              8.0                   8.0              SU
 9         004A      01/31/91      E00                                              8.1                   8.1              SU
 9         004A      04/30/91      E00                                              8.1                   8.1              SU
 9         004A      07/31/91      E00                                              8.0                   8.0              SU
 9         004A      10/31/91      E00                                              8.1                   8.1              SU
 9         004A      01/31/92      E00                                              8.0                   8.0              SU
 9         004A      04/30/92      E00                                              8.1                   8.1              SU
 9         004A      07/31/92      E00                                              8.1                   8.1              SU
 9         004A      10/31/92      E00                                              8.0                   8.0              SU
 9         004A      01/31/93      E00                                              8.0                   8.0              SU
 9         004A      04/30/93      E00                                              8.0                   8.0              SU
-
 FLOW, IN CONDUIT OR THRU TREATMENT PLANT                   217
           EFFLUENT GROSS VALUE             30DA AVG   DAILY MX
09         004A      01/31/89      E00      210        213              MGD
 9         004A      02/28/89      E00      124        212              MGD
109/22/93                                                                                                        PAGE:      20
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         004A      03/31/89      E00      211        213              MGD
 9         004A      04/30/89      E00      211        213              MGD
 9         004A      05/31/89      E00      113        213              MGD
 9         004A      07/31/89      E00      131        213              MGD
 9         004A      08/31/89      E00      205        213              MGD
 9         004A      09/30/89      E00      109        213              MGD
 9         004A      10/31/89      E00      107        213              MGD
 9         004A      11/30/89      E00      115        207              MGD
 9         004A      12/31/89      E00      199        213              MGD
 9         004A      01/31/90      E00      92         213              MGD
 9         004A      02/28/90      E00      58         106              MGD
 9         004A      03/31/90      E00      81         213              MGD
 9         004A      04/30/90      E00      101        206              MGD
 9         004A      05/31/90      E00      137        213              MGD
 9         004A      06/30/90      E00      111        207              MGD
 9         004A      07/31/90      E00      143        213              MGD
 9         004A      08/31/90      E00      119        213              MGD
 9         004A      09/30/90      E00      117        213              MGD
 9         004A      10/31/90      E00      112        156              MGD
 9         004A      11/30/90      E00      120        191              MGD
 9         004A      12/31/90      E00      99         207              MGD
 9         004A      06/30/89      D30                                  MGD
 9         004A      01/31/91      E00      91         159              MGD
 9         004A      02/28/91      E00      103        198              MGD
 9         004A      03/31/91      E00      109        157              MGD
 9         004A      04/30/91      E00      101        204              MGD
 9         004A      05/31/91      E00      99         201              MGD
 9         004A      06/30/91      E00      84         153              MGD
 9         004A      07/31/91      E00      120        208              MGD
 9         004A      08/31/91      E00      117        213              MGD
 9         004A      09/30/91      E00      93         175              MGD
 9         004A      10/31/91      E00      110        213              MGD
 9         004A      11/30/91      E00      103        208              MGD
 9         004A      12/31/91      E00      125        212              MGD
 9         004A      01/31/92      E00      117        213              MGD
 9         004A      02/29/92      E00      119        209              MGD
 9         004A      03/31/92      E00      112        209              MGD
109/22/93                                                                                                        PAGE:      21
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         004A      04/30/92      E00      76         203              MGD
 9         004A      05/31/92      E00      107        204              MGD
 9         004A      06/30/92      E00      109        201              MGD
 9         004A      07/31/92      E00      104        188              MGD
 9         004A      08/31/92      E00      116        205              MGD
 9         004A      09/30/92      E00      119        209              MGD
 9         004A      10/31/92      E00      120        199              MGD
 9         004A      11/30/92      E00      111        203              MGD
 9         004A      12/31/92      E00      106        213              MGD
 9         004A      01/31/93      E00      142        213              MGD
 9         004A      02/28/93      E00      119        208              MGD
 9         004A      03/31/93      E00      114        203              MGD
 9         004A      04/30/93      E00      61         106              MGD
 9         004A      05/31/93      E00      110        210              MGD
 9         004A      06/30/93      E00      106        196              MGD
-
 CHLORINE, TOTAL     RESIDUAL                                           MG/L        DELMON     DELMON          .20         MG/L
           EFFLUENT GROSS VALUE                                                                           DAILY MX
09         004A      01/31/89      E00                                                                    <.20             MG/L
 9         004A      04/30/89      E00                                                                    <.20             MG/L
 9         004A      07/31/89      E00                                                                    <0.2             MG/L
 9         004A      10/31/89      E00                                                                    <0.2             MG/L
 9         004A      01/31/90      E00                                                                    <.20             MG/L
 9         004A      04/30/90      E00                                                                    <0.2             MG/L
 9         004A      07/31/90      E00                                                                    <0.2             MG/L
 9         004A      10/31/90      E00                                                                    <0.2             MG/L
 9         004A      01/31/91      E00                                                                    <0.2             MG/L
 9         004A      04/30/91      E00                                                                    <0.2             MG/L
 9         004A      07/31/91      E00                                                                    <0.2             MG/L
 9         004A      10/31/91      E00                                                                    <0.20            MG/L
 9         004A      01/31/92      E00                                                                    <0.2             MG/L
 9         004A      04/30/92      E00                                                                    <0.20            MG/L
 9         004A      07/31/92      E00                                                                    <0.20            MG/L
 9         004A      10/31/92      E00                                                                    <0.20            MG/L
109/22/93                                                                                                        PAGE:      22
                                             HECO - WAIAU GENERATING STATION - HI0000604
                                               EFFLUENT DATA (JANUARY 1989 TO PRESENT)
                                                              (EFVIOQL4)
 QL ***************************************************************************************************************************** QL
0NPID      NAM1                           NAM2                           CYNM
 --------- ------------------------------ ------------------------------ --------------------
 DSDG PIPE                                PLAT     PLON
 ---- ------------------------------      -------- ---------
 PRAM                                       LQAV       LQMX       LCUC              LCMN       LCAV       LCMX       LCUC
 ----------------------------------------   --------   --------   ------------      --------   --------   --------   ------------
           MLOC                             LQAS       LQXS                         LCMS       LCAS       LCXS
           --------------------             --------   --------                     --------   --------   --------
 VIPQ      VDSG      MVDT          MVIO     MQAV       MQMX       LQUC              MCMN       MCAV       MCMX       LCUC
 ----      ----      --------      ----     --------   --------   ------------      --------   --------   --------   ------------
09         004A      01/31/93      E00                                                                    <0.20            MG/L
 9         004A      04/30/93      E00                                                                    <0.20            MG/L
0                                          SUB-TOTAL QUICK LOOK PRINT LINES:     680
0                                            TOTAL QUICK LOOK PRINT LINES:               680
