TABLE 4. Summary of Physical Measurements Made at Each of Three Locations in the Vicinity of the 
Transect Pairs on 6 December 1991, 22 December 1992, 9 September 1993, 14 October 1994, 26 
September 1995, and 21 November 1996
Location and Time

Oxygen
(% of Saturation)

Salinity

Temperature
(C)

Depth to Secchi 
Extinction


Top
Bottom

()

Top
Bottom

(m)

6 DECEMBER 1991



















Kewalo Landfill









1035 hr
102
101

34

25.1
25.1

>18.3
Kalihi Entrance Channel









1100 hr
101
101

34

25.0
25.1

>15.1
Reef Runway









1150 hr
102
102

34

25.1
24.9

>12.0










22 DECEMBER 1992



















Kewalo Landfill









0900 hr
105
104

34

22.8
22.8

>18.3 
Kalihi Entrance Channel









1000 hr
104
104

34

22.8
22.7

>15.1
Reef Runway









1035 hr
102
104

34

22.6
22.8

>12.0










9 SEPTEMBER 1993



















Kewalo Landfill









0830 hr
103
104

34

25.1
25.0

>18.3 
Kalihi Entrance Channel









0910 hr
103
102

34

24.9
25.2

>15.1
Reef Runway









1020 hr
104
104

34

25.1
25.1

>12.0










14 OCTOBER 1994



















Kewalo Landfill









0835 hr
103
103

34

25.4
25.1

>18.3 
Kalihi Entrance Channel









0920 hr
104
103

34

25.3
25.2

>15.1
Reef Runway









1030 hr
103
103

34

25.3
25.4

>12.0










26 SEPTEMBER 1995



















Kewalo Landfill









0900 hr
104
103

34

26.2
26.2

>18.3 
Kalihi Entrance Channel









0950 hr
102
102

34

26.0
26.2

>15.1
Reef Runway









1115 hr
103
104

34

25.9
26.1

>12.0










21 NOVEMBER 1996



















Kewalo Landfill









0815 hr
102
104

34

26.1
26.0

>18.3 
Kalihi Entrance Channel









0950 hr
103
102

34

26.0
26.2

>15.1
Reef Runway









1145 hr
102
103

34

26.2
26.1

>12.0

NOTE: Oxygen and temperature measurements were made approximately 1 m below the surface and 1 m above the bottom; 
water clarity at all stations was greater than the depth, thus extinction could not be directly measured.


