144TT4998A                ST426 1982020119820611DR. M. BOTHNER DEP OF INTERIOR  
144TT4998T0000        A. THE METAL CONCENTRATIONS REPORTED IN THIS FILE ARE  001
144TT4998T0000        THE RESULTS OF THE MONITORING OF AN EXPLORATORY OIL    002
144TT4998T0000        DRILL OPERATION. SAMPLES WERE SYSTEMATICALLY COLLECTED 003
144TT4998T0000        IN A BEFORE, DURING AND AFTER DRILLING SEQUENCE. AS    004
144TT4998T0000        SUCH, SOME DOWN CURRENT SAMPLING SITES WILL SHOW ELE-  005
144TT4998T0000        VATED LEVELS OF METAL LOADING WITH TIME.               006
144TT4998T0000        B. THE ENTIRE THREE YEAR SUITE OF DATA IS HELD BY NODC 007
144TT4998T0000        AS TRACK NUMBERS TT4983 THRU TT5032.                   008
144TT4998T0000        C. A REVISED CHLORIDE CORRECTION HAS BEEN APPLIED TO   009
144TT4998T0000        THE DATA IN THIS FILE. VARIATIONS NOTED IN THE CONCEN- 010
144TT4998T0000        TRATION LEVELS REPORTED HERE AND IN THE FIRST YEARS    011
144TT4998T0000        DATA REPORT ARE THE RESULT OF THE APPLICATION OF THIS  012
144TT4998T0000        REVISED CHLORIDE CORRECTION.                           013
144TT4998T0000        D. THE "ORIGINATORS SAMPLE IDENTIFICATION" FOR EACH    014
144TT4998T0000        SAMPLE IS RETAINED IN A SPECIAL FIELD (POSITIONS 50-63)015
144TT4998T0000        OF RECORD TYPE C. HOWEVER, FOR PURPOSES OF DATA RETRIE-016
144TT4998T0000        VAL AND SORTING A PORTION OF THIS ID NUMBER HAS BEEN   017
144TT4998T0000        RETAINED AND IS LOCATED IN POSITIONS 16-18 OF RECORD   018
144TT4998T0000        TYPES E AND F.                                         019
144TT4998T0000          1. THE ALPHA COMBINATION "BL" MEANS THAT THIS SAMPLE 020
144TT4998T0000            IS A "BLEND" OF ALL REPLICATES COLLECTED AT THAT   021
144TT4998T0000            STATION SITE. THE GEOGRAPHIC COORDINATES (LATITUDE 022
144TT4998T0000            AND LONGITUDE) FOR "BLEND" SAMPLES IS A MEAN POSI- 023
144TT4998T0000            TION FOR ALL REPLICATES AT THAT GIVEN STATION SITE.024
144TT4998T0000          2. A SINGLE ALPHA CHARACTER REPRESENTS THE           025
144TT4998T0000            REPLICATE NUMBER.                                  026
144TT4998T0000          3. AN ALPHA/NUMERIC COMBINATION ENDING IN AN "X"     027
144TT4998T0000            MEANS THAT THE SAMPLE HAS BEEN SIEVED AND ONLY     028
144TT4998T0000            THE FINE FRACTION (GREATER THA 60 MICRONS) OF      029
144TT4998T0000            THE SAMPLE WAS ANALYZED.                           030
144TT4998T0000          4. ANY SAMPLE IDENTIFICATION CONSISTING OF AN ALPHA  031
144TT4998T0000            NUMERIC COMBINATION STARTING WITH "S" MEANS THAT   032
144TT4998T0000            THE SAMPLE WAS SPLIT INTO A NUMBER OF SIZE INTER-  033
144TT4998T0000            VALS. THE NUMERIC VALUE IN THE ID IS A CODE IN-    034
144TT4998T0000            DICATING THE SIZE RANGE OF THAT SAMPLE...          035
144TT4998T0000               S0 = UNDIFFERENTIATED                           036
144TT4998T0000               S1 = > 1000        MICRONS                      037
144TT4998T0000               S2 =   1000 - 500  MICRONS                      038
144TT4998T0000               S3 =    500 - 210  MICRONS                      039
144TT4998T0000               S4 =    210 - 105  MICRONS                      040
144TT4998T0000               S5 =    105 -  60  MICRONS                      041
144TT4998T0000               S6 =     60 -  30  MICRONS                      042
144TT4998T0000               S7 =     30 -  10  MICRONS                      043
144TT4998T0000               S8 =     10 -   1  MICRONS                      044
144TT4998T0000               S9 =    < 1        MICRON                       045
144TT4998T0000        E. SEDIMENT TRAP SAMPLE ID VALUES CONTAINING A "W"     046
144TT4998T0000        INDICATE THAT THE ENTIRE SAMPLE WAS HOMOGENIZED        047
144TT4998T0000        BEFORE ANALYSIS.                                       048
144TT4998C0001 403943N 674135W19820201             ST426-00       W-221257   050
144TT4998E0001               000004   4                        40            051
144TT4998F0001        S7429905 B  224+2S7440393 B  407+0S7440439 B  509-3    052
144TT4998F0001        S7440473 B  275-1S7440508 B  102-1S7439896 B  173+2    053
144TT4998F0001        S7439976 B    2-2S7439965 B  275+0S7440020 B  112-1    054
144TT4998F0001        S7439921 B  254-1S7440622 B  346-1S7440666 B  763-1    055
144TT4998F0001        S7782505 B   10-1                                      056
144TT4998C0002 403943N 674135W19820201             ST426-00       W-221259   050
144TT4998E0002         000012000015   4                        40            051
144TT4998F0002        S7429905 B  307+2S7440393 B  378+0S7440439 B  449-3    052
144TT4998F0002        S7440473 B  402-1S7440508 B  118-1S7439896 B  248+2    053
144TT4998F0002        S7439976 B    3-2S7439965 B  449+0S7440020 B  154-1    054
144TT4998F0002        S7439921 B  366-1S7440622 B  591-1S7440666 B 1004-1    055
144TT4998F0002        S7782505 B   85-1                                      056
144TT4998C0003 403943N 674135W19820201             ST426-00       W-221258   050
144TT4998E0003         000006000008   4                        40            051
144TT4998F0003        S7429905 B  309+2S7440393 B  482+0S7440439 B  346-3    052
144TT4998F0003        S7440473 B  445-1S7440508 B  111-1S7439896 B  247+2    053
144TT4998F0003        S7439976 B    4-2S7439965 B  346+0S7440020 B  136-1    054
144TT4998F0003        S7439921 B  309-1S7440622 B  569-1S7440666 B  569-1    055
144TT4998F0003        S7782505 B  106-1                                      056
