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Core Data from the Deep Sea Drilling Project


Leg : 12    Depth Top/Bottom of Layer(m) :   146.00/  146.32
Hole: 117A  Depth to Top of Core(m)      :   146.00
Core:   1   Depth Top/Bottom Interval(mm):   00/ 320
Sect:  1
 
Visual Text Description:
 FORAM SAND;C 5Y6/1-LT.OLIVE GRAY;U WHITE OOZEPEBBLE AT 22 TO 24CM,3 
CHERTY LIMESTONE PEBBLES AT22 TO 24CM;Z 11111221 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   146.33/  146.60
Hole: 117A  Depth to Top of Core(m)      :   146.00
Core:   1   Depth Top/Bottom Interval(mm):  330/ 600
Sect:  1
 
Visual Text Description:
 OOZE;C N9-WHITE;Z 11110000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   146.60/  146.85
Hole: 117A  Depth to Top of Core(m)      :   146.00
Core:   1   Depth Top/Bottom Interval(mm):  600/ 850
Sect:  1
 
Visual Text Description:
 CLAY;C 5G4/1-DARK GREENISH GRAY;O SHARP CONTACTBETWEEN CLAY AND OVERLYING 
OOZE;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   146.85/  147.50
Hole: 117A  Depth to Top of Core(m)      :   146.00
Core:   1   Depth Top/Bottom Interval(mm):  850/1500
Sect:  1
 
Visual Text Description:
 CHERTY LIMESTONE GRAVEL;C N9-WHITE,5Y8/1-YELLOW-ISH GRAY;S GRADED BED;U 
DENSE DARK GREENISH GRAYCLAY AT 116 TO 120 IDENTICAL TO THAT AT 61 TO 
85CMTHIS SECTION;O CLAY AND GRAVEL CONTACT SHARP;Z 12130000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   222.60/  222.95
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm):  600/ 950
Sect:  1
 
Visual Text Description:
 CLAY;C 5Y4/1-OLIVE GRAY;O DISTURBED BY DRILLING;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   223.18/  223.46
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm): 1180/1460
Sect:  1
 
Visual Text Description:
 CLAY;C 5Y4/1-OLIVE GRAY;D DISTURBED BY DRILLING;U 3.5CM DIAMETER 
PHOSPHORITE NODULE AT 122-125.5CM;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   223.71/  224.00
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm):  210/ 500
Sect:  2
 
Visual Text Description:
 SOUPY CLAY;C 5Y4/1-OLIVE GRAY CLAY;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   224.00/  224.81
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm):  500/1310
Sect:  2
 
Visual Text Description:
 CLAY;C 5Y4/1-OLIVE GRAY CLAY;S DISTURBED,BURROWS,GRADING FROM SOUPY TO 
FIRM AT BOTTOM;U FIRM CLAYPEBBLE AT 114 TO 119;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   225.00/  225.38
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm):   00/ 380
Sect:  3
 
Visual Text Description:
 SOUPY CLAY;C 5Y4/1-OLIVE GRAY;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   225.38/  225.85
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm):  380/ 850
Sect:  3
 
Visual Text Description:
 SOFT CLAY;C 5Y4/1-OLIVE GRAY;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   225.85/  226.50
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm):  850/1500
Sect:  3
 
Visual Text Description:
 FIRM CLAY;C 5Y4/1-OLIVE GRAY;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   226.50/  228.00
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm):   00/1500
Sect:  4
 
Visual Text Description:
 FIRM CLAY;C 5GY3/1-GREENISH BLACK;U HARD CLAYLUMPS AT 66CM AND 70CM AND 
73CM AND 103CM;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   228.00/  229.50
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm):   00/1500
Sect:  5
 
Visual Text Description:
 FIRM CLAY;C 5GY3/1-GREENISH BLACK CLAY;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   229.50/  231.00
Hole: 117A  Depth to Top of Core(m)      :   222.00
Core:   3   Depth Top/Bottom Interval(mm):   00/1500
Sect:  6
 
Visual Text Description:
 DENSE STICKY CLAY;C 5Y4/1-OLIVE GRAY,5Y2/1-OLIVEBLACK;S BURROWED 
THOROUGHLYO OLIVE GRAY COLOR GRADESINTO OLIVE BLACK;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   270.00/  270.28
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm):   00/ 280
Sect:  0
 
Visual Text Description:
 CLAY;C 5Y4/1-OLIVE GRAY;O CLAY SOUPY IN PARTS;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   270.28/  271.78
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 CLAY;C 5Y4/2-OLIVE GRAY;D VERY DISTURBED WATERY INPARTS;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   271.78/  273.28
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 CLAY;C -DARK;U ONE PIECE OF HARD ROCK 4CM LONG;O LITHOLOGY IN DOUBT;Z 
00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   273.28/  274.78
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 CLAY;C 5Y4/2-OLIVE GRAY;D HIGHLY DISTURBED,WATERY;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   274.78/  276.28
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm):   00/1500
Sect:  4
 
Visual Text Description:
 CLAY;C -OLIVE GRAY;D WATERY;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   276.28/  276.96
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm):   00/ 680
Sect:  5
 
Visual Text Description:
 CLAY;C 5Y4/2-OLIVE GRAY;D WATERY AND VOIDS;U HARDLUMPS WITH WHITE 
INCLUSIONS;P WHITE INCLUSIONS AREBRYOZOAN COLONIES;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   277.06/  277.15
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm):  780/ 870
Sect:  5
 
Visual Text Description:
 CLAY,SILT;C 5Y4/2-OLIVE GRAY,2.5Y7/4-PALE YELLOW;M CALCITE ZEDITE SILT AT 
84CM;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   277.32/  277.78
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm): 1040/1500
Sect:  5
 
Visual Text Description:
 CLAY;C 5Y4/2-OLIVE GREY;U HARD LUMPS WITH WHITEINCLUSIONS;P WHITE 
INCLUSIONS ARE BRYOZOAN COLONIES;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   278.50/  279.04
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm):  720/1260
Sect:  6
 
Visual Text Description:
 CLAY;C 5Y4/2-OLIVE GREY;D VERY DISTURBED BY CORING,WET;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   279.04/  279.28
Hole: 117A  Depth to Top of Core(m)      :   270.00
Core:   4   Depth Top/Bottom Interval(mm): 1260/1500
Sect:  6
 
Visual Text Description:
 FIRM CLAY;O 2.5Y4/2-DARK GRAYISH BROWN;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   272.00/  273.50
Hole: 117A  Depth to Top of Core(m)      :   272.00
Core:   5   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 FIRM DENSE MARLY CLAY;C 5Y4/1-OLIVE GRAY,5GY4/1-DARK GREENISH GRAY; S 
BURROWED VERY SLIGHTLY,WHITE,WHITE MOTTLES IN TO 70CM;P WHITE MOTTLES MY 
BE SHELLREMNANTS;O COLOR GRADES FROM OLIVE GREY TO DARKGREENISH GRAY 
AROUND 97CM.;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   277.24/  277.50
Hole: 117A  Depth to Top of Core(m)      :   276.00
Core:   6   Depth Top/Bottom Interval(mm): 1240/1500
Sect:  1
 
Visual Text Description:
 LUMPY CLAY;C 2.5Y3/2-DARK GREENISH BROWN;S MOD-ERATE REDDISH 
BROWN(10R4/1)MOTTLES AT 140CM;U CHERTYLIMESTONE FRAGMENT AT 140CM;Z 
00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   279.00/  280.50
Hole: 117A  Depth to Top of Core(m)      :   276.00
Core:   6   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 LUMPY CLAY;C 2.5Y3/2-VERY DARK GREENISH BROWNCLAY;O UPPER 140CM CLAY 
LUMPS IN SOUPY MATRIX;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   281.48/  282.00
Hole: 117A  Depth to Top of Core(m)      :   276.00
Core:   6   Depth Top/Bottom Interval(mm):  980/1500
Sect:  4
 
Visual Text Description:
 LUMPY CLAY;C -VERY DARK GREENISH BROWN CLAY;D TOP98CM SOUPY;O TOTAL 
SECTION LENGTH 98-150CM;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   282.00/  283.50
Hole: 117A  Depth to Top of Core(m)      :   276.00
Core:   6   Depth Top/Bottom Interval(mm):   00/1500
Sect:  5
 
Visual Text Description:
 VERY HARD CLAY;C 5Y4/1-OLIVE GRAY;S SLIGHTLYMOTTLED GREENISH GRAY(565 
4/1);U WHITE CARBONATEBLOBS THROUGHOUT SECTION;P BLOBS PROBABLY DUE 
TOBRYOZOA RESIDUE.;Z 00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   283.50/  284.30
Hole: 117A  Depth to Top of Core(m)      :   276.00
Core:   6   Depth Top/Bottom Interval(mm):   00/ 800
Sect:  6
 
Visual Text Description:
 HARD SILTY MUDSTONE;C 5Y6/4-YELLOW,56Y5/1-BLUE;SALTERNATING BED OF YELLOW 
AND BLUE;M PYRITE(?),GLAUCONITE;P SHELL FRAGMENTS THROUGHOUT;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   284.30/  284.36
Hole: 117A  Depth to Top of Core(m)      :   276.00
Core:   6   Depth Top/Bottom Interval(mm):  800/ 860
Sect:  6
 
Visual Text Description:
 SMOOTH CLAYSTONE;S INTENSELY MOTTLED;Z 33231000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   284.50/  284.63
Hole: 117A  Depth to Top of Core(m)      :   276.00
Core:   6   Depth Top/Bottom Interval(mm): 1000/1130
Sect:  6
 
Visual Text Description:
 SHELL FRAGMENTS;C 5Y6/4-YELLOW;P SHELL FRAGMENTS;O GREENISH AT TOP;H HARD;
Z 12210000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   284.63/  284.96
Hole: 117A  Depth to Top of Core(m)      :   276.00
Core:   6   Depth Top/Bottom Interval(mm): 1130/1460
Sect:  6
 
Visual Text Description:
 SMOOTH CLAYSTONE,COARSER MUDSTONE;O 10R2/2-PURPLE,5Y6/4-YELLOW;S 
ALTERNATING BEDS OF CLAYSTONE AND MUDSTONE INTENSELY MOTTLED;O BOTTOM 9CM 
EXHIBITS GREENAND PURPLE AND HAS APPEARANCE OF BRECCIA;Z 33231000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   285.00/  285.79
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):   00/ 790
Sect:  1
 
Visual Text Description:
 PIECES OF HARD MUDSTONE;C 5Y4/1-GRAY;S BURROWED;U INCLUSIONS OF REWORKED 
VOLCANIC MATERIAL IN MUD-STONE;P BRYOZOA,MOLLUSES.;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   285.79/  285.90
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):  790/ 900
Sect:  1
 
Visual Text Description:
 SOFT CLAY;C 5Y4/2-GRAY;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   285.90/  285.98
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):  900/ 980
Sect:  1
 
Visual Text Description:
 PIECES OF HARD MUDSTONE;C 5Y4/1-GRAY;S BURROWED;U INCLUSIONS OF REWORKED 
VOLCANIC MATERIAL IN MUD-STONE;P BRYOZOA,MOLLUSES.;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   285.98/  286.10
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):  980/1100
Sect:  1
 
Visual Text Description:
 SOFT CLAY;C 5Y4/1-GRAY;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   286.10/  286.13
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm): 1100/1130
Sect:  1
 
Visual Text Description:
 PIECES OF HARD MUDSTONE;C 5Y4/1-GRAY;S BURROWED;U INCLUSIONS OF REWORKED 
VOLCANIC MATERIAL IN MUD-STONE;P BRYOZOA,MOLLUSES.;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   286.50/  287.16
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):   00/ 660
Sect:  2
 
Visual Text Description:
 HARD MUDSTONE;C 5Y4/1-DARK GRAY;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   287.16/  287.22
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):  660/ 720
Sect:  2
 
Visual Text Description:
 HARD MUDSTONE;C 5Y5/1-GRAY;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   287.22/  287.32
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):  720/ 820
Sect:  2
 
Visual Text Description:
 HARD MUDSTONE;C 5G4/1-DARK GREENISH GRAY;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   287.32/  287.85
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):  820/1350
Sect:  2
 
Visual Text Description:
 HARD MUDSTONE;C 5Y4/1-DARK GRAY;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   287.85/  288.00
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm): 1350/1500
Sect:  2
 
Visual Text Description:
 HARD MUDSTONE;C 5Y5/2-OLIVE GRAY;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   288.00/  289.50
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):   00/1500
Sect:  3
 
Visual Text Description:
 VERY HARD MUDSTONE;C 5GY4/1-DARK GREY OLIVE;PSHELL FRAGMENTS;O ABUNDANT 
COARSE PARTICLES;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   289.50/  290.64
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm):   00/1140
Sect:  4
 
Visual Text Description:
 MUDSTONE;C 5Y6/4-PURPLE,5BG5/2-3/2-GREEN,5Y5/2-YELLOW;Z 33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   290.64/  290.73
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm): 1140/1230
Sect:  4
 
Visual Text Description:
 MUDSTONE FRAGMENTS CONGLOMERATE IN CARBONATECEMENT;C -PURPLE,-GREEN;Z 
33233000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   290.73/  290.95
Hole: 117A  Depth to Top of Core(m)      :   285.00
Core:   7   Depth Top/Bottom Interval(mm): 1230/1450
Sect:  4
 
Visual Text Description:
 SMOOTH CLAY;C 5BG5/2-GRAYISH BLUE GREEN,5Y5/2-LIGHT OLIVE GRAY;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   294.01/  294.50
Hole: 117A  Depth to Top of Core(m)      :   294.00
Core:   8   Depth Top/Bottom Interval(mm):   10/ 500
Sect:  1
 
Visual Text Description:
 SILTY CLAY;C 10YR4/2-DARK YELLOWISH BROWN;U CLAYPEBBLE AT 30-37CM SHOWING 
SLICKEN SIDES DIPPINGAPPROX 60 DEGREES;Z 33211000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   294.50/  295.50
Hole: 117A  Depth to Top of Core(m)      :   294.00
Core:   8   Depth Top/Bottom Interval(mm):  500/1500
Sect:  1
 
Visual Text Description:
 SAND,SILT,ROCK FRAGMENTS OF POORLY WORKED VOLCAN-ICS;C 5Y2/1-OLIVE BLACK;
P LARGE INTACT OYSTER SHELLAT BOTTOM;Z 33214000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   295.50/  297.00
Hole: 117A  Depth to Top of Core(m)      :   294.00
Core:   8   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 SANDY SILT;C 10YR4/2-DARK YELLOWISH BROWN,5Y201-OLIVE BLACK;P BRYOZOA;Z 
00000000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   303.00/  304.50
Hole: 117A  Depth to Top of Core(m)      :   303.00
Core:   9   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
 SANDSTONE WITH FOSSIL FRAGMENTS;S ANNELID WORMBURROWS;P MOLLUSC SHELL AND 
CARBONATE;Z 33234000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   305.10/  305.50
Hole: 117A  Depth to Top of Core(m)      :   304.00
Core:  10   Depth Top/Bottom Interval(mm): 1100/1500
Sect:  1
 
Visual Text Description:
 SANDY CONGLOMERATE OF POORLY REWORKED VOLCANICS;C 5GY4/1-DARK GREENISH 
GRAY;Z 33239000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   312.13/  312.50
Hole: 117A  Depth to Top of Core(m)      :   311.00
Core:  11   Depth Top/Bottom Interval(mm): 1130/1500
Sect:  1
 
Visual Text Description:
 BROKEN BASALT WITH VEINS CONTAINING SHELL FRAG-MENTS AND SANDSTONE ECT;C 
-DK BLUE GREEN;Z 33234000 
 
 
Leg : 12    Depth Top/Bottom of Layer(m) :   312.50/  314.00
Hole: 117A  Depth to Top of Core(m)      :   311.00
Core:  11   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
 BROKEN BASALT WITH VEINS CONTAINING SHELL FRAG-MENTS AND SANDSTONE ECT;C 
-DK BLUE GREEN;Z 33234000 
 
 
    

Introduction


Cite as: Deep Sea Drilling Project (1989): Archive of Core and Site/Hole Data and Photographs from the Deep Sea Drilling Project (DSDP). National Geophysical Data Center, NOAA. doi:10.7289/V54M92G2 [access date]

These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced in 1989 and modified in 2000 by the U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Service, National Geophysical Data Center (now part of the National Centers for Environmental Information), and collocated World Data Center for Marine Geology and Geophysics, Boulder (now part of the World Data Service for Geophysics). Data were compiled in cooperation with the U.S. Science Support Program, of the Joint Oceanographic Institutions, Inc. (now the Consortium for Ocean Leadership), and the U.S. National Science Foundation.

Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.

Department of Commerce > NOAA > NESDIS > NCEI > doi:10.7289/V54M92G2