Table 17. Interstitial water chemistry data for Site 997. "Core, section, interval (cm)" Depth (mbsf) pH Alk (mM) Sal (g/kg) Cl- (mM) Cl-* (mM) Mg2+ (mM) Ca2+ (mM) SO42- (mM) NH4+ (uM) PO43- (uM) SiO2 (uM) K+ (uM) Sr2+ (uM) 164-997A- "1H-1,145-150" 1.45 7.7 4 34.5 559 559 50.3 10.3 26.8 140 11 445 12.5 94 "1H-1, 120-125" 2.7 7.7 5.2 34 558 558 49.2 9.7 25.1 250 19 589 12.3 93 "2H-1, 140-150" 4.3 7.8 6.4 34 562 562 47.4 8.4 21.5 600 20 603 12.7 96 "2H-2, 140-150" 5.8 7.8 7.3 33 560 560 46.2 7.5 19.7 660 24 652 12.7 98 "2H-3, 140-150" 7.3 7.9 8.4 33.5 560 560 45.2 7.1 17.8 810 28 645 12.2 100 "2H-4, 140-150" 8.8 7.9 9.1 33 561 561 43.7 6.5 16.4 910 36 741 12.5 105 "2H-5, 140-150" 10.3 7.4 10.3 33 562 562 42.6 6.2 14.7 1050 34 732 12.3 102 "2H-6, 140-150" 11.8 8.1 10.9 33 561 561 40.9 5.5 13.6 1150 31 749 12.4 105 "3H-1, 140-150" 13.8 8.1 12 32.5 561 561 39.5 5.3 11.6 1210 31 705 12.6 110 "3H-2, 140-150" 15.3 8.2 13.1 32.5 561 561 37.6 4.7 9.6 1320 36 625 12.5 109 "3H-3, 140-150" 16.8 8.2 14.4 32.5 562 562 36 4.4 7 1530 43 705 12.6 111 "3H-4, 140-150" 18.3 8.2 15.9 32 560 560 33.3 10.3 5.3 1730 36 734 12.9 109 "3H-5, 140-150" 19.8 8.2 16.7 32 559 559 32.7 3.7 3.2 1880 38 778 12.8 109 "3H-6, 140-150" 21.3 8.3 17.9 32 561 561 30.7 3.3 1.5 1910 43 816 12.2 119 "4H-1, 140-150" 23.3 8.3 16.6 32 559 559 29.2 3.1 0.2 2240 45 1916 12.6 127 "4H-2, 140-150" 24.8 8.3 18.2 32 557 557 28.5 3 0.4 2420 46 887 12.7 117 "4H-3, 140-150" 26.3 8.1 18.3 32 557 557 27.8 3.3 0.4 2480 50 876 12.6 130 "4H-4, 140-150" 27.8 8.2 18.4 32 557 557 27 2.9 0 2630 52 932 12.3 120 "4H-5, 140-150" 29.3 8.2 17.7 32 552 552 25.4 2.5 0.7 3040 58 863 12.6 118 "4H-6, 140-150" 30.8 32 550 550 25.9 2.7 0 2650 50 889 12.9 116 "5H-2, 140-150" 34.3 8.3 20 32 550 550 25.5 2.5 0.2 3380 58 841 12.7 112 "6H-2, 140-150" 43.8 8.3 24.3 32 545 545 24.5 2.6 0.2 4100 74 778 12.5 119 "7H-1, 140-150" 51.8 8.3 26.7 32 543 543 23.4 2.5 0 4920 51 785 13.2 118 "8H-2, 140-150" 55.8 8.2 28.9 32 543 543 22.4 2.1 0.2 5260 72 794 13.1 113 "9H-2, 140-150" 64.3 8.3 33.7 32 542 542 22.7 2.4 0 5590 80 705 13 106 "10H-6, 140-150" 79.65 8.4 48.8 32 538 538 22.9 1.9 0 7000 105 878 13.8 93 "11H-2, 140-150" 83.3 8.3 49.8 32.5 537 537 23.5 2.3 0 124 892 13.4 93 "12H-2, 140-150" 92.8 8.3 56.3 33 535 535 23 2 0 8390 131 852 13.6 93 "13H-3, 140-150" 102.88 33 534 534 22.7 2.3 0 9520 159 889 13.4 91 "13H-4, 140-150" 104.38 8.2 63.5 33 533 533 22.5 2.1 0 9470 150 847 13.6 84 "14H-3, 140-150" 112.13 7.9 70.3 33 534 534 22.7 2.5 0 10140 171 885 13.7 82 "15H-2, 140-150" 121.3 7.5 74.3 33 528 528 22.1 2.2 0 10940 163 901 14.1 79 "15H-5, 140-150" 125.8 7.9 78.1 33.5 530 530 22.3 2.4 0.2 11060 195 923 13.8 86 "16H-2, 140-150" 130.8 7.9 79.9 33.5 526 526 21.9 2.3 0 11710 190 965 13.8 79 "16H-5, 140-150" 135.3 7.4 80.7 33 528 527 22.3 2.2 0.6 11470 196 885 13.8 79 "17H-2, 140-150" 140.3 7.3 83.9 34 527 527 21.8 2.6 0.2 12750 198 936 13.2 79 "17H-5, 140-150" 144.7 7.9 86.1 33 527 527 20.8 2.4 0 13180 210 901 14.3 73 "19H-4, 135-150" 153.08 7.4 91.2 34.5 523 523 21.3 2.7 0 12150 201 925 13.9 83 "19H-4, 135-150" 156.08 7.9 90.1 34 523 523 20.3 1.9 0 13590 185 914 14.4 72 "20H-1, 135-150" 158.75 7.9 92.6 34 524 522 21.4 2.7 1.1 13780 206 903 14.2 80 "20H-4, 135-150" 163.25 7.9 97 34.5 524 524 20.4 3 0 14090 208 941 13.9 80 "21X-1, 135-150" 168.25 7.9 90.2 34 524 519 22.3 3 3 14210 207 869 14 84 "21X-2, 135-150" 169.75 7.9 99.6 34 522 522 20.7 2.7 0 15620 208 861 14.6 79 "22X-5, 135-150" 179.57 7.9 104.7 34.5 518 518 20.1 2.5 0 10690 215 894 14.5 79 "26X-1, 135-150" 204.75 7.9 112 35 515 515 19.4 2.7 0 14100 195 805 14.2 80 "26X-4, 135-150" 209.25 8 96.8 34 511 511 18.6 2.4 0 15990 200 827 13.8 74 "27X-1, 130-150" 213.3 7.9 95.4 34 515 515 19.2 2.5 0 14960 174 829 14.2 81 "27X-4, 130-150" 217.8 8 104.1 32 467 467 16 2.1 0 14710 169 838 13.2 69 "28X-1, 130-150" 222.9 8.1 112.2 34 512 511 19 2.6 0.4 16480 159 805 14 82 "30X-1, 130-150" 233.6 7.9 114.4 34 501 501 18 2.6 0 17460 182 900 14.2 79 "31X-1, 130-150" 242.2 7.8 115.9 34 499 499 17.1 2 0 15380 175 907 13.7 81 "31X-4, 130-150" 246.7 7.4 108.8 32 478 474 16.9 2.5 1.4 15380 141 13.5 73 "32X-4, 0-20" 255 8 114.5 34 505 504 16.5 1.6 0.4 15930 131 766 14.4 60 "32X-4, 70-90" 255.7 8.1 93.7 30.5 500 500 15.4 1.3 0 14590 135 708 15.3 45 "32X-3, 130-150" 254.8 7.9 115.5 34 458 458 13.7 1.4 0 15810 164 14.3 70 "32X-5, 130-150" 257.8 7.9 114.5 34 489 487 16.3 2 0.6 13980 147 821 14.3 69 "34X-2, 123-143" 263.83 8 119.2 34 500 500 16.5 2.2 0 16850 162 772 14.2 79 "34X-4, 130-150" 266.83 7.9 123.6 35 512 512 17.6 2.1 0.2 14960 157 772 14.6 84 "35X-2, 125-150" 272.2 8 103.9 32 472 468 15.7 1.9 1.1 15440 141 806 13.3 65 "35X-4, 125-150" 275.2 7.9 108.4 32 471 469 15.1 1.6 0.5 16480 147 875 13.6 61 "36X-2, 125-150" 280.8 7.3 121.9 34 504 504 16.6 1.9 0 18920 156 924 14.3 76 "36X-4, 125-150" 283.8 7.9 118.7 35 511 508 17.8 2 1.5 17580 146 1018 13.9 81 "37X-1, 125-150" 290.15 7.9 118.4 34 499 498 16.1 1.9 0.6 17580 154 864 14.3 75 "37X-5, 125-150" 296.15 7.9 117.3 34 488 487 16 1.9 0.3 20380 141 875 14.2 73 "38X-2, 125-150" 301.25 7.9 125 35 503 502 16.9 2.2 0.5 13670 147 894 13.9 79 "38X-4, 125-150" 304.25 7.9 125.7 35 509 508 17.3 2.6 0.7 18680 132 870 14.3 72 "39X-2, 125-150" 310.85 7.3 126.1 35 506 506 16.6 2 0 18110 147 885 14 76 "39X-5, 125-150" 315.35 7.8 126.3 35 505 505 16.8 2.5 0 18680 142 881 14.1 80 "41X-2, 130-150" 321.5 7.9 119.8 34 503 503 16.3 1.9 0 15890 142 764 14.3 67 "41X-4, 130-150" 324.5 7.5 113.9 33.5 481 481 14.8 1.6 0 17720 128 719 13.8 61 "42X-2, 88-113" 329.78 7.9 103.4 34 507 506 15 1.4 0.5 18360 120 747 14.7 57 "43X-1, 130-150" 338.3 7.1 108 34 490 490 15.3 2.1 0.2 17910 97 815 13.8 67 "43X-4, 78-98" 341.62 7.9 121.2 34.5 501 500 16.5 2 0.4 15820 100 819 14.2 83 "44X-1, 125-150" 347.95 7.8 102.2 34 505 505 15.7 1.8 0 17470 96 785 14.2 70 "44X-1, 125-150" 353.95 7.9 110.9 34 504 504 15.6 2.1 0 16710 99 802 13.7 78 "44X-5, 125-150" 367.15 7.9 110.7 34 500 500 14.1 1.5 0 13290 72 757 14.1 68 "46X-5, 125-150" 372.9 7.9 111 34 496 496 14.4 1.7 0 13420 83 749 13.9 65 "47X-1, 125-150" 376.85 7.5 105.3 32 471 470 12.6 2.1 0.2 16960 93 785 13.2 68 "47X-4, 0-23" 379.77 7.9 114.6 34 506 504 15.7 2 0.8 14490 92 849 14.4 75 "48X-1, 125-150" 386.55 7.5 104.5 32 478 477 12.8 1.4 0.5 17790 91 721 13.7 61 "48X-4, 125-150" 391.05 8 112.2 34 496 496 13.9 1.8 0 17220 108 819 14.4 76 "50X-2, 70-104" 398.1 7.5 107.9 32 478 477 13.2 2 0.3 14240 96 960 13.7 73 "52X-1, 125-150" 406.75 7.9 104.4 31 462 460 12.3 2.1 0.4 16840 104 956 12.9 72 "52X-4, 125-150" 411.25 109.2 33 491 490 14.3 2.5 0.4 16840 99 939 14 82 "54X-2, 125-150" 426.13 7.3 108.5 32.5 480 478 13.1 2.9 0.5 18680 102 937 13.8 79 "54X-4, 125-150" 429.13 7.3 113.8 34 493 493 13.7 2.4 0 20260 96 1024 14.4 92 164-997B- "1X-1, 125-150" 319.75 7.3 121.4 34 502 502 16.4 2 0 7710 127 879 14.5 72 "2X-1, 130-150" 329.4 7.9 85 26 394 391 10 0.6 0.4 9230 83 688 12.4 33 "3X-3, 125-150" 341.67 7.9 106 32.5 484 483 12 0.6 0.3 16390 97 590 17.7 36 "4X-2, 44-69" 415.24 7.3 111.2 34 497 496 14.2 2.3 0.5 16520 107 1010 14.5 89 "5X-2, 125-150" 426.31 7.3 108.1 33.5 494 491 13.6 2.4 1.1 19560 95 984 14.8 83 "8X-2, 125-150" 445.75 7.9 117.2 34.5 504 503 15.2 3.4 0.5 19310 96 1171 14.1 108 "8X-6, 125-150" 451.65 7.6 87.5 28 416 410 10.4 2 1.1 17530 57 899 12.5 62 "11X-3, 125-150" 467.45 7.4 109.9 35 513 512 14.5 2.9 0.6 18840 54 1019 14.9 99 "12X-2, 125-150" 473.86 7.3 105.5 35 514 512 14.2 2.6 1.2 19630 55 1068 15.4 98 "13X-2, 125-150" 484.25 7.9 103 35 518 516 13.9 2.9 0.9 18870 36 1036 15.3 98 "14X-2, 96-121" 493.56 35 515 514 14.2 3 0.7 22160 44 1094 14.8 107 "16X-4, 125-150" 507.55 7.6 98.3 35 519 518 13.3 2.6 0.8 22290 41 1010 14.9 97 "17X-1, 125-150" 511.65 7.3 98.9 35 516 515 13.6 2.8 0.6 16200 39 1025 14.5 100 "18X-2, 125-150" 522.75 7.9 97.6 34 514 513 13.5 2.7 0.6 19250 40 1025 14.3 107 "19X-2, 125-150" 532.35 7.3 97.2 34 512 510 13.7 3.1 1 19970 49 1134 13.9 104 "20X-3, 125-150" 543.45 7.2 98.9 34 513 511 14.4 3.8 1.2 20700 64 1109 14.4 120 "22X-3, 125-150" 554.05 7.2 95 34 513 512 13.9 4 0.6 15570 58 1134 14.1 147 "23X-4, 125-150" 564.15 7.9 96.9 34.5 515 512 14.9 4.6 1.7 17030 55 1068 13.9 160 "24X-3, 125-150" 572.25 8 85.4 34.5 519 513 16.3 4.8 3.3 13450 50 1079 13.9 162 "26X-3, 125-150" 582.85 7.4 92.1 34 514 513 14.2 4.2 0.3 17280 50 1111 14.2 129 "27X-4, 125-150" 592.95 7.3 85.2 34 516 510 15.7 4.8 3.1 15630 43 1104 13.9 135 "28X-2, 125-150" 598.82 7.4 86.4 34 516 512 15.1 4.8 1.9 16650 34 1049 13.8 132 "29X-4, 125-150" 612.25 7.4 78.1 34 515 513 14.4 3.9 1.1 18170 28 929 13.1 124 "30X-2, 125-150" 618.85 7.3 74.6 33.5 514 511 14.1 3.6 1.3 19120 24 926 13.8 122 "31X-2, 125-150" 628.38 8.2 73.9 33.5 515 514 14.1 4 0.3 19120 19 800 14 124 "33X-5, 125-150" 642.72 7.4 70.5 32.5 516 513 13.8 4.3 1.4 16580 16 974 13.6 152 "35X-3, 125-150" 657.52 7.3 75.5 33 519 514 16.2 6.5 2.5 13800 13 933 13.5 172 "37X-4, 125-150" 670.85 7.3 66.7 32.5 515 512 14.8 5.2 1.7 12430 9 1042 13.6 161 "38X-2, 125-150" 676.55 7.3 69.8 33 517 514 14.7 5.6 1.4 10560 13 989 13.3 140 "39X-3, 125-150" 687.65 7.9 66.7 32.5 514 512 13.7 5.7 1 10630 12 982 12.7 139 "42X-4, 0-25" 706.17 7.4 62.3 33 513 513 14.9 7.2 9870 10 1049 12.4 149 "43X-3, 125-150" 716.45 7.9 52 32.5 510 508 13.6 6.2 0.9 9740 6 974 12.7 137 "45X-4, 125-150" 728.41 7.8 57.8 32.5 514 511 13.4 7.7 1.4 10630 5 946 12.7 141 "46X-5, 125-150" 737.49 7.9 56.8 32 512 510 13.4 6.8 0.8 11700 6 911 12.8 139 "47X-4, 125-150" 746.85 7.2 63.6 32 512 509 13.7 8.5 1.2 11540 5 1064 12 175 "Notes: Alk = alkalinity, and Sal = salinity. Cl-* = values have been corrected for seawater contamination (see ""Inorganic Geochemistry"" section, ""Site 994"" chapter, this volume), but all other concentrations are uncorrected."