Table 18. Interstitial-water chemistry data for Site 995. "Core, section, interval (cm)" Depth (mbsf) Water (mL) pH Alk (mM) Sal (g/kg) Cl- (mM) Cl-* (mM) Mg2+ (mM) Ca2+ (mM) SO42- (mM) PO43- (uM) NH4+ (uM) SiO2 (uM) K+ (mM) Sr2+ (uM) 164-995A- "1H-1, 145-152" 1.45 45 7.6 4.6 34.5 555 555 50.8 9.7 26.4 17 185 427 11.8 93 "2H-1, 145-150" 3.15 50 7.9 5.5 34 557 557 48.4 7.8 22.8 21 475 604 13.2 93 "2H-2, 145-150" 4.7 50 7.7 6.2 34 559 559 48.3 7.3 21.1 19 597 556 12.4 94 "2H-3, 145-150" 6.25 45 7.6 7.1 34 561 561 46.6 7 19.3 19 816 546 12.5 99 "2H-4, 145-150" 7.8 34 7.8 8 33 559 559 46.5 6.4 17.6 20 910 576 12.4 96 "2H-6, 0-5" 9.45 45 7.9 8 33 560 560 44 5.3 15.5 19 1086 556 12.2 96 "3H-1, 153-158" 12.73 50 8 11 32.5 562 562 40.7 4.6 11.2 31 1453 702 13 101 "3H-2, 153-158" 14.28 45 8.2 12.8 32.5 562 562 38.9 4.2 9.2 29 1453 733 12.6 103 "3H-3, 145-150" 15.75 50 8.1 13.5 32.5 563 563 37.8 4 6.9 32 1642 780 12.8 106 "3H-4, 145-150" 17.25 50 8.3 14.8 32.5 562 562 36.3 3.7 5.2 33 1878 746 12.7 105 "3H-5, 145-150" 18.75 50 8.3 32 559 559 35.3 3.4 4.1 39 1723 760 12.5 109 "3H-6, 145-150" 20.25 45 8.3 18.6 32 561 561 33.4 3.4 2.1 34 1349 794 12.6 110 "4H-1, 145-150" 22.15 50 8.3 20.1 32 563 563 31.8 3.4 0.3 39 1983 729 12.6 112 "4H-2, 145-150" 23.65 50 8.2 20.2 32 560 560 30.7 2.9 0.3 49 2135 780 12.8 117 "4H-3, 145-150" 25.15 45 8.1 19.1 32 561 561 29.6 3 0 42 2563 757 12.6 117 "4H-4, 145-150" 26.65 45 8.1 18.7 32 556 556 28.2 2.9 0 45 2367 828 12.4 118 "4H-5, 145-150" 28.15 45 8.2 18.7 32 556 556 27.7 2.7 0 43 2286 882 12.7 119 "4H-6, 35-40" 28.55 40 8 18.3 31 557 557 27.1 2.9 0.1 43 2647 879 12.4 119 "5H-5, 145-150" 37.65 50 8 20.2 31 553 553 24.5 2.9 0 60 2974 950 12.5 125 "6H-5, 140-150" 47.1 50 7.9 23 30.5 546 546 24 2.7 0 67 4198 848 13 122 "7H-5, 140-150" 56.6 50 8 28.2 31 544 544 22.9 2.3 0.2 59 4659 831 12.8 110 "8H-5, 140-150" 66.1 50 8 32.2 31 544 544 22.1 2.2 0 59 4714 882 12.3 104 "10H-3, 140-150" 73.6 50 8.1 30.7 31.5 541 541 22.4 2.2 0.1 66 5281 852 13.7 101 "11H-3, 59-69" 82.29 44 7.8 42.3 32 538 538 21.5 2 0 96 6015 672 13.1 94 "12H-6, 140-150" 96.08 38 8 45 32 532 532 21 1.6 0 115 7891 753 13.7 83 "13H-5, 140-150" 105.1 40 8 51.7 32 532 532 20.3 1.4 0 120 8761 811 14.6 73 "14H-4, 140-150" 113.1 40 7.8 57.4 32.5 531 531 21 1.8 0.2 133 8852 882 13.7 81 "15H-4, 140-150" 122.6 40 7.6 63.2 33 527 527 20.3 1.9 0 148 10724 889 13.9 80 "16H-6, 140-150" 133.98 40 7.6 70 33 525 525 20.2 2.3 0 168 10744 893 14.5 79 "17H-5, 140-150" 143.1 40 7.8 75.9 34 523 523 20.1 2.5 0.1 177 12424 825 14.6 79 "19H-6, 64-74" 153.72 40 7.5 81.6 33 525 525 19.9 2.6 0 172 12464 950 14.3 80 "21X-1, 135-150" 166.55 45 7.8 83.4 34 521 520 20.7 2.6 0.7 193 12292 1086 13.8 83 "21X-3, 135-150" 169.55 45 7.4 86 34 522 522 19.7 2.4 0 207 10623 937 14.4 82 "22X-2, 135-150" 177.65 45 7.9 88.2 34 521 520 19.4 2.6 0.7 196 12778 947 14.7 82 "22X-4, 135-150" 180.65 40 7.9 91.2 34 523 522 19.8 2.6 0.4 161 14296 872 15.8 81 "23X-2, 135-150" 187.25 45 7.9 90.5 34 521 519 18.8 2.3 1 193 12909 978 14.9 84 "23X-4, 135-150" 190.25 45 7.9 92.7 34 519 517 19 2.4 0.8 191 14346 913 14.4 81 "24X-1, 135-150" 195.35 45 7.9 90.3 32.5 505 503 18.4 2.5 0.7 193 13173 913 14.3 76 "25X-1, 135-150" 205.05 45 7.9 97.4 34 514 513 17.6 2.5 0.6 181 16841 869 15.1 77 "25X-3, 135-150" 208.05 45 7.9 100.6 34.5 508 508 18.5 2.5 0 187 16081 998 14.4 83 "28X-3, 135-150" 228.25 24 7.6 104.3 34 510 510 17.8 2.4 0 154 18492 794 15.1 80 "28X-5, 135-150" 231.25 38 8 106.8 34 508 508 17.9 2.9 0.2 172 19271 784 14.5 81 "29X-2, 103-118" 235.63 34 7.9 100.2 33 494 493 17.2 2.2 0.4 138 17657 899 14.4 71 "30X-2, 68-82" 244.88 20 8 94.6 31.5 466 464 15 2 0.5 113 16804 811 14.5 64 "30X-4, 85-100" 247.74 34 7.7 105.7 33.5 489 489 16.6 2.3 0.1 147 18492 923 14.4 79 "31X-2, 135-150" 255.15 30 8 105.4 34 496 496 16.3 1.8 0 140 17630 689 14.9 75 "31X-5, 135-150" 259.65 32 8 108 34 507 505 17.1 1.8 0.6 135 17200 682 15.1 78 "32X-1, 118-133" 263.08 30 8 106.8 34.5 505 505 16.8 1.9 0.1 129 16320 798 14.5 75 "33X-1, 135-150" 272.85 35 7.4 110.9 34.5 510 509 16.9 2 0.6 133 18430 687 14.5 72 "33X-4, 88-103" 276.78 32 7.3 108.8 34 503 502 17.2 2 0.2 133 17430 881 14.1 75 "34X-1, 106-121" 282.16 34 7.9 104 34 502 502 15.2 1.1 0 112 17960 654 15.6 59 "35X-1, 130-150" 292 40 7.1 113 34.5 506 504 17.4 2.1 0.6 130 17780 806 14.2 89 "35X-3, 130-150" 295 40 7.4 114 34.5 505 505 16.7 2 0 126 18490 806 14.8 89 "40X-2, 35-65" 330.99 28 8.1 104.2 33.5 493 493 14.7 1.7 0.1 72 20010 643 14.7 68 "41X-2, 0-20" 340.4 35 7.9 112.2 34 500 500 15.5 2 0 99 18490 912 14.2 92 "42X-1, 130-150" 349.9 25 7.3 110.3 34 487 486 15.1 2.1 0.3 90 20070 832 13.9 96 "42X-3, 130-150" 352.9 21 34 507 504 16.3 2 1.1 80 19310 794 14.3 93 "43X-1, 130-150" 359.5 26 7.8 97.8 34 493 488 15.8 1.8 1.7 83 19480 804 13.9 85 "43X-5, 19-39" 364.39 30 7.4 109.6 34 504 503 14.5 1.7 0.5 92 20070 828 14.3 88 "44X-1, 130-150" 369.2 32 7.5 106.1 33.5 489 487 14.4 2.1 0.5 97 20480 868 14.2 88 "46X-3, 130-150" 382.39 43 7.9 110 34.5 510 509 15.6 2.6 0.6 87 21530 1039 14.4 101 "46X-5, 122-142" 385.31 45 7.9 105.6 34 501 496 15.3 2.3 1.9 89 20830 965 14.3 90 "47X-2, 130-150" 389.9 45 7.8 97.1 33 497 489 15.9 2.2 2.6 82 19830 957 14 92 "47X-4, 130-150" 392.9 38 8 104 34 495 493 14.5 2 0.8 97 22410 885 14.6 107 "49X-2, 130-150" 400.6 40 8 97.3 33 486 482 13.3 2 1.2 87 20600 902 14.1 87 "49X-4, 130-150" 403.6 38 7.9 104.4 34 506 504 13.9 2.2 0.9 98 20710 927 14 105 "50X-2, 130-150" 409.2 42 8 105.2 33 484 483 13.5 2.4 0.4 99 21650 1044 13.9 96 "50X-5, 130-150" 413.7 42 8 100.3 34 508 502 14.9 2.5 2.2 89 22940 1050 14.1 104 "51X-2, 130-150" 418.8 50 8.1 79.7 30 452 439 12.9 2.2 2.7 79 20130 815 12.5 79 "51X-5, 44-64" 422.44 35 8.2 99.9 33 492 491 12.8 2.2 0.2 92 21770 1033 14 93 "53X-2, 130-150" 429.4 28 8.1 92.5 32 483 481 11.6 2 0.5 84 19950 810 13.7 78 "53X-5, 130-150" 433.9 32 8 96 32 482 480 11.8 1.9 0.6 92 20770 906 13.8 87 "54X-2, 130-150" 438 20 8 94.2 32 481 480 11.6 1.9 0.2 88 21650 963 13.7 90 "54X-5, 100-120" 442.2 28 8.2 90.6 32 501 501 12.9 2.1 0 94 24230 974 14.4 98 "55X-1, 130-150" 446.2 33 8.1 90.8 34 506 503 12 1.7 1 91 22710 904 14.4 85 "56X-1, 130-150" 455.8 36 8 93.6 34 507 505 12.2 1.8 0.7 99 22880 953 14.2 89 "56X-3, 61-81" 458.11 20 8 99.2 34 509 507 13.8 2.7 0.7 61 23350 942 14.3 99 "57X-1, 82-102" 465.02 37 7.5 90.3 33 512 510 12.2 2 0.8 91 23060 978 13.7 95 "58X-2, 130-150" 475.46 43 8 98.7 34 512 511 13.3 2.9 0.3 85 22590 1069 13.9 104 "58X-4, 130-150" 477.94 40 7.5 89.8 34 517 513 13.1 1.8 1.6 52 25750 781 15.7 95 "59X-2, 130-150" 486.3 42 8 94.8 34 512 510 13.2 2.2 0.8 75 23290 978 13.9 102 "61X-6, 9-39" 500.34 42 7.9 92.5 34 520 516 14.7 3.5 1.9 62 24110 1077 14.7 125 "62X-3, 117-137" 506.61 42 7.9 94.8 34 512 511 13.6 3.1 0.6 63 23760 1154 14 115 "63X-3, 130-150" 515.55 40 7.9 91.9 34 514 509 14 3.7 1.9 51 22000 1086 13.8 125 "64X-4, 130-150" 527.8 30 7.9 91.5 34 512 509 13.4 3.5 1.1 39 23290 1063 14.3 125 "65X-2, 130-150" 534.4 36 7.5 80.6 33 515 513 12.5 2.1 1.1 33 24760 991 14.7 106 "66X-3, 127-147" 544.66 30 7.3 74.9 34 520 510 16.2 3.6 4.4 30 23120 1033 14.1 122 "67X-2, 130-150" 553.6 32 7.3 88.3 34 512 509 14 4.1 1.4 34 20010 1132 13.7 125 "68X-3, 130-150" 564.7 28 7.4 78.6 33 513 510 13 2.8 1.1 37 21830 1046 14 114 "69X-1, 130-150" 571.3 36 7.9 77.7 34 518 514 13.7 3.2 1.7 40 20480 1075 13.7 141 "71X-4, 130-150" 585.64 40 7.3 78.2 32.8 516 513 13.1 3 1.2 50 21120 1082 13.3 130 "72X-1, 110-131" 590.3 38 7.2 79.9 33.1 515 511 14.3 4 1.7 43 19310 1132 13.5 146 "73X-2, 53-78" 600.07 40 7.2 75.6 33 516 511 14.2 4.3 2.2 39 22710 1099 13.7 137 "74X-2, 101-121" 610.91 42 7.8 67.9 32.5 524 515 17.4 5.1 4.3 24 21650 1092 13.6 137 "75X-4, 130-150" 623.8 40 7.1 74.4 33.5 514 510 14.5 4.5 1.9 22 22650 1048 13.1 144 "76X-2, 0-32" 629.1 40 7.2 63.4 33 521 514 15.7 4 3.2 21 20360 897 13.7 133 "77X-3, 130-150" 640.32 30 7.2 69 33 517 513 15.1 4.5 1.9 14 21590 883 13.8 141 "78X-1, 105-125" 647.95 30 7.4 57.5 33 519 512 15.2 4.5 3.3 12 20890 902 13.9 132 "79X-2, 130-150" 658.62 32 7.1 65.1 33 516 511 15.1 4.8 2 13 19070 923 12.9 142 "80X-3, 130-150" 669.95 24 7.4 59.1 32.5 516 513 13.9 4.2 1.4 8 21430 853 13.8 131 "81X-5, 120-150" 683 28 7.3 62.9 33 515 512 14.2 5.8 1.4 10 19070 925 13.1 148 "82X-5, 47-73" 690.85 24 7.6 61.1 32 516 514 14.4 5.6 1 12 15360 1055 12.7 147 "83X-7, 0-20" 703.8 25 7.9 59.5 32 515 513 13.8 6.2 0.8 8 14620 983 12.3 146 164-995B- "1H-1, 38-48" 0.38 50 7.7 4 35 557 557 8 10 375 99 "1H-1, 85-95" 0.85 50 7.7 4 35 558 558 10 80 384 94 "1H-2, 0-15" 1.5 35 7.6 5.9 34.5 557 557 50.7 9.8 27 12 170 464 12.3 94 "1H-3, 108-118" 4.08 35 7.3 6 34.5 558 558 49 8.5 23.6 22 420 713 12.2 94 "1H-4, 140-150" 5.9 50 7.7 34 558 558 48.5 8 21.7 21 480 591 11.9 94 "1H-5, 140-150" 7.4 45 7.8 7.1 33.5 562 562 46.8 6.9 19.9 26 610 583 12.4 95 "2H-1, 140-150" 17.4 35 8.1 15 32 560 560 36 6.2 6 72 1810 775 12.4 102 "2H-2, 140-150" 18.9 35 7.7 18.4 32 558 558 34.3 3.5 3 57 1570 754 12.5 105 "2H-3, 140-150" 20.4 35 8.2 19.8 32 559 559 33.2 3.1 1.6 78 1550 743 12.7 108 "2H-4, 140-150" 21.9 35 8.3 20.4 32 559 559 32.8 2.9 0 43 1850 676 13 107 "2H-5, 140-150" 23.4 35 8.2 20.1 32 558 558 31.3 3 0 40 1850 81 12.6 113 "2H-6, 140-150" 24.9 35 8.2 19.4 32 557 557 29.7 3.1 0.5 43 2060 747 13 117 "6X-1, 120-150" 245.8 45 7.6 91.4 30.5 458 454 15.2 2 0.9 122 13950 875 14.6 61 "8X-2, 120-150" 312.08 30 7.7 117.1 34.5 503 503 16.6 2.4 0 118 18730 858 14.4 82 "8X-3, 135-150" 313.73 30 7.4 104.7 32.5 473 473 14.8 1.7 0 112 15430 732 14 69 "8X-4, 135-150" 315.23 30 7.4 113.5 35 511 511 17 2 0.2 116 15700 739 15.2 78 "8X-5, 135-150" 316.73 30 7.2 115.2 34 498 497 16.9 2.2 0.2 101 15030 855 14.3 82 "11X-1, 130-150" 411.3 32 7.9 87.5 31 469 468 11.2 1.5 0.2 84 20890 860 13.4 65 "11X-2, 120-150" 412.7 30 7.9 94.5 34 507 505 11 0.9 0.6 67 23310 615 18.2 47 "11X-4, 0-20" 414.36 30 7.6 88.5 30 447 444 10.6 1.5 0.6 74 17590 892 14 64 "12X-1, 120-150" 419 32 7.8 94.5 32.5 482 481 12.2 1.7 0.3 91 20550 920 14 76 "12X-2, 121-131" 420.51 30 8 86.3 32 490 489 9 0.5 0.2 63 19540 557 18.2 29 "13X-1, 130-150" 428.7 33 7.4 93.2 33 492 489 12.1 2.1 0.9 83 18460 847 14.2 80 "13X-2, 120-150" 430.1 30 7.8 88.2 33 503 502 9.3 0.9 0.4 54 23180 557 17.9 43 "15X-1, 130-150" 447.9 40 7.4 87.7 34 501 500 12 2.1 0.5 95 22980 1026 15.2 83 "15X-2, 111-116" 449.21 32 7.9 90.7 33.5 500 498 12.5 1.9 0.8 73 21090 1055 15.8 79 "15X-3, 120-150" 450.8 34 7.6 103.3 34 501 500 13.2 2.8 0.6 61 20820 1072 14.9 100 "15X-4, 130-150" 452.4 32 7.8 96.9 33 504 501 11.3 1.8 1 83 22570 881 15.4 77 "Notes: Alk = alkalinity, and Sal = salinity. Cl-* = values are corrected for seawater contamination (see ""Inorganic Geochemistry"" section, ""Site 994"" chapter, this volume). All other concentrations are uncorrected."