Initial Reports, Volume 199 Ms 199-113 Chapter 13, Table T13. Interstitial water data, Holes 1220A and 1220B. Note: BD = below detection level. Leg Site Hole Core Type Section Interval (cm) Depth (mbsf) pH Alkalinity Salinity Cl (mM) Na (mM) K (mM) Ca (mM) Mg (mM) SO4 (mM) NH4 (mu M) H4SiO4 (mu M) Sr (mu M) Li (mu M) Mn (mu M) Ba (mu M) B (mu M) 199 1220 A 1 H 3 145-150 4.45 7.14 2.62 35.0 554 477 12.4 10.7 51.5 28.7 2.9 556 82 27 27 0.20 525 199 1220 A 2 H 3 145-150 13.95 7.14 3.11 35.0 556 477 12.8 10.9 52.6 28.7 4.4 550 81 28 BD 0.45 577 199 1220 A 3 H 3 145-150 23.40 7.37 3.10 35.0 560 473 12.3 11.8 56.2 29.1 1.5 512 88 28 BD 0.47 482 199 1220 A 4 H 3 145-150 32.95 7.36 3.01 35.0 563 483 11.6 11.4 53.3 29.0 2.9 558 85 27 BD 0.20 497 199 1220 A 5 H 3 145-150 42.45 7.27 3.00 35.0 565 484 11.9 11.3 53.6 29.0 0.0 596 87 28 BD 0.34 505 199 1220 A 6 H 3 145-150 51.95 7.25 2.69 35.0 563 482 11.5 10.9 53.8 28.8 1.5 616 84 27 BD 0.31 498 199 1220 A 9 H 3 145-150 80.45 7.34 3.24 35.5 566 487 11.6 11.4 53.1 29.0 678 88 25 BD 0.20 471 199 1220 A 12 H 4 145-150 110.45 7.23 3.03 35.5 562 477 11.6 11.7 54.7 28.1 2.9 868 88 25 BD 0.47 481 199 1220 B 10 H 3 145-150 125.89 7.30 3.04 35.5 563 469 11.3 12.2 59.0 28.3 1.5 810 89 24 BD 0.55 446 199 1220 B 13 H 3 145-150 154.45 7.20 3.22 35.5 563 478 10.7 12.0 54.2 27.6 2.9 934 88 25 BD 0.23 455 199 1220 B 16 X 3 145-150 173.55 7.39 3.45 35.5 562 476 11.2 13.1 55.0 28.9 2.9 880 88 21 BD BD 423