Table 6. Description of PCS deployment at Site 996. Pressure Core Depth (mbsf) Expected (psig) Observed (psig) Hydrostatic (%) Cutting shoe Core recovered (cm) Manifold design Total gas released (mL) 164-996A- 7P 47.5 3253 3328 102 Push-in 0.2 PCS-M4 5415 164-996D- 7P 51.2 3259 2974 91 Push-in 0.00* PCS-M4 8100 164-996E- 8P 61.3 3273 944 29 Push-in 0 PCS-M4 575 "Notes: The water depth at Holes 996A, 996D, and 996E is 2170 m. Expected pressure is the hydrostatic pressure, assuming a pressure gradient of 1.467 psi/m. " "Observed pressure is that first recorded at the PCS sampling station. * = although no core was observed, there must have been a core recovered to release 8100 mL of gas (see text)."