4. Site 1072

Position: 39°21.9370′N, 72°41.6750′W Start hole: 1400 hr, 29 June 1997 End hole: 1500 hr, 2 July 1997 Time on hole: 73 hr (3.04 days) Seafloor (drill pipe measurement from rig floor, mbrf): 109.5 Total depth (drill pipe measurement from rig floor, mbrf): 416.3 Distance between rig floor and sea level (m): 11 Water depth (drill pipe measurement from sea level, m): 98.1 Penetration (mbsf): 306.8 Coring totals: Type: RCB Number: 56 Cored: 306.8 m Recovered: 151.87 m (49.5%) Lithology: Unit I: 0–152.13 mbsf; Holocene(?), Pleistocene to Pliocene Dark gray to greenish gray silty clay, clayey silt, and clay with thin interbeds of olive gray sandy mud, sandy silt, clayey sand, and muddy sand