Site summaries (continued)

Site JB-1 (Japan Basin, Japan Sea)

Priority: Primary
Position: 40°11.40′N, 138°13.90′E (WGS 84)
Water depth (m): 2811
Target drilling depth (mbsf): 150
Approved maximum penetration (mbsf): 150
[EPSP 2008] *Pending request to EPSP for 200
Previous drilling in area: Redrill of ODP Site 794
Comments: Old site name: JS-7B
Jurisdiction: Japan EEZ
Potential hazards: typhoon season (June to October)
Survey coverage (track map, seismic profile): Bathymetric sketch and site track map (Fig. AF7)
Deep penetration seismic reflection:
• Primary line(s): KT88-9, Line 108 (SP1262) (Fig. AF8)
• Crossing lines(s): DELP’85, Line E (SP3895) (Fig. AF9)
Objectives (see text for complete details): High-resolution reconstruction of dust flux, as well as other paleoceanographic records, in the southern part of the Japan Sea during the last 4 m.y.
Drilling, coring, and downhole measurements program: Triple APC to 150 mbsf
Temperature measurements: APCT-3
Orientation on first hole: FlexIt
Downhole logging program: NA
Anticipated lithology: Diatomaceous clay to silt