IODP

doi:10.2204/iodp.sp.316.2007

Site summaries (continued)

Proposed Site NT1-02A

Priority:
Alternate to proposed Site NT1-07A
Position:
32°47.4996′N, 137°9.2784′E
Water depth (m):
4210
Target drilling depth (mbsf):
830 (730 m sediment + 100 m basement)
Approved maximum penetration (mbsf):
720; EPSP, December 2005; permission to penetrate to 930 mbsf being requested of EPSP
Survey coverage:
Extensive survey data outlined in Proposal 603A-Full2 (www.iodp.org/nantroseize-downloads):
  • Track map (Fig. AF7)
  • Lines odkm 03-22 (Fig. AF8) and odkm 03-103-1 (Fig. AF9)
  • CrossLine KR9806-1 (Fig. AF10)
Objective
(see text for full details):
Core and conduct downhole measurements throughout the entire Shikoku Basin section and uppermost portion of the underlying oceanic crust
Drilling, coring, and downhole measurement program:
See NT1-07A
Anticipated lithology:
0–730 mbsf: Shikoku Basin hemipelagic sediments and turbidites
730 mbsf: volcaniclastic sediments and basalt