Table T1. Summary of holes drilled in Pacific fast-spreading crust.

Site/Hole	Leg	Age (Ma)	Location	Basement penetration (m)	Sediment thickness (m)
163	DSDP 16	72	11°N, 150°W	18	176
420	DSDP 54	3.4	9°N, 106°W	29	118
421	DSDP 54	3.4	9°N, 106°W	29	85
429A	DSDP 54	4.6	9°N, 107°W	21	31
469*	DSDP 63	17	33°N, 121°W	58	391
470A	DSDP 63	15	29°N, 118°W	48	167
471	DSDP 63	12	23°N, 112°W	82	741
472	DSDP 63	15	23°N, 114°W	25	112
483B	DSDP 65	1.7	23°N, 109°W	157	110
597B**	DSDP 92	29	19°S, 130°W	25	48
597C‡	DSDP 92	29	19°S, 130°W	91	53
599B	DSDP 92	8	19°S, 120°W	10	41
843B**	ODP 136	95	19°N, 159°W	71	243
1224D††	ODP 200	46	28°N, 142°W	36	29
1224F	ODP 200	46	28°N, 142°W	145	29
1243A‡‡	ODP 203	12	18°N, 110°W	107	117
1243B	ODP 203	12	18°N, 110°W	85	113

Notes: * = foot of Patton Escarpment, † = fast spreading rate (55 mm/m.y.), ‡ = reentry cone, ** = OSN-1, †† = H2O, ‡‡ = OSN-2. DSDP = Deep Sea Drilling Project, ODP = Ocean Drilling Program.