Expedition Statistics

This page presents cumulative combined statistics for the 3 platforms, as well as for the previous programs:

International Ocean Discovery Program (2013- )

(last update April 2019)

  JOIDES Resolution Chikyu Mission-Specific Platforms Program Total
Expeditions Completed 23 4 3 30
Sites Visited 107 6 13 126
Holes Drilled 305 19 22 346
Cores Recovered 8,212 204 939 9,355
Deepest Hole Penetrated (m) 1,806 1,180 1,335 1,806
Shallowest Water Depth (m) 98 1,939 20 20
Deepest Water Depth (m) 4,858 4,776 1,568 4,858
Core Recovery (m) 45,466 1,092 2,759 49,317

Integrated Ocean Drilling Program (2003-2013)

  JOIDES Resolution Chikyu Mission-Specific Platforms Program Total
Expeditions Completed 35 14 5 54
Sites Visited 145 38 67 250
Holes Drilled 439 95 115 649
Cores Recovered 8,491 927 2,676 12,094
Deepest Hole Penetrated (m) 1,928 3,059 755 3,059
Shallowest Water Depth (m) 95.5 885 23 23
Deepest Water Depth (m) 5,708 6,929 1.288 6,929
Core Recovery (m) 57,289 4,886 4,131 66,306

Ocean Drilling Program (1985-2003)

  JOIDES Resolution
Expeditions Completed 111
Sites Visited 669
Holes Drilled 1,797
Cores Recovered 35,772
Deepest Hole Penetrated (m) 2,111
Shallowest Water Depth (m) 37.5
Deepest Water Depth (m) 5,980
Core Recovery (m) 222,704

Deep Sea Drilling Project (1968-1983)

  Glomar Challenger
Expeditions Completed 96
Sites Visited 624
Holes Drilled 1,053
Cores Recovered 19,119
Deepest Hole Penetrated (m) 1,741
Deepest Water Depth (m) 7,044
Core Recovery (m) 97,056