Drilling Rigs Built in U.S. Shipyards
(listed by shipbuilder and by hull number)
| Rigbuilder | Location | Hull # | Rig Type | Original Name | Original Owner | Present Name | Present Owner | Design | Price ($mm) | Delivery | Disposition |
| Alabama Dry Dock | Mobile AL | Submersible | Mr. Arthur | 1957 | |||||||
| Alabama Dry Dock | Mobile AL | Submersible | El Dorado | Odeco | 1958 | ||||||
| Alabama Dry Dock | Mobile AL | 706 | Semi-Submersible | Diamond M Century | Diamond M Drilling | Ocean Century | Diamond Offshore | New Era | 16.0 | Nov-73 | Active |
| Alabama Dry Dock | Mobile AL | 707 | Semi-Submersible | Diamond M New Era | Diamond M Drilling | Ocean New Era | Diamond Offshore | New Era | 18.0 | Sep-74 | Active |
| Alabama Dry Dock | Mobile AL | 714 | Semi-Submersible | Diamond M General | Diamond M Drilling | Ocean General | Diamond Offshore | New Era | 25.0 | Feb-76 | Active |
| Alabama Dry Dock | Mobile AL | 715 | Semi-Submersible | Diamond M Epoch | Diamond M Drilling | Ocean Epoch | Diamond Offshore | New Era | 25.0 | Feb-77 | Active |
| Alabama Maritime | Mobile AL | 5 | Semi-Submersible | Diamond M Hunter | Diamond M Drilling | Atwood Hunter | Atwood Oceanics | New Era | Dec-81 | Active | |
| Alabama Maritime | Mobile AL | 6 | Semi-Submersible | Diamond M Eagle | Diamond M Drilling | Atwood Eagle | Atwood Oceanics | New Era | Feb-82 | Active | |
| Alabama Maritime | Mobile AL | 7 | Semi-Submersible | Diamond M Falcon | Diamond M Drilling | Atwood Falcon | Atwood Oceanics | New Era | Mar-83 | Active | |
| Alexander/American | New Orleans LA | Submersible | Breton Rig 20 | Barnsdall Drilling | 1949 | Scrapped | |||||
| Alexander/American | New Orleans LA | Submersible | Mr. Charlie | ODECO | 1954 | Museum in Morgan City LA | |||||
| Alexander/American | New Orleans LA | Submersible | John Hayward | ODECO | 1955 | Scrapped | |||||
| Alexander/American | New Orleans LA | Submersible | Offshore No. 53 | Offshore Company | 1955 | Scrapped | |||||
| Alexander/American | New Orleans LA | Submersible | Par 1 | Offshore Company | 1955 | Scrapped | |||||
| Alexander/American | New Orleans LA | Submersible | St. Louis | ODECO | 1956 | Scrapped | |||||
| Alexander/American | New Orleans LA | Submersible | Chris Zeppa | ODECO | 1957 | Scrapped | |||||
| Alexander/American | New Orleans LA | Submersible | Seadrill 3 | Seadrilling | 1957 | Scrapped | |||||
| Alexander/American | New Orleans LA | Submersible | Seadrill 4 | Seadrilling | 1958 | Scrapped | |||||
| AMFELS | Brownsville TX | 167 | Drill Barge | Maersk Rig 61 | Maersk Contractors | Maersk Rig 61 | Maersk Contractors | Dec-94 | Active | ||
| AMFELS | Brownsville TX | 168 | Drill Barge | Maersk Rig 62 | Maersk Contractors | Maersk Rig 62 | Maersk Contractors | Jan-95 | Active | ||
| AMFELS | Brownsville TX | 178 | Jack-Up | Chiles Columbus | Chiles Offshore | Ensco 74 | Ensco International Inc. | LeTourneau 116-C E | 60.0 | May-99 | Destroyed by Ike 2008 |
| AMFELS | Brownsville TX | 179 | Jack-Up | Chiles Magellan | Chiles Offshore | Ensco 75 | Ensco International Inc. | LeTourneau 116-C E | 60.0 | Oct-99 | Active |
| AMFELS | Brownsville TX | 180 | Drill Barge | Maersk Pioneer | Maersk Contractors | Maersk Pioneer | Maersk Contractors | Oct-98 | Active | ||
| AMFELS | Brownsville TX | 181 | Drill Barge | Maersk Pathfinder | Maersk Contractors | Maersk Pathfinder | Maersk Contractors | Dec-98 | Active | ||
| AMFELS | Brownsville TX | 182 | Semi-Submersible | Q4000 | Cal Dive International | Q4000 | Cal Dive International | 100.0 | 2001 | Active | |
| AMFELS | Brownsville TX | 187 | Jack-Up | Chiles Galileo | Chiles Offshore | Ensco 105 | Ensco International Inc. | FELS Mod VB | 110.0 | 2002 | Active |
| AMFELS | Brownsville TX | 188 | Jack-Up | Central Tonala | Perforadora Central | Tonala | Perforadora Central | FELS Mod VB | 2004 | Active | |
| AMFELS | Brownsville TX | 193 | Jack-Up | Offshore Courageous | Scorpion Offshore | LeTourneau Super 116 | 87 | May-07 | Active | ||
| AMFELS | Brownsville TX | 194 | Jack-Up | Ocean Scepter | Diamond Offshore | LeTourneau Super 116 | Aug-08 | Active | |||
| AMFELS | Brownsville TX | 195 | Jack-Up | Offshore Defender | Scorpion Offshore | LeTourneau Super 116 | 87 | Nov-07 | Active | ||
| AMFELS | Brownsville TX | 196 | Jack-Up | Offshore Resolute | Scorpion Offshore | LeTourneau Super 116 | 87 | Apr-08 | Active | ||
| AMFELS | Brownsville TX | 197 | Jack-Up | Offshore Vigilant | Scorpion Offshore | LeTourneau Super 116 | 87 | Sep-08 | Active | ||
| AMFELS | Brownsville TX | 198 | Jack-Up | Offshore Intrepid | Scorpion Offshore | LeTourneau Super 116 | 87 | Jan-09 | Active | ||
| AMFELS | Brownsville TX | 199 | Jack-Up | Atwood Aurora | Atwood Oceanics | LeTourneau Super 116 | 150 | Dec-08 | Active | ||
| AMFELS | Brownsville TX | Jack-Up | Tuxpan | Perforadora Central | LeTourneau Super 116 E | Feb-10 | Active | ||||
| Avondale Shipyards | New Orleans LA | 314 | Drill Barge | Rowan Companies Inc. | May-50 | ||||||
| Avondale Shipyards | New Orleans LA | 326 | Drill Barge | Rowan Companies Inc. | Oct-50 | ||||||
| Avondale Shipyards | New Orleans LA | 340 | Drill Barge | Freeport Sulphur | Jan-51 | ||||||
| Avondale Shipyards | New Orleans LA | 341 | Drill Barge | Freeport Sulphur | Jan-51 | ||||||
| Avondale Shipyards | New Orleans LA | 354 | Drill Barge | Rowan Companies Inc. | Jun-51 | ||||||
| Avondale Shipyards | New Orleans LA | 356 | Drill Barge | Superior Oil | Jun-51 | ||||||
| Avondale Shipyards | New Orleans LA | 377 | Submersible | Rowan Companies Inc. | Sep-51 | ||||||
| Avondale Shipyards | New Orleans LA | 379 | Drill Barge | Sun Oil | Feb-52 | ||||||
| Avondale Shipyards | New Orleans LA | 431 | Drill Barge | Freeport Sulphur | Feb-51 | ||||||
| Avondale Shipyards | New Orleans LA | 432 | Drill Barge | Freeport Sulphur | Feb-51 | ||||||
| Avondale Shipyards | New Orleans LA | 433 | Drill Barge | Freeport Sulphur | Feb-51 | ||||||
| Avondale Shipyards | New Orleans LA | Submersible | Noble S-55 | Noble Drilling | 1955 | ||||||
| Avondale Shipyards | New Orleans LA | 993 | Submersible | Kermac Rig 54 | Kerr-McGee | Jan-63 | |||||
| Avondale Shipyards | New Orleans LA | 1014 | Semi-Submersible | Ocean Driller | Odeco | Apr-63 | |||||
| Avondale Shipyards | New Orleans LA | 1056 | Semi-Submersible | Ocean Explorer | Odeco | Sep-64 | |||||
| Avondale Shipyards | New Orleans LA | 1065 | Semi-Submersible | Ocean Queen | Odeco | 1965 | |||||
| Avondale Shipyards | New Orleans LA | 1082 | Semi-Submersible | Ocean Traveler | Odeco | 1966 | |||||
| Avondale Shipyards | New Orleans LA | 1104 | Drill Barge | Reforma | Perforadora Mexico | 1966 | |||||
| Avondale Shipyards | New Orleans LA | 1105 | Drill Barge | Revolucion | Perforadora Mexico | 1966 | |||||
| Avondale Shipyards | New Orleans LA | 1106 | Drill Barge | Independencia | Perforadora Mexico | 1966 | |||||
| Avondale Shipyards | New Orleans LA | 1944 | Semi-Submersible | Ocean Victory | Odeco | Ocean Victory | Diamond Offshore | Victory class | 20.0 | Oct-72 | Active |
| Avondale Shipyards | New Orleans LA | 2051 | Semi-Submersible | Sedco 702 | Sedco | Sedco 702 | Transocean Sedco Forex | Earl & Wright Sedco 700 | 23.0 | May-73 | Active |
| Avondale Shipyards | New Orleans LA | 2052 | Semi-Submersible | Waage Drill I | Waage Drilling | Ocean Baroness | Diamond Offshore Co | Victory class | 24.0 | Oct-73 | Active |
| Avondale Shipyards | New Orleans LA | 2053 | Semi-Submersible | Sinbad | Waage Drilling | Ocean Star | Diamond Offshore Co | Victory class | 24.0 | Apr-74 | Active |
| Avondale Shipyards | New Orleans LA | 2055 | Semi-Submersible | Ocean Rover | Odeco | Ocean Rover | Diamond Offshore | Victory class | 22.0 | Jun-73 | Active |
| Avondale Shipyards | New Orleans LA | 2261 | Semi-Submersible | Sedco 703 | Sedco | Sedco 703 | Transocean Sedco Forex | Earl & Wright Sedco 700 | 20.0 | Feb-74 | Active |
| Avondale Shipyards | New Orleans LA | 2262 | Semi-Submersible | Western Pacesetter III | Western Oceanic | Falcon-100 | Transocean Sedco Forex | F&G Pacesetter | 25.0 | Sep-74 | Active |
| Avondale Shipyards | New Orleans LA | 2276 | Semi-Submersible | Zapata Concord | Zapata Drilling | Ocean Concord | Diamond Offshore | Zapata SS-2000 | 23.0 | Oct-75 | Active |
| Avondale Shipyards | New Orleans LA | 2277 | Semi-Submersible | Zapata Lexington | Zapata Drilling | Ocean Lexington | Diamond Offshore | Zapata SS-2000 | 23.0 | Mar-76 | Active |
| Avondale Shipyards | New Orleans LA | 2280 | Semi-Submersible | Zapata Saratoga | Zapata Drilling | Ocean Saratoga | Diamond Offshore | Zapata SS-2000 | 23.0 | Sep-76 | Active |
| Avondale Shipyards | New Orleans LA | 2281 | Semi-Submersible | Zapata Yorktown | Zapata Drilling | Ocean Yorktown | Diamond Offshore | Zapata SS-2000 | 23.0 | Dec-76 | Active |
| Avondale Shipyards | New Orleans LA | 2282 | Semi-Submersible | SEDCO 707 | Sedco | Sedco 707 | Transocean Sedco Forex | Earl & Wright Sedco 700 | 20.0 | Oct-76 | Active |
| Baker Marine | Ingleside TX | 2 | Jack-Up | Transworld Rig 64 | Transworld Drilling | Noble Johnnie Hoffman | Noble Drilling Corp | BMC 300-IS | Jun-76 | Active | |
| Baker Marine | Ingleside TX | 3 | Jack-Up | Pool 50 | Pool Company | Rig 50 | Nabors Offshore | Pool 50-MC | Jul-77 | Active | |
| Baker Marine | Ingleside TX | 4 | Jack-Up | J Storm VIII | Marine Drilling | Hercules 191 | Hercules Drilling | BMC 200-MS | Aug-78 | Scrapped 2009 | |
| Baker Marine | Ingleside TX | 5 | Jack-Up | Morco II | Moran Bros. | Hercules 190 | Hercules Drilling | BMC 200-MS | Apr-79 | Laid up | |
| Baker Marine | Ingleside TX | Jack-Up | Nueces I | Houston Offshore | Sheng Li VII | Sheng Li Offshore | BMC 100-IC | 1978 | Active | ||
| Baker Marine | Ingleside TX | Jack-Up | J Storm IX | Marine Drilling | 1979 | ||||||
| Baker Marine | Ingleside TX | Jack-Up | Pool 51 | Pool Company | 1979 | ||||||
| Baker Marine | Ingleside TX | Jack-Up | Don McMahon | Diamond M Drilling | Liao He II | Sheng Li Offshore | BMC Bigfoot II | 1980 | Active | ||
| Baker Marine | Ingleside TX | 20 | Jack-Up | J Storm XV | Marine Drilling | Seahawk 2500 | Seahawk Drilling | BMC 250-MS | Jul-81 | Active | |
| Baker Marine | Ingleside TX | 22 | Jack-Up | Charger I | Huthnance Drilling | Hercules 151 | Hercules Drilling | BMC 150-IC | Dec-81 | Laid up | |
| Baker Marine | Ingleside TX | 23 | Jack-Up | Pool 53 | Pool Company | Rig 53 | Nabors Offshore | Pool 50-MC | Apr-82 | Active | |
| Baker Marine | Ingleside TX | 25 | Jack-Up | Charger II | Huthnance Drilling | GP-19 | PDVSA | BMC 200-IC | Dec-81 | Active | |
| Baker Marine | Ingleside TX | 42 | Jack-Up | Ponca | Savage Drilling | Noble Dick Favor | Noble Drilling Corp | BMC 150-IC | Aug-82 | Active | |
| Bethlehem Steel | Beaumont TX | 6654 | Jack-Up | Mr. Gus II | Fluor Drilling | Jan-57 | Scrapped | ||||
| Bethlehem Steel | Beaumont TX | Jack-Up | Jim Woodruff | 1957 | Scrapped | ||||||
| Bethlehem Steel | Beaumont TX | 6776 | Jack-Up | Stormdrill I | Storm Drilling | Jun-64 | Scrapped | ||||
| Bethlehem Steel | Beaumont TX | Jack-Up | Stormdrill II | Storm Drilling | 1965 | Scrapped | |||||
| Bethlehem Steel | Beaumont TX | 6789 | Jack-Up | Stormdrill III | Storm Drilling | Ocean Patriot | GaiHerculesr Petroleum | Bethlehem JU-150 MS | 1965 | Destroyed 2008 | |
| Bethlehem Steel | Beaumont TX | Jack-Up | Marlin No. 3 | Marlin Drilling | 1965 | Scrapped | |||||
| Bethlehem Steel | Beaumont TX | Jack-Up | Transworld 50 | Transworld Drilling | 1965 | Scrapped | |||||
| Bethlehem Steel | Beaumont TX | Jack-Up | Stormdrill IV | Storm Drilling | 1966 | Scrapped | |||||
| Bethlehem Steel | Beaumont TX | 6806 | Jack-Up | Marlin No. 4 | Marlin Drilling | Cliffs Drilling No 4 | Marine Drilling | Jul-66 | Active | ||
| Bethlehem Steel | Beaumont TX | Jack-Up | Transworld 59 | Transworld Drilling | 1967 | Scrapped | |||||
| Bethlehem Steel | Beaumont TX | 6815 | Jack-Up | Stormdrill V | Storm Drilling | Inda | Chevron Nigeria | Jan-67 | Now a fixed platform | ||
| Bethlehem Steel | Beaumont TX | 6844 | Jack-Up | Stormdrill VI | Storm Drilling | 1970 | Scrapped | ||||
| Bethlehem Steel | Beaumont TX | 6845 | Jack-Up | Ocean Star | Odeco | 1969 | Now a museum in Galveston | ||||
| Bethlehem Steel | Beaumont TX | 4846 | Jack-Up | J Storm I | Marine Drilling | Blake Unit 202 | Blake Offshore | Bethlehem MS-225 | Jan-70 | Active | |
| Bethlehem Steel | Beaumont TX | 4857 | Jack-Up | J. W. McLean | 1971 | Scrapped | |||||
| Bethlehem Steel | Beaumont TX | 4868 | Jack-Up | Stormdrill VII | Storm Drilling | Tchatamba-A | Marathon Gabon | Dec-71 | Now a fixed platform | ||
| Bethlehem Steel | Beaumont TX | 4875 | Semi-Submersible | Zephyr I | Odeco | Atlantic Zephyr | Norse Offshore | Bethlehem SS-2000 | May-73 | Now a production platform | |
| Bethlehem Steel | Beaumont TX | 4878 | Semi-Submersible | Western Pacesetter I | Western Oceanic | West Herculesta | Odeco | 1973 | Scrapped | ||
| Bethlehem Steel | Beaumont TX | 4879 | Semi-Submersible | Zapata Ugland | Zapata Drilling | J. W. McLean | Transocean | Zapata SS-3000 | 23.0 | 1974 | Active |
| Bethlehem Steel | Beaumont TX | 4880 | Jack-Up | Transworld 62 | Transworld Drilling | Seahawk 3000 | Seahawk Drilling | Bethlehem JU-300 MS | 10.9 | May-74 | Active |
| Bethlehem Steel | Beaumont TX | 4881 | Semi-Submersible | Zephyr II | Odeco | Zephyr II | Pride International Inc | 1974 | Active | ||
| Bethlehem Steel | Beaumont TX | 4882 | Semi-Submersible | Pat RuHerculesrford Sr. | Viking Offshore A/S | Odin Neptune | Energy Equipment | Bethlehem SS-2000 | 20.0 | Dec-74 | Active |
| Bethlehem Steel | Beaumont TX | 4883 | Semi-Submersible | Western Pacesetter II | Western Oceanic | Mata Redonda | Perf. de Campeche | F&G Pacesetter | 20.0 | Jun-75 | Active |
| Bethlehem Steel | Beaumont TX | 4884 | Jack-Up | Ranger III | Atlantic Pacific Marine | 1975 | Scrapped | ||||
| Bethlehem Steel | Beaumont TX | 4885 | Jack-Up | J Storm III | Marine Drilling | Blake Unit 303 | Blake Offshore | Bethlehem JU-250 MS | Oct-74 | Active | |
| Bethlehem Steel | Beaumont TX | 4886 | Semi-Submersible | Marlin No. 7 | Marlin Drilling | Ocean Ambassador | Transworld Drilling | Bethlehem SS-2000 | Nov-75 | Active | |
| Bethlehem Steel | Beaumont TX | 4887 | Jack-Up | J Storm IV | Marine Drilling | Seahawk 2504 | Seahawk Drilling | Bethlehem JU-250 MS | Aug-75 | Active | |
| Bethlehem Steel | Beaumont TX | 4888 | Jack-Up | Ocean Express | Odeco | Bethlehem JU-250 MS | Dec-75 | Wrecked and lost 1976 | |||
| Bethlehem Steel | Beaumont TX | 4889 | Jack-Up | Salenergy I | Salenrederierna | Pride Wyoming | Pride International Inc. | Bethlehem JU-250 MS | 21.0 | Mar-76 | Destroyed 2008 |
| Bethlehem Steel | Beaumont TX | 4890 | Jack-Up | Fjelldrill | Nordrill Inc. | Hercules 254 | Hercules Drilling | Bethlehem JU-250 MS | Jun-76 | Laid up | |
| Bethlehem Steel | Beaumont TX | 4891 | Jack-Up | J Storm VII | Marine Drilling | Ocean Legend | Oceaneering | Nov-76 | Active | ||
| Bethlehem Steel | Beaumont TX | 4908 | Jack-Up | J Storm VI | Marine Drilling | Oct-77 | Scrapped | ||||
| Bethlehem Steel | Beaumont TX | 4909 | Jack-Up | Ranger IV | Atlantic Pacific Marine | 1977 | Scrapped | ||||
| Bethlehem Steel | Beaumont TX | 4910 | Jack-Up | Teledyne 18 | Teledyne Offshore | Hercules 251 | Hercules Drilling | Bethlehem JU-250 MS | Apr-78 |