Alaska blowouts, 18 in all
North Slope blowouts — the most recent in 1994 — include:
• Simpson Core Test No. 16 in 1949 at Cape Simpson: occurred while drilling an exploration well (gas to surface);
• Simpson Core Test No. 26 in 1950 at Cape Simpson: occurred while drilling an exploration well (oil to surface);
• Gubik No. 2 in 1951 near Umiat: occurred while drilling an exploration well (gas to surface);
• Kavik No. 1 in 1969, near the Canning River on the eastern North Slope: occurred while drilling an exploration well (gas to surface);
• NGI-7 in 1976, Prudhoe Bay: occurred while working over a development well (gas to surface);
• CPF1-23 in 1979, Kuparuk River: occurred while drilling a disposal well (gas to surface);
• F-20 in 1986, Prudhoe Bay: occurred while drilling a development well (gas to surface);
• J-23 in 1987, Prudhoe Bay: occurred while completing a development well (gas to surface);
•Cirque No. 1 in 1992, central North Slope: occurred while drilling an exploration well (gas to surface); and
• I-53/Q-20 in 1994, Endicott: occurred while drilling a development well (gas to surface).
Cook Inlet blowouts, the most recent this year, include:
• Beluga River 212-35 in 1962, onshore west side of Cook Inlet, development well (gas to surface);
• MGS State 17595 No. 1 in 1962 at Middle Ground Shoal in Cook Inlet, exploration well (gas to surface);
• Cook Inlet State No. 1 in 1962 in Cook Inlet, exploration well (gas to surface);
• Mobil Moquawkie No. 1 in 1965 onshore west side of Cook Inlet, exploration well (gas to surface);
• Beaver Creek unit 1-A in 1967 on the Kenai Peninsula, development well (gas to surface);
• Trading Bay unit G-10RD in 1985 on the Grayling platform in Cook Inlet, development well (gas to surface);
• Trading Bay unit M-26 in 1987 on the Steelhead platform in Cook Inlet, development well (gas to surface); and
• Moquawkie No. 4 in 2008 onshore west side of Cook Inlet, development gas well (gas to surface).
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