|
U.S. producing true vertical depth records1 |
|
|
State or District |
|
Total depth |
|
Year |
Company, well and location |
Formation |
Production |
|
|
|
|
|
Alabama onshore |
|
18,689 |
|
1993 |
Union Oil Co. of Calif., International Paper Co. 17-7 1A-B, Chunchula Unit, Mobile Cnty. |
Jurassic/Smackover |
Gas |
|
|
Alabama state waters |
|
21,805 |
|
1992 |
Exxon Corp., S.L. 537-2, Tract 112, N.W. Gulf, Mobile area |
Jurassic/Norphlet |
Gas |
|
|
Alaska OCS |
|
13,193 |
|
2002 |
BP Alaska, NS-09, Northstar |
Oil |
|
|
Alaska onshore |
|
17,684 |
|
1977 |
Unocal, Soldotna Creek Unit 33-33, 33-8n-9w-sm |
Paleogene |
Oil |
|
|
Alaska state waters |
|
14,920 |
|
1993 |
Phillips Petroleum., N. Cook Inlet Unit A-13, 6-11n-9w-sm |
Tertiary |
Gas |
|
|
Arizona |
|
6,793 |
|
1960 |
Texaco U.S.A., 1 Navajo-Z, nw sw 36-41n-30n, Apache Cnty. |
Devonian |
Oil |
|
|
Arkansas |
|
11,804 |
|
1995 |
Samson Resources, Placid 1-4, Columbia Cnty. |
Jurassic/Haynesville |
Dual |
|
|
California onshore |
|
18,876 |
|
1975 |
Tri-Valley Oil & Gas Co., Tenneco-Union-GBR et al 66X, 3-27s-22e, Kern Cnty. |
Vedder |
Oil |
|
|
California state waters |
|
13,240 |
|
1956 |
Chevron U.S.A., State C-5, 35-2n-23w, Ventura Cnty. |
Cretaceous |
Oil |
|
|
Colorado |
|
17,654 |
|
1977 |
Champlin Petroleum, Shell Creek 44-27, Government C-9713-2, 27-12n-99w, Moffat Cnty. |
Triassic/Nugget |
Gas |
|
|
Florida onshore |
|
16,656 |
|
1988 |
Hughes Eastern Corp., Walker-Boely 34-2, McDavid Field, Escambia Cnty. |
Jurassic/Smackover |
Oil |
|
|
GOM OCS |
|
23,257 |
|
2001 |
Shell Offshore, OCS-G 11553, Well A-4, Garden Banks Blk 602 |
Oil |
|
|
Illinois |
|
5,405 |
|
1980 |
Moore Engr., Gray Estate 8, 30-30s-8e, White Cnty. |
Devonian |
Oil |
|
|
Indiana |
|
8,429 |
|
1998 |
Kestrel Resources, Inc., Mike Hastings-1, 3-5s-14w, Posey Cnty. |
Ordovician/Cambrian |
Oil |
|
|
Iowa |
|
994 |
|
1963 |
Natural Gas Pipeline, W.F. Flynn P-1, 20-76n-9w, Washington Cnty. |
Ordovician |
Oil |
|
|
Kansas |
|
6,774 |
|
1967 |
Mobil Oil, Creamer Estate 1, 13-34s-37w, Stevens Cnty. |
St. Louis |
Gas |
|
|
Kentucky |
|
8,546 |
|
1995 |
Blue Ridge Group, Inc., Jewel Greene 1, 10-T-79 Elliot Cnty. |
Cambrian |
Oil |
|
|
Louisiana North |
|
15,368 |
|
1979 |
Getty Oil, CV RA SUJJ, B. Treat 1, Winn Parish |
Cotton Valley |
Gas |
|
|
Louisiana So. state waters |
|
20,500 |
|
1971 |
Hunt Oil, S.L. 5015, Grand Isle Blk. 25 |
Miocene |
Gas |
|
|
Louisiana So. onshore |
|
21,862 |
|
1969 |
Texaco U.S.A., S.L. 466-1, Caillou Island |
Miocene |
Gas |
|
|
Maryland |
|
10,376 |
|
1994 |
Fox O&G, Curry1, Cmberband Rd., Allegany Cnty. |
Ordovician |
Oil |
|
|
Michigan |
|
12,373 |
|
1996 |
Newstar Energy, State Fraser-Geno 1-18, 18-16n-5e, Bay Cnty. |
Ordovician |
Gas |
|
|
Mississippi |
|
21,727 |
|
1976 |
Shell Oil, Cox 5A, 29-3n-3e, Rankin Cnty. |
Norphlet |
Gas |
|
|
Missouri |
|
3,680 |
|
1987 |
Stone Petr. Corp., Schooler 16-8, Atchison Cnty. |
Precambrian |
Oil |
|
|
Montana |
|
13,012 |
|
1980 |
Sun Oil, Panasuk Lease 1, 20-29n-59e, Roosevelt Cnty. |
Ordovician |
Oil |
|
|
Nebraska |
|
8,630 |
|
1987 |
Sun Exploration & Production, Prairie State 2-A, nw nw27-25s-33a |
Carboniferous |
Oil |
|
|
Nevada |
|
8,694 |
|
1967 |
Texota, Eagle Springs Unit 1-34, se se ne 34-9n-57e, Nye Cnty. |
Tertiary-Eocene |
Oil |
|
|
New Mexico, N.W. |
|
10,958 |
|
1971 |
Tenneco Oil E&P, Pah 1, 3-25n-11w, San Juan Cnty. |
Paradox |
Oil |
|
|
New Mexico, S.E. |
|
17,898 |
|
1998 |
Prize Operating Co., So. Lea Federal Well-1, Unit K, Sec.17 E26s 1-36e NMPM. |
Devonian |
Gas |
|
|
New York |
|
10,015 |
|
2000 |
Columbia Natural Resources, Monahan 624115, Town of Erin, Chemung Cnty |
Ordovician |
Gas |
|
|
North Dakota |
|
15,802 |
|
1996 |
Cont. Res., Swede 1-8, 5-132n-106w, Bowman Cnty. |
Ordovician |
Oil |
|
|
Ohio |
|
8,953 |
|
1997 |
Newstar Energy, Bryan Unit 1, Sec. 29, E. Twp, Carroll Cnty. |
Ordovician/Cambrian |
Gas |
|
|
Oklahoma |
|
25,152 |
|
1985 |
Leede O&G, Inc., McCall 1-29, 29-11n-25w, Beckham Cnty. |
Ordovician/Devonian |
Gas |
|
|
Oregon |
|
3,027 |
|
1981 |
American Quasar Petroleum, Hickey 9-12, 9-12s-2w, Lebanon Fld., Linn Cnty. |
Oligocene |
Gas |
|
|
Pacific OCS |
|
11,939 |
|
1990 |
Texaco U.S.A., 0284-AO20, Pitas Point Unit, Platform Habitat |
Neogene |
Gas |
|
|
Pennsylvania |
|
13,186 |
|
1985 |
Texaco U.S.A., Pennsylvania State Forest Tract 289-1. McHenry Twp., Lycoming Cnty. |
Bald Eagle |
Gas |
|
|
South Dakota |
|
9,150 |
|
1973 |
Depco, Inc., Otterness 41-22, 22-23n-5e, Harding Cnty. |
Upper Ordovician |
Oil |
|
|
Tennessee |
|
3,297 |
|
1984 |
ABC Petr., Blue Diamond 1, 8-1s-66e, LaFollette Quad, Campbell Cnty. |
Montegale |
Oil |
|
|
Texas Dist. 1 |
|
20,558 |
|
1981 |
TXO Prod. Corp., Washburn Ranch C 1, McMullen Cnty. |
Cotton Valley |
Gas |
|
|
Texas Dist. 2 |
|
18,008 |
|
1970 |
Chevron U.S.A., A. Mocygemba 1, Karnes Cnty. |
Edwards |
Oil |
|
|
Texas Dist. 3 |
|
21,396 |
|
1981 |
Placid Oil, Elizabeth Sorsby et al 1, Waller Cnty. |
Pang-Llan |
Gas |
|
|
Texas Dist. 4 onshore |
|
17,599 |
|
1970 |
Exxon U.S.A., J.G. Kenedy, Jr. J-7El Paistle, La Parra Grant, A-37, Kenedy Cnty. |
Frio |
Gas |
|
|
Texas Dist. 4 state waters |
|
12,914 |
|
1980 |
Mobil Prod.-Tex. & N.M., Tex. Gulf 76518-1, Blk. 881, Klegburg Cnty. |
Frio |
Gas |
|
|
Texas Dist. 5 |
|
16,902 |
|
1980 |
TIPCO, Gus Lanier 1, J. Maria Viesa XI League A-30, Leon Cnty. |
Bossier |
Gas |
|
|
Texas Dist. 6 |
|
13,350 |
|
1969 |
Heritage Energy, Chitsey 1, J.H. Milligan Surv., A-309, Franklin Cnty. |
Smackover |
Oil |
|
|
Texas Dist. 7B |
|
7,367 |
|
1984 |
Jack F. Grimm, Price 2, Sec. 222, Blk. 1-A, H&TC RR Surv., Noland Cnty. |
Ellenburger |
Oil |
|
|
Texas Dist. 7C |
|
18,595 |
|
1983 |
Shell Western E&P, G.K. Mitchell 1, Sec. 31, Blk. 1, CCSD&RGNG Surv., Terrell Cnty. |
Ellenburger |
Gas |
|
|
Texas Dist. 8 |
|
25,466 |
|
1982 |
Exxon U.S.A., McComb Gas U. B-1, Sec. 3, Blk. 198, N.T. Wilson Surv., Pecos Cnty. |
Ellenburger |
Gas |
|
|
Texas Dist. 8A |
|
14,119 |
|
1970 |
Union Texas Petr., Norman 2-U, Sec. 7, Blk. C-45, PSL Surv., Gaines Cnty. |
Devonian |
Oil |
|
|
Texas Dist. 9 |
|
16,540 |
|
1960 |
Chevron U.S.A., M.I. McAdams 1, W.B. Chiles Surv., A-296, Grayson Cnty. |
Basil Oil Creek |
Oil |
|
|
Texas Dist. 102 |
|
26,536 |
|
1977 |
Chevron U.S.A., R. Ledbetter 1, Sec. 21, Blk. L, J.M. Lindsay Survey, Wheeler Cnty |
Ellenburger |
Gas |
|
|
Utah |
|
20,600 |
|
1985 |
Utex Oil Co./ANR Prod. Co., Brotherson 2-14B4, 14-2s-4w, Duchesne Cnty. |
Cretaceous |
Gas |
|
|
Virginia |
|
7,238 |
|
1957 |
Clinchfield Coal Co., Clinchfield Coal Co. 193, Duty Quad, Dickeson Cnty. |
Devonian |
Gas |
|
|
Washington onshore |
|
4,118 |
|
1957 |
J.W. Tanner, Sunshine Mining Co., et al, Medina-1, 15-18n-12w, Grays Harbor Cnty. |
Miocene |
Oil |
|
|
West Virginia |
|
14,300 |
|
1975 |
Exxon U.S.A., McCoy 1, Washington District, Jackson Cnty. |
Rome |
Gas |
|
|
Wyoming |
|
24,938 |
|
2000 |
Burlington Resources, Bighorn 5-6, 6-t38n-r89w, Fremont Cnty. |
Madison |
Gas |
|
|
1All records provided by state and federal agencies. Depths measured from bottom of perforated interval
or open completion interval. 2Current U.S. producing zone depth record |
|