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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Cci Robinson'S Bend LLC | Alabama | 0 BBLs | 276,230 MCF | Jan 1990 - Aug 2019 |
| Central Operating, LLC | Mississippi | 0 BBLs | 92,738 MCF | Mar 2016 - Aug 2019 |
| Century Oil And Gas LLC | Wyoming | 3,431 BBLs | 13,512 MCF | Jan 2018 - Dec 2019 |
| Chaco Energy Company | Wyoming | 3,471 BBLs | 30,519 MCF | Jan 1978 - Dec 2019 |
| Challenger Point Energy, LLC | North Dakota | 6,998 BBLs | 44,243 MCF | Jan 2018 - Oct 2019 |
| Charter Energy, Inc. | Kansas | 6,386 BBLs | 0 MCF | Jan 1980 - Jul 2019 |
| Chemily Management Company | Wyoming | 3,657 BBLs | 13,177 MCF | Jan 1978 - Dec 2019 |
| Cherokee Wells LLC | Kansas | 144 BBLs | 66,042 MCF | Sep 1980 - Jul 2019 |
| Chesapeake Operating LLC | Wyoming | 784,818 BBLs | 4,074,161 MCF | Jan 2014 - Dec 2019 |
| Chesapeake Operating, Inc. | Louisiana | 3,421 BBLs | 2,501 MCF | Jun 1996 - Aug 2018 |
| Chesapeake Operating, L.L.C. | Louisiana | 0 BBLs | 36,558,764 MCF | Jul 2014 - Sep 2018 |
| Chevron Midcontinent, L.P. | New Mexico | 17,939 BBLs | 124,060 MCF | Apr 2006 - Jan 2019 |
| Chevron U S A Inc | New Mexico | 572,180 BBLs | 5,615,019 MCF | Jan 1993 - Jan 2019 |
| Chevron U.S.A. Inc. | Alabama | 0 BBLs | 83,849 MCF | Oct 1962 - Aug 2019 |
| Chevron U.S.A. Inc. | Louisiana | 77,643 BBLs | 45,896 MCF | Jan 1977 - Aug 2018 |
| Chevron USA Inc | Colorado | 274,872 BBLs | 5,198,024 MCF | Jan 1999 - Sep 2019 |
| Chieftain Oil Co., Inc. | Kansas | 5,500 BBLs | 135,673 MCF | Jan 1980 - Jul 2019 |
| Chipcore LLC | Wyoming | 2,499 BBLs | 31,254 MCF | Jan 1978 - Dec 2019 |
| Cholla Production, LLC | Kansas | 5,500 BBLs | 0 MCF | Jan 1980 - Jul 2019 |
| Cimarex Energy Co. | New Mexico | 839,163 BBLs | 4,658,655 MCF | Oct 2002 - Jan 2019 |
| Cimarex Energy Co. Of Colorado | New Mexico | 313,025 BBLs | 1,897,539 MCF | May 1997 - Jan 2019 |
| Cimic Energy, LLC | Louisiana | 2,569 BBLs | 0 MCF | Jan 2011 - Sep 2018 |
| Citation Oil & Gas Corp | Colorado | 30,867 BBLs | 322,067 MCF | Dec 2004 - Oct 2019 |
| Citation Oil & Gas Corp | Utah | 38,100 BBLs | 39,372 MCF | Jan 1973 - Oct 2019 |
| Citation Oil & Gas Corp. | Kansas | 34,506 BBLs | 1,298 MCF | Jan 1980 - Jul 2019 |
| Citation Oil & Gas Corp. | Montana | 17,954 BBLs | 1,536 MCF | Jan 1991 - Sep 2019 |
| Citation Oil & Gas Corp. | North Dakota | 19,746 BBLs | 10,778 MCF | Oct 1996 - Oct 2019 |
| Citation Oil & Gas Corporation | Wyoming | 59,109 BBLs | 31,918 MCF | Jan 1978 - Dec 2019 |
| Cline Production Company | Montana | 2,302 BBLs | 0 MCF | Jan 1991 - Jun 2019 |
| CML Exploration, LLC | New Mexico | 11,528 BBLs | 28,497 MCF | Nov 2007 - Jan 2019 |
| CMX, Inc. | Kansas | 5,567 BBLs | 51,918 MCF | Jan 1980 - Jul 2019 |
| Coastal Plains Energy Inc | Utah | 0 BBLs | 52,001 MCF | Jun 2002 - Oct 2019 |
| Cobalt Energy LLC | Kansas | 7,454 BBLs | 0 MCF | Mar 2012 - Jul 2019 |
| Cobra Oil & Gas Corp | Utah | 270 BBLs | 192,426 MCF | Aug 2015 - Sep 2019 |
| Cobra Oil & Gas Corporation | North Dakota | 101,510 BBLs | 58,550 MCF | Dec 2015 - Oct 2019 |
| Cobra Oil & Gas Corporation | Wyoming | 501 BBLs | 63,520 MCF | Jan 1983 - Dec 2019 |
| Cobra Oil And Gas Corporation | Michigan | 479 BBLs | 195,563 MCF | Jan 1986 - Jul 2019 |
| COG Operating LLC | New Mexico | 2,937,711 BBLs | 9,996,852 MCF | Dec 2004 - Jan 2019 |
| COG Production, LLC | New Mexico | 248,030 BBLs | 2,810,867 MCF | Jul 2004 - Jan 2019 |
| Coleman Oil & Gas Inc | Colorado | 0 BBLs | 246,762 MCF | Jan 1999 - Aug 2019 |
| Colt Energy Inc | Kansas | 12,853 BBLs | 64,138 MCF | Jan 1980 - Jul 2019 |
| Compass Energy Operating, LLC | Louisiana | 69 BBLs | 981,286 MCF | Jul 2014 - Aug 2018 |
| Comstock Oil & Gas--La, LLC | Louisiana | 845 BBLs | 6,035,485 MCF | Apr 2005 - Sep 2018 |
| Conoco Phillips Company | Colorado | 63,971 BBLs | 140,618 MCF | Jan 1999 - Sep 2019 |
| Conocophillips Alaska, Inc. | Alaska | 4,943,146 BBLs | 7,311,051 MCF | Dec 1963 - Sep 2019 |
| Conocophillips Company | New Mexico | 318,613 BBLs | 1,299,361 MCF | Jan 2003 - Jan 2019 |
| Conocophillips Company | Utah | 0 BBLs | 1,444,871 MCF | Jan 2003 - Oct 2019 |
| Contango Operators, Inc. | Louisiana | 5,406 BBLs | 684,585 MCF | Dec 2007 - Sep 2018 |
| Continental Resources Inc | Montana | 246,397 BBLs | 471,951 MCF | Jan 1991 - Sep 2019 |
| Continental Resources Inc. | Louisiana | 2,223 BBLs | 1,085 MCF | Sep 1995 - Sep 2018 |