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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 | 276,746 MCF | Jan 1990 - Jun 2019 |
| Centennial Resource Production, LLC | New Mexico | 256,410 BBLs | 379,306 MCF | Jul 2017 - Dec 2018 |
| Central Operating, LLC | Mississippi | 0 BBLs | 92,279 MCF | Mar 2016 - Jul 2019 |
| Century Oil And Gas LLC | Wyoming | 3,415 BBLs | 11,323 MCF | Jan 2018 - Dec 2019 |
| Chaco Energy Company | Wyoming | 2,916 BBLs | 28,000 MCF | Jan 1978 - Dec 2019 |
| Challenger Point Energy, LLC | North Dakota | 7,808 BBLs | 49,124 MCF | Jan 2018 - Jul 2019 |
| Charter Energy, Inc. | Kansas | 5,980 BBLs | 0 MCF | Jan 1980 - May 2019 |
| Chemily Management Company | Wyoming | 3,120 BBLs | 11,775 MCF | Jan 1978 - Dec 2019 |
| Cherokee Wells LLC | Kansas | 147 BBLs | 67,220 MCF | Sep 1980 - May 2019 |
| Chesapeake Operating LLC | Wyoming | 842,034 BBLs | 4,150,026 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 | 18,272 BBLs | 93,871 MCF | Apr 2006 - Jan 2019 |
| Chevron U S A Inc | New Mexico | 560,114 BBLs | 5,479,405 MCF | Jan 1993 - Jan 2019 |
| Chevron U.S.A. Inc. | Alabama | 0 BBLs | 82,885 MCF | Oct 1962 - Jun 2019 |
| Chevron U.S.A. Inc. | Louisiana | 77,643 BBLs | 45,896 MCF | Jan 1977 - Aug 2018 |
| Chevron USA Inc | Colorado | 263,897 BBLs | 5,832,756 MCF | Jan 1999 - Jul 2019 |
| Chieftain Oil Co., Inc. | Kansas | 6,297 BBLs | 135,336 MCF | Jan 1980 - May 2019 |
| Chipcore LLC | Wyoming | 3,465 BBLs | 39,042 MCF | Jan 1978 - Dec 2019 |
| Chisholm Energy Operating, LLC | New Mexico | 210,140 BBLs | 820,115 MCF | Jul 2017 - Dec 2018 |
| Cholla Production, LLC | Kansas | 6,001 BBLs | 0 MCF | Jan 1980 - May 2019 |
| Cimarex Energy Co. | New Mexico | 931,116 BBLs | 4,584,559 MCF | Oct 2002 - Jan 2019 |
| Cimarex Energy Co. Of Colorado | New Mexico | 332,058 BBLs | 1,937,078 MCF | May 1997 - Jan 2019 |
| Cimic Energy, LLC | Louisiana | 2,569 BBLs | 0 MCF | Jan 2011 - Sep 2018 |
| Citation Oil & Gas Corp | Colorado | 31,109 BBLs | 283,854 MCF | Dec 2004 - Jul 2019 |
| Citation Oil & Gas Corp | Utah | 35,083 BBLs | 38,313 MCF | Dec 1987 - Jul 2019 |
| Citation Oil & Gas Corp. | Kansas | 33,101 BBLs | 1,296 MCF | Jan 1980 - May 2019 |
| Citation Oil & Gas Corp. | Montana | 17,160 BBLs | 933 MCF | Jan 1991 - Jul 2019 |
| Citation Oil & Gas Corp. | North Dakota | 20,804 BBLs | 11,362 MCF | Oct 1996 - Jul 2019 |
| Citation Oil & Gas Corporation | Wyoming | 58,207 BBLs | 28,005 MCF | Jan 1978 - Dec 2019 |
| CML Exploration, LLC | New Mexico | 11,893 BBLs | 27,511 MCF | Nov 2007 - Jan 2019 |
| CMX, Inc. | Kansas | 6,648 BBLs | 55,715 MCF | Jan 1980 - May 2019 |
| Cobalt Energy LLC | Kansas | 8,144 BBLs | 0 MCF | Mar 2012 - May 2019 |
| Cobra Oil & Gas Corp | Utah | 279 BBLs | 174,372 MCF | Aug 2015 - Jul 2019 |
| Cobra Oil & Gas Corporation | North Dakota | 103,070 BBLs | 58,359 MCF | Dec 2015 - Jul 2019 |
| Cobra Oil & Gas Corporation | Wyoming | 401 BBLs | 59,992 MCF | Jan 1983 - Dec 2019 |
| COG Operating LLC | New Mexico | 3,056,938 BBLs | 9,998,687 MCF | Dec 2004 - Jan 2019 |
| COG Production, LLC | New Mexico | 247,207 BBLs | 2,971,009 MCF | Jul 2004 - Jan 2019 |
| Coleman Oil & Gas Inc | Colorado | 0 BBLs | 255,447 MCF | Jan 1999 - Jun 2019 |
| Colgate Operating, LLC | New Mexico | 28,892 BBLs | 54,094 MCF | Nov 2016 - Dec 2018 |
| Colt Energy Inc | Kansas | 12,821 BBLs | 68,477 MCF | Jan 1980 - May 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 |
| Condor Petroleum, Inc. | North Dakota | 6,110 BBLs | 15,459 MCF | Mar 1989 - Jun 2019 |
| Conoco Phillips Company | Colorado | 63,264 BBLs | 145,535 MCF | Jan 1999 - Jul 2019 |
| Conocophillips Alaska, Inc. | Alaska | 4,935,290 BBLs | 7,314,764 MCF | Dec 1963 - Jul 2019 |
| Conocophillips Company | New Mexico | 302,666 BBLs | 1,372,347 MCF | Jan 2003 - Jan 2019 |
| Conocophillips Company | Utah | 0 BBLs | 1,427,455 MCF | Jan 2003 - Jul 2019 |
| Contango Operators, Inc. | Louisiana | 5,406 BBLs | 684,585 MCF | Dec 2007 - Sep 2018 |
| Contango Rocky Mountain Inc | Wyoming | 3,189 BBLs | 1,251 MCF | Jan 2015 - Dec 2019 |