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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Castelli Exploration, Inc. | Kansas | 4,119 BBLs | 43,879 MCF | Jan 1980 - Oct 2018 |
| Castex Energy, Inc. | Louisiana | 6,513 BBLs | 121,414 MCF | May 1988 - Sep 2018 |
| Castle Resources, Inc. | Kansas | 3,060 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| Catamount Energy Partners LLC | Colorado | 0 BBLs | 1,324,677 MCF | Jun 2014 - Dec 2018 |
| Cattlemans Oil Operations | Kansas | 2,317 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| Cavalcade Operating Company LLC | Louisiana | 7,481 BBLs | 0 MCF | Sep 2014 - Sep 2018 |
| Caza Operating, LLC | New Mexico | 136,885 BBLs | 386,345 MCF | Jun 2008 - Sep 2018 |
| Cci Paradox Upstream LLC | Colorado | 25 BBLs | 148,239 MCF | Nov 2012 - Dec 2018 |
| Cci Robinson'S Bend LLC | Alabama | 0 BBLs | 282,394 MCF | Jan 1990 - Oct 2018 |
| CCRP Operating Inc | Wyoming | 2,598 BBLs | 4,215 MCF | Jan 2017 - Dec 2018 |
| Centennial Resource Production, LLC | New Mexico | 177,729 BBLs | 334,561 MCF | Jul 2017 - Aug 2018 |
| Central Operating, LLC | Mississippi | 5,363 BBLs | 81,870 MCF | Mar 2016 - Nov 2018 |
| Chaco Energy Company | Wyoming | 2,948 BBLs | 25,115 MCF | Jan 1978 - Dec 2018 |
| Challenger Point Energy, LLC | North Dakota | 10,173 BBLs | 58,343 MCF | Jan 2018 - Dec 2018 |
| Charter Energy, Inc. | Kansas | 6,257 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| Chemily Management Company | Wyoming | 3,442 BBLs | 15,714 MCF | Jan 1978 - Dec 2018 |
| Cherokee Wells LLC | Kansas | 0 BBLs | 72,327 MCF | Sep 1980 - Oct 2018 |
| Chesapeake Operating LLC | Wyoming | 410,751 BBLs | 3,126,044 MCF | Jan 2014 - Dec 2018 |
| Chesapeake Operating, Inc. | Louisiana | 3,775 BBLs | 2,983 MCF | Jun 1996 - Aug 2018 |
| Chesapeake Operating, L.L.C. | Louisiana | 0 BBLs | 36,031,304 MCF | Jul 2014 - Sep 2018 |
| Chevron Midcontinent, L.P. | New Mexico | 14,877 BBLs | 114,504 MCF | Apr 2006 - Sep 2018 |
| Chevron U S A Inc | New Mexico | 602,811 BBLs | 6,308,446 MCF | Jan 1993 - Sep 2018 |
| Chevron U.S.A. Inc. | Alabama | 0 BBLs | 85,438 MCF | Oct 1962 - Oct 2018 |
| Chevron U.S.A. Inc. | Louisiana | 90,766 BBLs | 53,714 MCF | Jan 1977 - Aug 2018 |
| Chevron USA Inc | Colorado | 260,042 BBLs | 5,568,844 MCF | Jan 1999 - Nov 2018 |
| Cheyenne River LLC | Wyoming | 3,340 BBLs | 18,365 MCF | Jan 2013 - Dec 2018 |
| Chieftain Oil Co., Inc. | Kansas | 3,978 BBLs | 131,879 MCF | Jan 1980 - Oct 2018 |
| Chipcore LLC | Wyoming | 4,326 BBLs | 40,847 MCF | Jan 1978 - Dec 2018 |
| Chisholm Energy Operating, LLC | New Mexico | 305,571 BBLs | 1,094,334 MCF | Jul 2017 - Sep 2018 |
| Cholla Production, LLC | Kansas | 4,666 BBLs | 0 MCF | Jan 1980 - Oct 2018 |
| Cimarex Energy Co. | Kansas | 1,476 BBLs | 91,034 MCF | Jan 1980 - Oct 2018 |
| Cimarex Energy Co. | New Mexico | 490,404 BBLs | 2,709,947 MCF | Oct 2002 - Sep 2018 |
| Cimarex Energy Co. Of Colorado | New Mexico | 261,802 BBLs | 1,965,041 MCF | May 1997 - Sep 2018 |
| Cimic Energy, LLC | Louisiana | 2,486 BBLs | 0 MCF | Jan 2011 - Sep 2018 |
| Citation Oil & Gas Corp | Colorado | 34,422 BBLs | 309,071 MCF | Dec 2004 - Dec 2018 |
| Citation Oil & Gas Corp | New Mexico | 630 BBLs | 29,587 MCF | Jan 1993 - Oct 2018 |
| Citation Oil & Gas Corp. | Kansas | 34,755 BBLs | 1,302 MCF | Jan 1980 - Oct 2018 |
| Citation Oil & Gas Corp. | Montana | 18,406 BBLs | 3,077 MCF | Jan 1991 - Dec 2018 |
| Citation Oil & Gas Corp. | North Dakota | 21,971 BBLs | 15,543 MCF | Oct 1996 - Dec 2018 |
| Citation Oil & Gas Corporation | Wyoming | 59,350 BBLs | 31,962 MCF | Jan 1978 - Dec 2018 |
| Cline Production Company | Montana | 3,193 BBLs | 0 MCF | Jan 1991 - Oct 2018 |
| Clovelly Oil Co. LLC | Louisiana | 1,291 BBLs | 15,631 MCF | Jan 2009 - Sep 2018 |
| CML Exploration, LLC | New Mexico | 13,088 BBLs | 28,668 MCF | Nov 2007 - Oct 2018 |
| CMX, Inc. | Kansas | 8,193 BBLs | 54,753 MCF | Jan 1980 - Oct 2018 |
| Coachman Energy Operating Company LLC | Kansas | 3,566 BBLs | 513 MCF | Jan 2010 - Oct 2018 |
| Cobalt Energy LLC | Kansas | 7,348 BBLs | 0 MCF | Mar 2012 - Oct 2018 |
| Cobra Oil & Gas Corporation | North Dakota | 16,506 BBLs | 12,055 MCF | Dec 2015 - Dec 2018 |
| Cobra Oil & Gas Corporation | Wyoming | 184 BBLs | 66,587 MCF | Jan 1983 - Dec 2018 |
| Cobra Oil And Gas Corporation | Michigan | 661 BBLs | 188,813 MCF | Jan 1986 - Mar 2018 |
| COG Operating LLC | New Mexico | 2,688,006 BBLs | 8,819,736 MCF | Dec 2004 - Sep 2018 |