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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Backwater Energy Partners, LLC | Mississippi | 11,644 BBLs | 15,948 MCF | Jan 2018 - Sep 2018 |
| Badger Energy LLC | Louisiana | 17,390 BBLs | 15,235 MCF | Mar 2012 - Sep 2018 |
| Baird Oil Company LLC | Kansas | 6,883 BBLs | 0 MCF | Jan 1980 - Jul 2018 |
| Balidor Oil & Gas LLC | Wyoming | 49,500 BBLs | 99,756 MCF | Jan 2016 - Dec 2018 |
| Balko, Inc. | Montana | 2,868 BBLs | 7,084 MCF | Jan 1991 - Aug 2018 |
| Ballantyne Oil, LLC | North Dakota | 7,360 BBLs | 931 MCF | Jul 2010 - Oct 2018 |
| Ballard Exploration Co., Inc. | Louisiana | 2,364 BBLs | 69,742 MCF | Jun 1982 - Sep 2018 |
| Ballard Petroleum Holdings LLC | Wyoming | 198,046 BBLs | 338,260 MCF | Jan 1978 - Dec 2018 |
| Ballard Petroleum Holdings, LLC | North Dakota | 8,631 BBLs | 68 MCF | May 2003 - Sep 2018 |
| Barrett Corporation* Bill | Colorado | 688,115 BBLs | 1,956,553 MCF | Mar 2002 - Aug 2018 |
| Bay Gas, LLC | Louisiana | 3,601 BBLs | 0 MCF | Dec 2003 - Sep 2018 |
| Bayless Producer LLC* Robert L | Colorado | 4,281 BBLs | 39,541 MCF | Jan 1999 - Sep 2018 |
| Bayou State Oil Corporation | Louisiana | 9,527 BBLs | 351 MCF | Jan 1977 - Sep 2018 |
| Bayswater Exploration & Production, LLC | Montana | 3,090 BBLs | 4,456 MCF | Aug 2006 - Aug 2018 |
| Bayswater Exploration And Production LLC | Colorado | 58,554 BBLs | 199,966 MCF | Jan 2008 - Sep 2018 |
| Bean Resources, Inc | Mississippi | 4,018 BBLs | 37,680 MCF | Dec 1976 - Sep 2018 |
| Bear Petroleum, LLC | Kansas | 9,572 BBLs | 52,419 MCF | Jan 1980 - Jul 2018 |
| Becker Oil Corporation | Kansas | 5,719 BBLs | 49,383 MCF | Jan 1980 - Jul 2018 |
| Behm Energy, Inc. | Montana | 4,077 BBLs | 0 MCF | May 1996 - Aug 2018 |
| Belden And Blake Corp Dba Ward Lake Energy | Michigan | 495 BBLs | 396,906 MCF | Jun 1982 - Apr 2018 |
| Bennett & Schulte Oil Co., A General Partnership | Kansas | 4,561 BBLs | 0 MCF | Jan 1980 - Jul 2018 |
| Benson-Montin-Greer Drilling Corp | New Mexico | 8,408 BBLs | 63,268 MCF | Jan 1993 - Sep 2018 |
| Beren Corporation | Colorado | 3,474 BBLs | 0 MCF | Jan 1999 - Sep 2018 |
| Beren Corporation | Kansas | 4,301 BBLs | 31,064 MCF | Jan 1980 - Jul 2018 |
| Beren Corporation | Wyoming | 2,752 BBLs | 0 MCF | Jan 1978 - Dec 2018 |
| Berenergy Corporation | North Dakota | 22,215 BBLs | 1,024 MCF | May 2001 - Sep 2018 |
| Berenergy Corporation | Wyoming | 2,986 BBLs | 16,297 MCF | Jan 1978 - Dec 2018 |
| Berexco LLC | Kansas | 141,484 BBLs | 123,247 MCF | Jan 1980 - Jul 2018 |
| Betsy Production Company, Inc | Arkansas | 18,151 BBLs | 429 MCF | Jan 2001 - Oct 2018 |
| BHP Billiton Petro (KCS Resources), LLC | Louisiana | 0 BBLs | 2,571,228 MCF | Jul 2013 - Sep 2018 |
| BHP Billiton Petro (Txla Operating) Co. | Louisiana | 0 BBLs | 8,197,671 MCF | Jul 2013 - Sep 2018 |
| BHP Billiton Petro (WSF Operating), Inc. | Louisiana | 0 BBLs | 1,484,794 MCF | Jul 2013 - Sep 2018 |
| BHP Billiton Petroleum (Fayetteville), LLC | Arkansas | 0 BBLs | 5,746,014 MCF | Jun 2011 - Aug 2018 |
| Big Muddy Operating LLC | Wyoming | 4,031 BBLs | 0 MCF | Jan 2015 - Dec 2018 |
| Birk Petroleum | Kansas | 3,459 BBLs | 0 MCF | Jan 1980 - Jul 2018 |
| Black Bayou Operating, LLC | Louisiana | 14,098 BBLs | 1,687 MCF | Jan 2013 - Aug 2018 |
| Black Bear Oil Corporation | Wyoming | 15,530 BBLs | 28,668 MCF | Jan 1978 - Dec 2018 |
| Black Jack Oil Company., Inc. | Mississippi | 4,299 BBLs | 528 MCF | Jan 2018 - Sep 2018 |
| Black Oak Exploration | Kansas | 4,987 BBLs | 0 MCF | Oct 2013 - Jul 2018 |
| Black Warrior Methane Corp. | Alabama | 0 BBLs | 414,035 MCF | Feb 1982 - Aug 2018 |
| Blackbeard Operating, LLC | New Mexico | 4,603 BBLs | 77,962 MCF | Jan 2017 - Sep 2018 |
| Block T Operating, LLC | Alabama | 2,711 BBLs | 0 MCF | Dec 1945 - Aug 2018 |
| Block T Petroleum, Inc | Mississippi | 2,096 BBLs | 14,412 MCF | May 2009 - Sep 2018 |
| Blue Goose Drilling Company, Inc. | Kansas | 3,571 BBLs | 0 MCF | Jul 1985 - Jul 2018 |
| Blue Ridge Petroleum Corporation | Kansas | 5,963 BBLs | 0 MCF | Jan 1980 - Jul 2018 |
| Bluecrest Alaska Operating LLC | Alaska | 21,254 BBLs | 204,732 MCF | Jan 2015 - Sep 2018 |
| Boaz Rockies Operating LLC | Wyoming | 17,278 BBLs | 0 MCF | Jan 2018 - Dec 2018 |
| Bob Sibley | Louisiana | 3,116 BBLs | 6 MCF | Mar 1978 - Sep 2018 |
| Bobcat Oilfield Service, Inc. | Kansas | 4,850 BBLs | 0 MCF | Jan 2010 - Jul 2018 |
| Bonanza Creek Energy Operating Company LLC | Colorado | 370,224 BBLs | 1,331,991 MCF | Apr 1999 - Sep 2018 |