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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Bach Oil Production | Kansas | 16,168 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Backwater Energy Partners, LLC | Mississippi | 5,232 BBLs | 6,712 MCF | Jan 2018 - Apr 2019 |
| Badger Energy LLC | Louisiana | 16,789 BBLs | 14,260 MCF | Mar 2012 - Sep 2018 |
| Bainbridge Uinta LLC | Utah | 56,827 BBLs | 159,139 MCF | Oct 2018 - Jun 2019 |
| Baird Oil Company LLC | Kansas | 6,606 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Balidor Oil & Gas LLC | Wyoming | 45,885 BBLs | 111,909 MCF | Jan 2016 - Dec 2019 |
| Ballantyne Oil, LLC | North Dakota | 34,991 BBLs | 8,691 MCF | Jul 2010 - Jun 2019 |
| Ballard Exploration Co., Inc. | Louisiana | 1,781 BBLs | 56,460 MCF | Jun 1982 - Sep 2018 |
| Ballard Petroleum Holdings LLC | Wyoming | 231,743 BBLs | 569,755 MCF | Jan 1978 - Dec 2019 |
| Ballard Petroleum Holdings, LLC | North Dakota | 7,578 BBLs | 0 MCF | May 2003 - Jun 2019 |
| Barrett Corporation* Bill | Colorado | 734,757 BBLs | 2,414,248 MCF | Mar 2002 - May 2019 |
| Bay Gas, LLC | Louisiana | 3,719 BBLs | 0 MCF | Dec 2003 - Sep 2018 |
| Bayless Producer LLC* Robert L | Colorado | 3,169 BBLs | 34,921 MCF | Jan 1999 - May 2019 |
| Bayou State Oil Corporation | Louisiana | 9,909 BBLs | 348 MCF | Jan 1977 - Sep 2018 |
| Bayswater Exploration & Production, LLC | Montana | 2,952 BBLs | 3,220 MCF | Aug 2006 - May 2019 |
| Bayswater Exploration And Production LLC | Colorado | 142,638 BBLs | 264,661 MCF | Jan 2008 - Jun 2019 |
| Bce-Mach LLC | Kansas | 10,580 BBLs | 164,262 MCF | Jul 2012 - Apr 2019 |
| Bean Resources, Inc | Mississippi | 3,694 BBLs | 34,165 MCF | Dec 1976 - May 2019 |
| Bear Petroleum, LLC | Kansas | 12,254 BBLs | 60,870 MCF | Jan 1980 - Apr 2019 |
| Becker Oil Corporation | Kansas | 3,998 BBLs | 60,125 MCF | Jan 1980 - Apr 2019 |
| Behm Energy, Inc. | Montana | 4,249 BBLs | 0 MCF | May 1996 - May 2019 |
| Belden And Blake Corp Dba Ward Lake Energy | Michigan | 456 BBLs | 387,816 MCF | Jun 1982 - Apr 2018 |
| Belle Exploration, Inc. | Louisiana | 2,954 BBLs | 0 MCF | Feb 1998 - Sep 2018 |
| Bennett & Schulte Oil Co., A General Partnership | Kansas | 4,618 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Benson-Montin-Greer Drilling Corp | New Mexico | 7,624 BBLs | 61,548 MCF | Jan 1993 - Jan 2019 |
| Beren Corporation | Colorado | 3,089 BBLs | 0 MCF | Jan 1999 - Jun 2019 |
| Beren Corporation | Kansas | 4,245 BBLs | 29,411 MCF | Jan 1980 - Apr 2019 |
| Berenergy Corporation | North Dakota | 20,956 BBLs | 993 MCF | May 2001 - Jun 2019 |
| Berenergy Corporation | Wyoming | 2,972 BBLs | 10,615 MCF | Jan 1978 - Dec 2019 |
| Berexco LLC | Kansas | 136,199 BBLs | 155,253 MCF | Jan 1980 - Apr 2019 |
| Berry Petroleum Company LLC | Utah | 104,271 BBLs | 669,538 MCF | Dec 2013 - Jun 2019 |
| Betsy Production Company, Inc | Arkansas | 17,478 BBLs | 455 MCF | Jan 2001 - Jun 2019 |
| BHP Billiton Petro (KCS Resources), LLC | Louisiana | 0 BBLs | 2,640,825 MCF | Jul 2013 - Sep 2018 |
| BHP Billiton Petro (Txla Operating) Co. | Louisiana | 0 BBLs | 8,702,757 MCF | Jul 2013 - Sep 2018 |
| BHP Billiton Petro (WSF Operating), Inc. | Louisiana | 0 BBLs | 1,422,597 MCF | Jul 2013 - Sep 2018 |
| Big Muddy Operating LLC | Wyoming | 3,817 BBLs | 0 MCF | Jan 2015 - Dec 2019 |
| Bird Dog Oil, LLC | Kansas | 4,079 BBLs | 0 MCF | May 2012 - Apr 2019 |
| Birk Petroleum | Kansas | 2,493 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Black Bayou Operating, LLC | Louisiana | 8,904 BBLs | 0 MCF | Jan 2013 - Aug 2018 |
| Black Bear Oil Corporation | Wyoming | 13,575 BBLs | 23,663 MCF | Jan 1978 - Dec 2019 |
| Black Jack Oil Company., Inc. | Mississippi | 2,724 BBLs | 364 MCF | Jan 2018 - May 2019 |
| Black Oak Exploration | Kansas | 3,141 BBLs | 0 MCF | Oct 2013 - Apr 2019 |
| Black Tea Oil, LLC | Kansas | 4,268 BBLs | 0 MCF | Jan 2014 - Apr 2019 |
| Black Warrior Methane Corp. | Alabama | 0 BBLs | 319,517 MCF | Feb 1982 - Mar 2019 |
| Blackbeard Operating, LLC | New Mexico | 4,077 BBLs | 44,063 MCF | Jan 2017 - Jan 2019 |
| Blake Production Co., Inc. | Kansas | 2,442 BBLs | 0 MCF | Jan 1980 - Apr 2019 |
| Block T Petroleum, Inc | Mississippi | 3,772 BBLs | 3,921 MCF | May 2009 - May 2019 |
| Blue Goose Drilling Company, Inc. | Kansas | 4,807 BBLs | 0 MCF | Jul 1985 - Apr 2019 |
| Bluecrest Alaska Operating LLC | Alaska | 53,100 BBLs | 248,940 MCF | Jan 2015 - Jun 2019 |
| Blueridge Petroleum Corporation | Kansas | 5,736 BBLs | 0 MCF | Jan 1980 - Apr 2019 |