COUNTIES · WASHINGTON · OPERATORS
Washington County Operators
Every operator with a permit on file or a well of record here, ranked by permits issued in the window. Wells are each operator's current inventory in the county from the RRC wellbore file.
| # | Operator | Permits | All time | Horizontal | Wells | First | Last |
|---|---|---|---|---|---|---|---|
| 1 | Magnolia Oil & Gas Operating LLC | 161 | 161 | 159 | 320 | Apr 9, 2003 | Aug 18, 2026 |
| 2 | Union Pacific Resources Company | 134 | 134 | 131 | 8 | Jul 22, 1987 | Jan 12, 2001 |
| 3 | Chesapeake Operating, Inc. | 67 | 67 | 67 | 2 | May 17, 1994 | Sep 24, 2008 |
| 4 | Geosouthern Operating II, LLC | 60 | 60 | 58 | 45 | Nov 18, 2015 | Jun 3, 2026 |
| 5 | Hyperion Oil & Gas LLC | 48 | 48 | 0 | 0 | Sep 15, 2015 | May 12, 2022 |
| 6 | Enervest Operating, L.L.C. | 45 | 45 | 43 | 8 | Sep 18, 2007 | May 18, 2018 |
| 7 | Anadarko E&P Company LP | 42 | 42 | 42 | 3 | Mar 26, 2002 | Feb 9, 2007 |
| 8 | Ada Oil Exploration Corp. | 33 | 33 | 0 | 1 | Jan 4, 1980 | Oct 9, 1985 |
| 9 | Humble Exploration Co., Inc. | 28 | 28 | 0 | 3 | Mar 15, 1979 | Oct 3, 1983 |
| 10 | Aaa Operating Company Inc. | 27 | 27 | 0 | 0 | Feb 17, 1982 | May 17, 1985 |
| 11 | Rme Petroleum Company | 20 | 20 | 20 | 2 | May 16, 2000 | Oct 30, 2002 |
| 12 | U. S. Operating, Inc. | 18 | 18 | 0 | 3 | Jan 16, 1979 | Mar 11, 1983 |
| 13 | Aethon Energy Operating LLC | 17 | 17 | 0 | 153 | Aug 25, 2026 | Oct 29, 2026 |
| 14 | Brenham Drilling Co. | 17 | 17 | 0 | 25 | Jun 9, 1977 | Mar 25, 1987 |
| 15 | Williams, Clayton W., Jr. | 17 | 17 | 0 | 2 | Jul 31, 1980 | Feb 3, 1986 |
| 16 | Sunoco Energy Development Co. | 17 | 17 | 0 | 0 | Jan 18, 1980 | Nov 5, 1981 |
| 17 | Stroud Oil Properties, Inc. | 16 | 16 | 16 | 0 | Mar 28, 2001 | Feb 10, 2003 |
| 18 | Heci Exploration Company | 14 | 14 | 0 | 4 | Dec 27, 1984 | Jul 2, 1990 |
| 19 | Hyperion Energy, L P | 13 | 13 | 0 | 5 | Nov 30, 2012 | Apr 16, 2014 |
| 20 | General Production Company, Inc. | 13 | 13 | 0 | 0 | Aug 24, 1982 | Dec 28, 1984 |
| 21 | Wildhorse Resources Mngt Co, LLC | 12 | 12 | 12 | 0 | Mar 8, 2017 | Jan 9, 2019 |
| 22 | Kimball Production Co. | 11 | 11 | 0 | 1 | Feb 3, 1982 | Aug 3, 1988 |
| 23 | Flag-Redfern Oil Company | 9 | 9 | 0 | 3 | Apr 3, 1978 | Jul 24, 1985 |
| 24 | Chesapeake Operating, L.L.C. | 9 | 9 | 9 | 1 | Oct 30, 2017 | Mar 12, 2021 |
| 25 | Tenroc Corporation | 9 | 9 | 0 | 0 | Oct 30, 1980 | Feb 24, 1982 |
| 26 | Geosouthern Energy Corporation | 8 | 8 | 0 | 9 | May 20, 1982 | Apr 2, 1985 |
| 27 | Sun Exploration & Production Co. | 8 | 8 | 0 | 6 | Aug 1, 1977 | May 28, 1982 |
| 28 | Daleco Resources | 8 | 8 | 0 | 1 | Sep 13, 1983 | Jan 19, 1988 |
| 29 | Keystone Exploration, Inc | 8 | 8 | 8 | 0 | Jan 3, 1991 | Oct 17, 1996 |
| 30 | Patterson Petroleum, Inc. | 7 | 7 | 0 | 2 | Nov 4, 1983 | Dec 18, 1985 |
| 31 | Sage Energy Company | 7 | 7 | 1 | 2 | Aug 14, 1980 | May 14, 1996 |
| 32 | Shield Petroleum | 7 | 7 | 7 | 0 | Jul 8, 1996 | May 16, 1997 |
| 33 | Teon Energy, Inc. | 7 | 7 | 0 | 0 | May 22, 1984 | Feb 26, 1985 |
| 34 | 7711 Corporation, The | 6 | 6 | 6 | 1 | Jan 22, 1999 | Apr 6, 2001 |
| 35 | Apache Corporation | 6 | 6 | 6 | 1 | May 24, 1995 | May 27, 2022 |
| 36 | Edwards, Gus Co. | 6 | 6 | 0 | 1 | Sep 29, 1980 | May 7, 1985 |
| 37 | Marathon Oil Company | 6 | 6 | 6 | 1 | Jan 20, 1993 | Jan 30, 1998 |
| 38 | WCS Oil & Gas Corporation | 6 | 6 | 6 | 1 | Aug 31, 2009 | Feb 7, 2014 |
| 39 | Bexco Operating, Inc. | 6 | 6 | 6 | 0 | Mar 26, 1993 | Feb 29, 1996 |
| 40 | Torch Operating Company | 6 | 6 | 6 | 0 | May 17, 1994 | May 17, 1995 |
| 41 | Weber Energy Corporation | 6 | 6 | 6 | 0 | Sep 3, 1992 | Dec 13, 1994 |
| 42 | Senora Resources, Inc. | 5 | 5 | 4 | 2 | Oct 23, 1990 | Apr 10, 1996 |
| 43 | Gemini Exploration Company | 5 | 5 | 5 | 1 | Sep 3, 1993 | Jun 3, 1994 |
| 44 | WCS Oil and Gas Corporation | 5 | 5 | 3 | 1 | Jul 1, 1988 | Sep 17, 2002 |
| 45 | Ironroc Energy | 5 | 5 | 5 | 0 | Mar 10, 2021 | Sep 2, 2021 |
| 46 | Letco Oil & Gas, Inc. | 5 | 5 | 0 | 0 | Jul 3, 2001 | Jan 4, 2008 |
| 47 | Petrus Operating Co., Inc. | 5 | 5 | 0 | 0 | Dec 15, 1983 | Sep 17, 1985 |
| 48 | SM Energy Company | 5 | 5 | 4 | 0 | Feb 16, 2012 | Apr 29, 2014 |
| 49 | Watt Energy, LLC | 4 | 4 | 0 | 2 | Oct 9, 2023 | Nov 13, 2023 |
| 50 | Hall, D. Corporation | 4 | 4 | 0 | 1 | May 28, 1998 | May 28, 1998 |
| 51 | Dome Drilling Co. | 4 | 4 | 0 | 0 | Nov 4, 1982 | Nov 4, 1982 |
| 52 | Norkris Petroleum, Inc. | 4 | 4 | 0 | 0 | Apr 4, 1984 | May 18, 1984 |
| 53 | Quest Oil Co. | 4 | 4 | 0 | 0 | Jul 18, 1979 | Sep 24, 1979 |
| 54 | Retamco, Inc | 4 | 4 | 0 | 0 | Jul 18, 1980 | Oct 15, 1981 |
| 55 | Stellar Exploration & Prod. Inc. | 4 | 4 | 0 | 0 | Oct 10, 2006 | Jun 6, 2008 |
| 56 | Union Pacific Austin Chalk Co. | 4 | 4 | 4 | 0 | Jan 3, 1996 | Jun 5, 1997 |
| 57 | Venquest Resources, Inc. | 4 | 4 | 0 | 0 | Apr 16, 1981 | Sep 21, 1981 |
| 58 | Wildfire Energy Operating LLC | 3 | 3 | 3 | 28 | Oct 25, 2023 | Oct 26, 2023 |
| 59 | Co-Kal Oil Company | 3 | 3 | 0 | 20 | Jul 28, 1977 | Oct 14, 1988 |
| 60 | Verdun Oil & Gas LLC | 3 | 3 | 3 | 7 | Sep 30, 2018 | Aug 31, 2022 |
| 61 | Benchmark Land & Exploration Inc | 3 | 3 | 0 | 1 | Apr 24, 1991 | Oct 18, 1991 |
| 62 | Westpark Petroleum, Inc. | 3 | 3 | 3 | 1 | Jan 3, 1995 | Sep 18, 1996 |
| 63 | Zonergy, Inc. | 3 | 3 | 0 | 1 | Aug 9, 1979 | Oct 29, 1980 |
| 64 | B.W.O.C., Inc. | 3 | 3 | 3 | 0 | Jun 18, 2002 | Mar 24, 2004 |
| 65 | Crawford Energy Operating Co | 3 | 3 | 2 | 0 | Apr 11, 2001 | Jun 17, 2008 |
| 66 | Crimson Energy Company, LC | 3 | 3 | 3 | 0 | Jun 25, 1993 | Nov 12, 2002 |
| 67 | EOG Resources, Inc. | 3 | 3 | 2 | 0 | Jun 26, 2001 | Oct 9, 2001 |
| 68 | Houston, W. S. Oil & Gas, Inc. | 3 | 3 | 1 | 0 | Apr 3, 1985 | Oct 30, 1995 |
| 69 | JJP Oil Corporation | 3 | 3 | 0 | 0 | Jul 8, 1980 | Aug 4, 1980 |
| 70 | K-N Operating Corp. | 3 | 3 | 0 | 0 | Dec 9, 1983 | Jul 2, 1984 |
| 71 | Seminole Pipeline Company | 3 | 3 | 0 | 0 | Mar 19, 1981 | Apr 27, 1981 |
| 72 | U. S. Resources, Inc. | 3 | 3 | 0 | 0 | Jun 29, 1979 | Nov 12, 1979 |
| 73 | United Oil & Minerals, Inc. | 2 | 2 | 1 | 7 | Apr 14, 1986 | Dec 18, 1992 |
| 74 | Seneca Resources Corp. | 2 | 2 | 2 | 4 | Oct 25, 1995 | Dec 14, 1995 |
| 75 | BBL Oil & Gas Company | 2 | 2 | 0 | 2 | Sep 7, 1984 | Feb 27, 1987 |
| 76 | Adobe Oil & Gas Corp. | 2 | 2 | 0 | 1 | Oct 9, 1981 | Aug 17, 1983 |
| 77 | Cypress Energy Development Co | 2 | 2 | 0 | 1 | Nov 18, 1980 | Mar 30, 1983 |
| 78 | Great West Energy & Expl., Inc. | 2 | 2 | 2 | 1 | Feb 4, 1993 | Jun 14, 1996 |
| 79 | Majestic Petroleum Corporation | 2 | 2 | 2 | 1 | Dec 22, 1988 | Apr 7, 1989 |
| 80 | Trilex Exploration Company | 2 | 2 | 0 | 1 | Aug 4, 1981 | Dec 30, 1983 |
| 81 | Zapata Exploration Co-Onshore | 2 | 2 | 0 | 1 | Apr 8, 1985 | May 10, 1985 |
| 82 | Abraxas Petroleum Corp. | 2 | 2 | 0 | 0 | Dec 22, 1983 | Feb 23, 1984 |
| 83 | Arcturus Operating Company | 2 | 2 | 2 | 0 | Mar 6, 2003 | Mar 21, 2003 |
| 84 | B.E.D. Oil & Gas, Inc. | 2 | 2 | 0 | 0 | Jul 15, 1981 | Jun 3, 1983 |
| 85 | Benson Mineral Group, Inc. | 2 | 2 | 0 | 0 | Oct 19, 1989 | Feb 5, 1990 |
| 86 | Blocker Exploration Co. | 2 | 2 | 0 | 0 | Jul 31, 1980 | Feb 12, 1981 |
| 87 | Bradco Oil & Gas Co. | 2 | 2 | 0 | 0 | Sep 14, 1977 | Sep 21, 1977 |
| 88 | Chapman Oil | 2 | 2 | 0 | 0 | Jul 22, 1980 | Aug 24, 1981 |
| 89 | Cooke & Cooke, Inc. | 2 | 2 | 0 | 0 | Sep 17, 1979 | Jan 14, 1980 |
| 90 | Delta Drilling Co. | 2 | 2 | 0 | 0 | Jul 27, 1982 | Jul 8, 1983 |
| 91 | Doilco Exploration, Inc. | 2 | 2 | 0 | 0 | Aug 6, 1984 | Mar 27, 1986 |
| 92 | Dominion Minerals Corporation | 2 | 2 | 0 | 0 | Oct 15, 1990 | Oct 23, 1992 |
| 93 | Dyson Energy Operating, LLC | 2 | 2 | 2 | 0 | Apr 13, 2017 | Dec 21, 2017 |
| 94 | Emerald Operating Company, Inc. | 2 | 2 | 2 | 0 | Jul 27, 2001 | Mar 7, 2002 |
| 95 | Energy Resource Management, Inc. | 2 | 2 | 0 | 0 | Mar 7, 1989 | Mar 30, 1995 |
| 96 | Exxon Corp. | 2 | 2 | 2 | 0 | May 15, 1995 | Dec 1, 1995 |
| 97 | General Prod. Corp. | 2 | 2 | 0 | 0 | Nov 30, 1981 | Feb 10, 1982 |
| 98 | Gose, Steve | 2 | 2 | 0 | 0 | Jul 7, 1980 | Nov 18, 1980 |
| 99 | Grand Operating, Inc. | 2 | 2 | 2 | 0 | Feb 8, 2000 | May 17, 2000 |
| 100 | JHP Operating, LLC | 2 | 2 | 2 | 0 | Jul 5, 2005 | Sep 26, 2005 |
| 101 | Key Operating & Equipment, Inc. | 2 | 2 | 0 | 0 | Mar 30, 2006 | Mar 30, 2006 |
| 102 | Leexus Oil & Gas L.L.P. | 2 | 2 | 1 | 0 | Apr 4, 1996 | Sep 7, 2001 |
| 103 | Magnum Producing, LP | 2 | 2 | 0 | 0 | Apr 9, 2010 | May 4, 2010 |
| 104 | Menard Energy Corp. | 2 | 2 | 2 | 0 | Sep 27, 1993 | Nov 4, 1993 |
| 105 | Penn Resources, Inc. | 2 | 2 | 0 | 0 | Jun 16, 1981 | Dec 18, 1981 |
| 106 | Permian Brine Sales, Inc. | 2 | 2 | 0 | 0 | Jul 23, 1990 | Nov 8, 1990 |
| 107 | Reserve Production, Inc. | 2 | 2 | 2 | 0 | Jun 25, 1993 | Jun 25, 1993 |
| 108 | Strand Energy, L.C. | 2 | 2 | 0 | 0 | Mar 28, 2002 | Aug 28, 2002 |
| 109 | Sun Expl. & Prod. Co.-Houston | 2 | 2 | 0 | 0 | Oct 22, 1981 | Oct 22, 1981 |
| 110 | Tartan Production Co. | 2 | 2 | 0 | 0 | Oct 18, 1979 | Jan 4, 1980 |
| 111 | Taylor, M. W. Inc. | 2 | 2 | 0 | 0 | Jul 27, 1987 | Sep 14, 1988 |
| 112 | Terry Resources, Inc. | 2 | 2 | 1 | 0 | Jul 12, 1991 | Oct 2, 1991 |
| 113 | Tex-O Petroleum Company | 2 | 2 | 0 | 0 | Dec 31, 1980 | Mar 2, 1981 |
| 114 | Tomcat Exploration, Inc | 2 | 2 | 2 | 0 | Jun 25, 1996 | Aug 28, 1996 |
| 115 | Adams Resources Expl. Corp. | 1 | 1 | 1 | 25 | Sep 7, 2005 | Sep 7, 2005 |
| 116 | Browning Oil Company, Inc. | 1 | 1 | 0 | 5 | Oct 12, 1992 | Oct 12, 1992 |
| 117 | Paleo Oil Company LLC | 1 | 1 | 1 | 5 | May 6, 2022 | May 6, 2022 |
| 118 | Williams, Clayton Energy, Inc. | 1 | 1 | 1 | 4 | Mar 7, 1994 | Mar 7, 1994 |
| 119 | Anderson Producing, Inc | 1 | 1 | 0 | 1 | Nov 19, 1980 | Nov 19, 1980 |
| 120 | Blackbrush O & G, LLC | 1 | 1 | 1 | 1 | Oct 6, 2017 | Oct 6, 2017 |
| 121 | Cashco Oil Company | 1 | 1 | 0 | 1 | Jun 20, 1990 | Jun 20, 1990 |
| 122 | Dirks Petroleum Company | 1 | 1 | 0 | 1 | Jul 2, 2009 | Jul 2, 2009 |
| 123 | Dobos, James D. Corporation | 1 | 1 | 0 | 1 | Aug 8, 1984 | Aug 8, 1984 |
| 124 | Elliott Oil & Gas Operating Co. | 1 | 1 | 0 | 1 | Nov 18, 2004 | Nov 18, 2004 |
| 125 | Garrison Ltd. | 1 | 1 | 1 | 1 | Jun 27, 1997 | Jun 27, 1997 |
| 126 | Gsi Oil & Gas, Inc. | 1 | 1 | 0 | 1 | Oct 4, 1990 | Oct 4, 1990 |
| 127 | Mescalero Energy, Inc. | 1 | 1 | 1 | 1 | Jun 2, 1994 | Jun 2, 1994 |
| 128 | Pharaoh & Associates, Inc. | 1 | 1 | 0 | 1 | Nov 6, 1981 | Nov 6, 1981 |
| 129 | Saber Petroleum Corp. | 1 | 1 | 0 | 1 | Apr 11, 1979 | Apr 11, 1979 |
| 130 | Salty Dog Service Company, LLC | 1 | 1 | 0 | 1 | May 27, 2025 | May 27, 2025 |
| 131 | Santana Energy Services, LLC | 1 | 1 | 1 | 1 | Jan 23, 2009 | Jan 23, 2009 |
| 132 | Sun Expl. & Prod. Co.-Corpus | 1 | 1 | 0 | 1 | Aug 9, 1983 | Aug 9, 1983 |
| 133 | Trostle, M. E. Inc. | 1 | 1 | 0 | 1 | Aug 11, 1988 | Aug 11, 1988 |
| 134 | Abel Oil & Exploration Inc. | 1 | 1 | 0 | 0 | Mar 2, 2012 | Mar 2, 2012 |
| 135 | Adair & Ballinger Petrol Conslts | 1 | 1 | 0 | 0 | Oct 13, 1986 | Oct 13, 1986 |
| 136 | American Nat. Gas Prod. Co. | 1 | 1 | 0 | 0 | Aug 10, 1978 | Aug 10, 1978 |
| 137 | American Worldwide Petr. Corp. | 1 | 1 | 0 | 0 | Jan 14, 1985 | Jan 14, 1985 |
| 138 | Anadarko Austin Chalk Company | 1 | 1 | 1 | 0 | Aug 6, 2004 | Aug 6, 2004 |
| 139 | Arrow Exploration Company | 1 | 1 | 1 | 0 | Aug 5, 1996 | Aug 5, 1996 |
| 140 | Bar M Petroleum Co., Inc. | 1 | 1 | 0 | 0 | Nov 25, 1981 | Nov 25, 1981 |
| 141 | Black Creek Exploration, Inc. | 1 | 1 | 0 | 0 | Jan 22, 2002 | Jan 22, 2002 |
| 142 | Brittany Drilling Co. | 1 | 1 | 0 | 0 | May 29, 1987 | May 29, 1987 |
| 143 | Cag Petroleum Corp. | 1 | 1 | 0 | 0 | Aug 13, 1981 | Aug 13, 1981 |
| 144 | Cantro Exploration, Inc. | 1 | 1 | 1 | 0 | Aug 4, 1997 | Aug 4, 1997 |
| 145 | Cenergy Exploration Company | 1 | 1 | 0 | 0 | Jul 2, 1982 | Jul 2, 1982 |
| 146 | Central Plains Oil and Gas Corp. | 1 | 1 | 0 | 0 | Feb 4, 1983 | Feb 4, 1983 |
| 147 | Central Texas Petroleum, Inc. | 1 | 1 | 0 | 0 | Jun 23, 1981 | Jun 23, 1981 |
| 148 | Champlin Petroleum Co. | 1 | 1 | 0 | 0 | Apr 9, 1987 | Apr 9, 1987 |
| 149 | Chmelar, Eugene Oil & Gas, Inc. | 1 | 1 | 0 | 0 | May 15, 1985 | May 15, 1985 |
| 150 | Clark Expl. & Prod., Co., Inc. | 1 | 1 | 0 | 0 | Jul 1, 1983 | Jul 1, 1983 |
| 151 | Coloma Petroleum, Inc. | 1 | 1 | 0 | 0 | Nov 20, 1981 | Nov 20, 1981 |
| 152 | Davidson, Jake, Inc. | 1 | 1 | 0 | 0 | Jan 10, 1990 | Jan 10, 1990 |
| 153 | Deltaus Corporation | 1 | 1 | 0 | 0 | Jan 21, 1985 | Jan 21, 1985 |
| 154 | Driver Investments, Inc. | 1 | 1 | 0 | 0 | Dec 7, 1983 | Dec 7, 1983 |
| 155 | Eagle Valley Development LLC | 1 | 1 | 1 | 0 | Apr 16, 2019 | Apr 16, 2019 |
| 156 | Elliott Oil & Gas Company | 1 | 1 | 0 | 0 | Jul 30, 2002 | Jul 30, 2002 |
| 157 | Ferguson, Ted R.,inc. | 1 | 1 | 1 | 0 | Oct 23, 1989 | Oct 23, 1989 |
| 158 | F.M.C. Operating, Inc. | 1 | 1 | 1 | 0 | May 9, 1995 | May 9, 1995 |
| 159 | Goldsmith, J. Paul | 1 | 1 | 0 | 0 | Oct 18, 1983 | Oct 18, 1983 |
| 160 | Heartland Resources, Inc. | 1 | 1 | 0 | 0 | Mar 1, 1996 | Mar 1, 1996 |
| 161 | Herd Producing Company, Inc. | 1 | 1 | 0 | 0 | Jun 17, 1980 | Jun 17, 1980 |
| 162 | Hill Prod.co.-SMK Petroleum Corp | 1 | 1 | 0 | 0 | Apr 4, 1983 | Apr 4, 1983 |
| 163 | Hunt Oil Company | 1 | 1 | 0 | 0 | May 28, 1992 | May 28, 1992 |
| 164 | Irish Petroleum Expl., Inc. | 1 | 1 | 0 | 0 | Jun 18, 1984 | Jun 18, 1984 |
| 165 | Jenex Petroleum Corporation | 1 | 1 | 0 | 0 | Nov 16, 2007 | Nov 16, 2007 |
| 166 | Lowmar Exploration Company | 1 | 1 | 0 | 0 | Feb 22, 1988 | Feb 22, 1988 |
| 167 | Luck Petroleum Corporation | 1 | 1 | 0 | 0 | Nov 24, 1981 | Nov 24, 1981 |
| 168 | McCormick Operating Company | 1 | 1 | 0 | 0 | May 20, 1981 | May 20, 1981 |
| 169 | Meridian Key, LLC. | 1 | 1 | 1 | 0 | May 30, 2003 | May 30, 2003 |
| 170 | Monterrey Petroleum Corp. | 1 | 1 | 0 | 0 | Aug 31, 1981 | Aug 31, 1981 |
| 171 | Nel-Rob Energy | 1 | 1 | 0 | 0 | Feb 12, 1982 | Feb 12, 1982 |
| 172 | North Star Exploration Co. (I) | 1 | 1 | 0 | 0 | Jul 22, 1985 | Jul 22, 1985 |
| 173 | Oversea Oil Co. | 1 | 1 | 0 | 0 | Aug 22, 1988 | Aug 22, 1988 |
| 174 | Pathfinder Mines Corp. | 1 | 1 | 0 | 0 | May 15, 1979 | May 15, 1979 |
| 175 | Pcu, Inc. of Texas | 1 | 1 | 0 | 0 | Oct 8, 1981 | Oct 8, 1981 |
| 176 | Pennzoil Producing Co. | 1 | 1 | 0 | 0 | Jan 25, 1978 | Jan 25, 1978 |
| 177 | Petrochalk Corporation | 1 | 1 | 0 | 0 | Jan 24, 1985 | Jan 24, 1985 |
| 178 | Ranger Oil Company | 1 | 1 | 0 | 0 | Sep 28, 1978 | Sep 28, 1978 |
| 179 | Reliance Energy & Minerals Corp. | 1 | 1 | 0 | 0 | Apr 13, 1982 | Apr 13, 1982 |
| 180 | Robbins, Bill Drilling Company | 1 | 1 | 0 | 0 | Apr 27, 1981 | Apr 27, 1981 |
| 181 | Samedan Oil Corporation | 1 | 1 | 0 | 0 | Feb 23, 1989 | Feb 23, 1989 |
| 182 | Sanders, Larry E. Trustee | 1 | 1 | 1 | 0 | May 25, 1994 | May 25, 1994 |
| 183 | Sanhall Corporation | 1 | 1 | 0 | 0 | Aug 1, 1991 | Aug 1, 1991 |
| 184 | Showdown Operating, Inc. | 1 | 1 | 0 | 0 | Nov 9, 1994 | Nov 9, 1994 |
| 185 | Snyder Oil Corporation | 1 | 1 | 0 | 0 | Sep 11, 1984 | Sep 11, 1984 |
| 186 | Sundown Energy LP | 1 | 1 | 0 | 0 | Nov 14, 2007 | Nov 14, 2007 |
| 187 | SWD, Inc. | 1 | 1 | 0 | 0 | Jul 2, 1985 | Jul 2, 1985 |
| 188 | Swift Energy Company | 1 | 1 | 0 | 0 | Sep 21, 2000 | Sep 21, 2000 |
| 189 | Swope Corp. | 1 | 1 | 0 | 0 | Aug 20, 1991 | Aug 20, 1991 |
| 190 | Talon Development Company | 1 | 1 | 0 | 0 | Feb 26, 2004 | Feb 26, 2004 |
| 191 | Texas General Petr. Corp. | 1 | 1 | 0 | 0 | Dec 8, 1981 | Dec 8, 1981 |
| 192 | Traverse Oil Company | 1 | 1 | 0 | 0 | Oct 27, 1981 | Oct 27, 1981 |
| 193 | Tres Operating Co., LLC | 1 | 1 | 0 | 0 | Nov 23, 2005 | Nov 23, 2005 |
| 194 | Ultra Oil & Gas, Inc. | 1 | 1 | 0 | 0 | Aug 21, 2007 | Aug 21, 2007 |
| 195 | Usfg Oil & Gas, Inc. | 1 | 1 | 1 | 0 | Apr 5, 1993 | Apr 5, 1993 |
| 196 | Vetra E & P LLC | 1 | 1 | 0 | 0 | Nov 30, 2009 | Nov 30, 2009 |
| 197 | Williams, Clayton W., Jr., Inc. | 1 | 1 | 0 | 0 | Oct 18, 1989 | Oct 18, 1989 |
| 198 | Winn Exploration Co., Inc. | 1 | 1 | 0 | 0 | Sep 29, 2014 | Sep 29, 2014 |
| 199 | Wynn, R. C. | 1 | 1 | 0 | 0 | Aug 23, 1985 | Aug 23, 1985 |
| 200 | Young, John H., Inc. | 1 | 1 | 0 | 0 | Jul 21, 1997 | Jul 21, 1997 |
| 201 | Zapata Exploration Co. Onshore | — | 0 | 0 | 67 | — | — |
| 202 | Redbud E & P Inc. | — | 0 | 0 | 33 | — | — |
| 203 | Vega Operating Company | — | 0 | 0 | 8 | — | — |
| 204 | Crawford Hughes Operating Co. | — | 0 | 0 | 7 | — | — |
| 205 | Douglas Petroleum Inc. | — | 0 | 0 | 7 | — | — |
| 206 | Moore Petroleum Service Inc. | — | 0 | 0 | 6 | — | — |
| 207 | All Around Distribution Inc. | — | 0 | 0 | 4 | — | — |
| 208 | Conklin & Nicholas | — | 0 | 0 | 4 | — | — |
| 209 | Ginn Weida W. | — | 0 | 0 | 4 | — | — |
| 210 | Lynco Oilfield Equipment Inc. | — | 0 | 0 | 4 | — | — |
| 211 | Southwest Resources Inc. | — | 0 | 0 | 4 | — | — |
| 212 | Velocity Oil and Gas LLC | — | 0 | 0 | 4 | — | — |
| 213 | E P C Oil & Gas Inc. | — | 0 | 0 | 3 | — | — |
| 214 | Mineral Technologies Inc. | — | 0 | 0 | 3 | — | — |
| 215 | North Lake Resources LLC | — | 0 | 0 | 3 | — | — |
| 216 | Pan American Petroleum Corp. | — | 0 | 0 | 3 | — | — |
| 217 | D.J. Oilfield Salvage Inc. | — | 0 | 0 | 2 | — | — |
| 218 | Gemarmi Inc. | — | 0 | 0 | 2 | — | — |
| 219 | Ineos USA Oil & Gas LLC | — | 0 | 0 | 2 | — | — |
| 220 | Mark-O Energy Inc. | — | 0 | 0 | 2 | — | — |
| 221 | McDaniel Company Inc. The | — | 0 | 0 | 2 | — | — |
| 222 | Ogden Resources Corporation | — | 0 | 0 | 2 | — | — |
| 223 | Osr Oil & Gas Company | — | 0 | 0 | 2 | — | — |
| 224 | Pomykal Verde | — | 0 | 0 | 2 | — | — |
| 225 | Taurus Enterprises Corporation | — | 0 | 0 | 2 | — | — |
| 226 | Tularosa Operating Company | — | 0 | 0 | 2 | — | — |
| 227 | Adair & Ballinger Petro. Inc. | — | 0 | 0 | 1 | — | — |
| 228 | Adobe Resources Corporation | — | 0 | 0 | 1 | — | — |
| 229 | Allied Energy Operating LLC | — | 0 | 0 | 1 | — | — |
| 230 | Al-TX Operating Inc. | — | 0 | 0 | 1 | — | — |
| 231 | Amrwr LLC | — | 0 | 0 | 1 | — | — |
| 232 | Aop Operating Corporation | — | 0 | 0 | 1 | — | — |
| 233 | Ascent Oil & Gas Corp. | — | 0 | 0 | 1 | — | — |
| 234 | BBX Operating L.L.C. | — | 0 | 0 | 1 | — | — |
| 235 | Big J Operating Company | — | 0 | 0 | 1 | — | — |
| 236 | Boyd Mary Helen Gerdes | — | 0 | 0 | 1 | — | — |
| 237 | Chapman Roger Inc. | — | 0 | 0 | 1 | — | — |
| 238 | Coastal Expanse Oil & Gas | — | 0 | 0 | 1 | — | — |
| 239 | Dale Operating Company | — | 0 | 0 | 1 | — | — |
| 240 | Enterprise Products Operatingllc | — | 0 | 0 | 1 | — | — |
| 241 | Exxon Mobil Corporation | — | 0 | 0 | 1 | — | — |
| 242 | F.I.G. Energy LLC | — | 0 | 0 | 1 | — | — |
| 243 | Goldking Prod. Co. | — | 0 | 0 | 1 | — | — |
| 244 | GRC Exploration Inc. | — | 0 | 0 | 1 | — | — |
| 245 | Griswold Management Inc. | — | 0 | 0 | 1 | — | — |
| 246 | Huber Energy L.P. | — | 0 | 0 | 1 | — | — |
| 247 | Iron Ridge Operating LLC | — | 0 | 0 | 1 | — | — |
| 248 | Johnston James J. | — | 0 | 0 | 1 | — | — |
| 249 | Karbuhn Oil Company | — | 0 | 0 | 1 | — | — |
| 250 | Kerr-McGee Corporation | — | 0 | 0 | 1 | — | — |
| 251 | Key Energy Services Inc GCD | — | 0 | 0 | 1 | — | — |
| 252 | Kouatli Aiman M. | — | 0 | 0 | 1 | — | — |
| 253 | Lonestar Pluggers Inc. | — | 0 | 0 | 1 | — | — |
| 254 | Millican Oil Company | — | 0 | 0 | 1 | — | — |
| 255 | M & R Exploration Company | — | 0 | 0 | 1 | — | — |
| 256 | Oklatex Oil & Gas Company | — | 0 | 0 | 1 | — | — |
| 257 | Ows Energy Inc. | — | 0 | 0 | 1 | — | — |
| 258 | Pacer-Atlas Inc. | — | 0 | 0 | 1 | — | — |
| 259 | Parkway Petroleum Inc. | — | 0 | 0 | 1 | — | — |
| 260 | Plantation Oil Company | — | 0 | 0 | 1 | — | — |
| 261 | Range Production Company | — | 0 | 0 | 1 | — | — |
| 262 | Rathburn Land & Devel Inc. | — | 0 | 0 | 1 | — | — |
| 263 | Republic Resources LLC. | — | 0 | 0 | 1 | — | — |
| 264 | Rumble Energy LLC | — | 0 | 0 | 1 | — | — |
| 265 | Sandel Operating Company | — | 0 | 0 | 1 | — | — |
| 266 | Tartan Oil & Gas | — | 0 | 0 | 1 | — | — |
| 267 | Travis Oil Co. | — | 0 | 0 | 1 | — | — |
267 OPERATORS · WINDOW ON THE RRC ISSUE DATE