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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Abraxas Petroleum Corp. | North Dakota | 0 BBLs | 0 MCF | Nov 1980 - Jul 2026 |
| Burnett Energy Inc. | North Dakota | 1,097 BBLs | 82 MCF | Jul 2002 - Jul 2026 |
| Chaco Energy Company | North Dakota | 641 BBLs | 0 MCF | Jun 2022 - Jul 2026 |
| Citation Oil & Gas Corp. | North Dakota | 12,855 BBLs | 7,622 MCF | Oct 1996 - Jul 2026 |
| Cobra Oil & Gas Corporation | North Dakota | 81,675 BBLs | 38,837 MCF | Dec 2015 - Jul 2026 |
| Continental Resources, Inc. | North Dakota | 4,302,306 BBLs | 18,927,581 MCF | Sep 1978 - Jul 2026 |
| Devon Energy Williston, L.L.C. | North Dakota | 2,695,127 BBLs | 12,256,246 MCF | Sep 2025 - Jul 2026 |
| Enerplus Resources USA Corporation | North Dakota | 1,851,730 BBLs | 4,254,402 MCF | Mar 2006 - Jul 2026 |
| Gadeco, LLC | North Dakota | 1,941 BBLs | 4,051 MCF | Jul 2012 - Jul 2026 |
| Galaxy Oil | North Dakota | 20 BBLs | 10 MCF | Feb 2007 - Jul 2026 |
| Hess Bakken Investments II, LLC | North Dakota | 2,596,791 BBLs | 11,923,421 MCF | Jan 2014 - Jul 2026 |
| Hunt Oil Company | North Dakota | 630,784 BBLs | 597,292 MCF | Aug 1956 - Jul 2026 |
| Koda Resources Operating, LLC | North Dakota | 285,050 BBLs | 412,292 MCF | Sep 2019 - Jul 2026 |
| Kraken Operating, LLC | North Dakota | 990,026 BBLs | 2,324,069 MCF | Sep 2016 - Jul 2026 |
| Liberty Resources Management Company, LLC | North Dakota | 1,719 BBLs | 860 MCF | Jun 2014 - Jun 2026 |
| Mercury Resources LLC | North Dakota | 11,235 BBLs | 27,305 MCF | Dec 2018 - Jul 2026 |
| Murex Petroleum Corporation | North Dakota | 157,385 BBLs | 441,196 MCF | Apr 2001 - Jul 2026 |
| Neptune Operating LLC | North Dakota | 509,427 BBLs | 1,447,253 MCF | Jan 2023 - Jul 2026 |
| Oasis Petroleum North America LLC | North Dakota | 1,994,085 BBLs | 6,067,649 MCF | May 2007 - Jul 2026 |
| Paul Rankin Inc. | North Dakota | 1,670 BBLs | 64 MCF | May 2002 - Jul 2026 |
| Petro-Hunt, L.L.C. | North Dakota | 1,186,461 BBLs | 3,875,576 MCF | Feb 1983 - Jul 2026 |
| Phoenix Operating LLC | North Dakota | 812,423 BBLs | 1,222,932 MCF | Jan 2024 - Jul 2026 |
| Phoenix Petroleum, LLC | North Dakota | 6,046 BBLs | 4,487 MCF | Jul 2019 - Jul 2026 |
| Prima Exploration, Inc. | North Dakota | 18,032 BBLs | 23,447 MCF | Feb 2001 - Jul 2026 |
| Proven Petroleum, Inc. | North Dakota | 1,648 BBLs | 224 MCF | Apr 2013 - Jul 2026 |
| Rim Operating, Inc. | North Dakota | 12,007 BBLs | 5,735 MCF | Feb 2011 - Jul 2026 |
| Scout Energy Management LLC | North Dakota | 68,942 BBLs | 27,047 MCF | Nov 2016 - Jul 2026 |
| Silver Hill Energy Operating, LLC | North Dakota | 376,182 BBLs | 798,290 MCF | Jul 2024 - Jul 2026 |
| Slawson Exploration Company, Inc. | North Dakota | 1,134,366 BBLs | 2,382,980 MCF | Jun 1989 - Jul 2026 |
| Springline Operating LLC | North Dakota | 11,105 BBLs | 5,550 MCF | Feb 2026 - Jul 2026 |
| Stearns Oil Company LLC | North Dakota | 1,497 BBLs | 459 MCF | Nov 2021 - Jul 2026 |
| Swanson Oil & Gas LLC | North Dakota | 3,395 BBLs | 7,858 MCF | Dec 2025 - Jul 2026 |
| White Rock Oil & Gas, LLC | North Dakota | 78,877 BBLs | 73,718 MCF | Sep 2015 - Jul 2026 |
| Whiting Oil And Gas Corporation | North Dakota | 1,360,191 BBLs | 5,854,841 MCF | Jun 2002 - Jul 2026 |
| XTO Energy Inc | North Dakota | 2,380,930 BBLs | 6,474,085 MCF | Jun 2007 - Jul 2026 |
| Zavanna Energy Operating, LLC | North Dakota | 234,186 BBLs | 1,108,107 MCF | Apr 2025 - Jul 2026 |