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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Abraxas Petroleum Corp. | North Dakota | 792 BBLs | 0 MCF | Nov 1980 - Oct 2025 |
| Burnett Energy Inc. | North Dakota | 688 BBLs | 50 MCF | Jul 2002 - Oct 2025 |
| Chaco Energy Company | North Dakota | 348 BBLs | 0 MCF | Jun 2022 - Oct 2025 |
| Citation Oil & Gas Corp. | North Dakota | 14,380 BBLs | 7,882 MCF | Oct 1996 - Oct 2025 |
| Cobra Oil & Gas Corporation | North Dakota | 88,319 BBLs | 39,332 MCF | Dec 2015 - Oct 2025 |
| Continental Resources, Inc. | North Dakota | 6,075,182 BBLs | 21,195,698 MCF | Sep 1978 - Oct 2025 |
| Devon Energy Williston, L.L.C | North Dakota | 3,425,567 BBLs | 14,399,204 MCF | Sep 2025 - Oct 2025 |
| Enerplus Resources USA Corporation | North Dakota | 1,701,799 BBLs | 3,779,611 MCF | Mar 2006 - Oct 2025 |
| Gadeco, LLC | North Dakota | 2,383 BBLs | 5,876 MCF | Jul 2012 - Oct 2025 |
| Galaxy Oil | North Dakota | 32 BBLs | 16 MCF | Feb 2007 - Oct 2025 |
| Hess Bakken Investments II, LLC | North Dakota | 3,009,107 BBLs | 13,530,388 MCF | Jan 2014 - Oct 2025 |
| Hunt Oil Company | North Dakota | 451,559 BBLs | 383,600 MCF | Aug 1956 - Oct 2025 |
| Koda Resources Operating, LLC | North Dakota | 278,373 BBLs | 359,717 MCF | Sep 2019 - Oct 2025 |
| Kraken Operating, LLC | North Dakota | 1,108,673 BBLs | 2,482,051 MCF | Sep 2016 - Oct 2025 |
| Liberty Resources Management Company, LLC | North Dakota | 2,555 BBLs | 1,277 MCF | Jun 2014 - Oct 2025 |
| Mercury Resources LLC | North Dakota | 9,547 BBLs | 0 MCF | Dec 2018 - Oct 2025 |
| Murex Petroleum Corporation | North Dakota | 187,995 BBLs | 535,470 MCF | Apr 2001 - Oct 2025 |
| Neptune Operating LLC | North Dakota | 736,774 BBLs | 1,829,558 MCF | Jan 2023 - Oct 2025 |
| Oasis Petroleum North America LLC | North Dakota | 2,638,749 BBLs | 7,210,472 MCF | May 2007 - Oct 2025 |
| Paul Rankin Inc. | North Dakota | 1,204 BBLs | 52 MCF | May 2002 - Oct 2025 |
| Petro-Hunt, L.L.C. | North Dakota | 1,004,621 BBLs | 2,855,321 MCF | Feb 1983 - Oct 2025 |
| Phoenix Operating LLC | North Dakota | 437,631 BBLs | 808,325 MCF | Jan 2024 - Oct 2025 |
| Phoenix Petroleum, LLC | North Dakota | 6,563 BBLs | 4,381 MCF | Jul 2019 - Oct 2025 |
| Prima Exploration, Inc. | North Dakota | 29,597 BBLs | 31,311 MCF | Feb 2001 - Oct 2025 |
| Proven Petroleum, Inc. | North Dakota | 2,207 BBLs | 1,143 MCF | Apr 2013 - Oct 2025 |
| Rim Operating, Inc. | North Dakota | 13,741 BBLs | 7,498 MCF | Feb 2011 - Oct 2025 |
| Samson Oil And Gas USA, Inc | North Dakota | 11,796 BBLs | 5,673 MCF | Sep 2013 - Oct 2025 |
| Scout Energy Management LLC | North Dakota | 86,524 BBLs | 31,120 MCF | May 2016 - Oct 2025 |
| Silver Hill Energy Operating, LLC | North Dakota | 447,239 BBLs | 942,892 MCF | Jul 2024 - Oct 2025 |
| Slawson Exploration Company, Inc. | North Dakota | 1,095,835 BBLs | 2,036,170 MCF | Jun 1989 - Oct 2025 |
| Stearns Oil Company LLC | North Dakota | 2,904 BBLs | 1,030 MCF | Nov 2021 - Oct 2025 |
| Stephens Williston, LLC Dba Seg Williston, LLC | North Dakota | 40,426 BBLs | 37,146 MCF | Jun 2022 - Oct 2025 |
| White Rock Oil & Gas, LLC | North Dakota | 87,430 BBLs | 80,050 MCF | Sep 2015 - Oct 2025 |
| Whiting Oil And Gas Corporation | North Dakota | 1,472,703 BBLs | 6,427,217 MCF | Jun 2002 - Oct 2025 |
| XTO Energy Inc | North Dakota | 1,471,752 BBLs | 5,422,192 MCF | Jun 2007 - Oct 2025 |
| Zavanna, LLC | North Dakota | 344,523 BBLs | 937,597 MCF | Apr 2007 - Oct 2025 |