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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Bow Petroleum, Inc. Of Colorado | North Dakota | 152 BBLs | 0 MCF | Jul 2002 - Sep 2025 |
| Continental Resources, Inc. | North Dakota | 6,038,593 BBLs | 20,439,328 MCF | Sep 1978 - Sep 2025 |
| EOG Resources, Inc. | North Dakota | 697,092 BBLs | 1,628,892 MCF | Apr 2001 - Sep 2025 |
| Foundation Energy Management, LLC | North Dakota | 39,683 BBLs | 65,958 MCF | Jun 2016 - Sep 2025 |
| Grayson Mill Operating, LLC | North Dakota | 1,964,212 BBLs | 9,534,969 MCF | Nov 2021 - Sep 2025 |
| Hess Bakken Investments II, LLC | North Dakota | 2,893,168 BBLs | 12,809,206 MCF | Jan 2014 - Sep 2025 |
| Hunt Oil Company | North Dakota | 442,031 BBLs | 397,318 MCF | Aug 1956 - Sep 2025 |
| Jettison, Inc. | North Dakota | 1,426 BBLs | 1,593 MCF | Jul 2002 - Sep 2025 |
| Lime Rock Resources III-A, L.P. | North Dakota | 242,718 BBLs | 350,616 MCF | Mar 2015 - Sep 2025 |
| Marathon Oil Company | North Dakota | 1,960,982 BBLs | 5,241,420 MCF | Jul 1979 - Sep 2025 |
| Missouri River Royalty Corporation | North Dakota | 309 BBLs | 20 MCF | Jun 1997 - Sep 2025 |
| Murex Petroleum Corporation | North Dakota | 221,980 BBLs | 553,968 MCF | Apr 2001 - Sep 2025 |
| Oasis Petroleum North America LLC | North Dakota | 2,538,187 BBLs | 7,017,351 MCF | May 2007 - Sep 2025 |
| Petro-Hunt, L.L.C. | North Dakota | 877,749 BBLs | 2,735,399 MCF | Feb 1983 - Sep 2025 |
| Petrogulf Corporation | North Dakota | 5,658 BBLs | 19,750 MCF | Dec 2013 - Sep 2025 |
| Phoenix Operating LLC | North Dakota | 316,305 BBLs | 556,277 MCF | Jan 2024 - Sep 2025 |
| Proven Petroleum, Inc. | North Dakota | 1,668 BBLs | 737 MCF | Apr 2013 - Sep 2025 |
| Silver Hill Energy Operating, LLC | North Dakota | 439,965 BBLs | 958,842 MCF | Jul 2024 - Sep 2025 |
| Slawson Exploration Company, Inc. | North Dakota | 861,771 BBLs | 1,746,825 MCF | Jun 1989 - Sep 2025 |
| Sogc, Inc. | North Dakota | 204,915 BBLs | 650,351 MCF | Dec 2022 - Sep 2025 |
| Stephens Williston, LLC Dba Seg Williston, LLC | North Dakota | 39,947 BBLs | 41,476 MCF | Jun 2022 - Sep 2025 |
| White Butte Oil Operations, LLC | North Dakota | 6,893 BBLs | 46,093 MCF | Apr 2015 - Sep 2025 |
| Whiting Oil And Gas Corporation | North Dakota | 1,454,829 BBLs | 6,516,285 MCF | Jun 2002 - Sep 2025 |
| WPX Energy Williston, LLC | North Dakota | 1,069,352 BBLs | 3,836,321 MCF | Apr 2011 - Sep 2025 |
| XTO Energy Inc | North Dakota | 1,434,327 BBLs | 5,239,082 MCF | Jun 2007 - Sep 2025 |