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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Bow Petroleum, Inc. Of Colorado | North Dakota | 171 BBLs | 0 MCF | Jul 2002 - Jul 2025 |
| Continental Resources, Inc. | North Dakota | 6,163,606 BBLs | 20,221,824 MCF | Sep 1978 - Jul 2025 |
| EOG Resources, Inc. | North Dakota | 664,154 BBLs | 1,684,128 MCF | Apr 2001 - Jul 2025 |
| Foundation Energy Management, LLC | North Dakota | 42,771 BBLs | 65,845 MCF | Jun 2016 - Jul 2025 |
| Grayson Mill Operating, LLC | North Dakota | 2,093,683 BBLs | 9,843,034 MCF | Nov 2021 - Jul 2025 |
| Hess Bakken Investments II, LLC | North Dakota | 2,873,495 BBLs | 12,569,296 MCF | Jan 2014 - Jul 2025 |
| Hunt Oil Company | North Dakota | 506,314 BBLs | 463,184 MCF | Aug 1956 - Jul 2025 |
| Jettison, Inc. | North Dakota | 967 BBLs | 1,205 MCF | Jul 2002 - Aug 2025 |
| Lime Rock Resources III-A, L.P. | North Dakota | 250,388 BBLs | 344,520 MCF | Mar 2015 - Jul 2025 |
| Marathon Oil Company | North Dakota | 2,067,980 BBLs | 5,308,567 MCF | Jul 1979 - Jul 2025 |
| Missouri River Royalty Corporation | North Dakota | 451 BBLs | 53 MCF | Jun 1997 - Jul 2025 |
| Murex Petroleum Corporation | North Dakota | 260,239 BBLs | 575,749 MCF | Apr 2001 - Jul 2025 |
| Oasis Petroleum North America LLC | North Dakota | 2,678,913 BBLs | 7,411,369 MCF | May 2007 - Jul 2025 |
| Petro-Hunt, L.L.C. | North Dakota | 846,564 BBLs | 2,832,496 MCF | Feb 1983 - Jul 2025 |
| Petrogulf Corporation | North Dakota | 5,724 BBLs | 18,465 MCF | Dec 2013 - Jul 2025 |
| Phoenix Operating LLC | North Dakota | 361,622 BBLs | 623,527 MCF | Jan 2024 - Jul 2025 |
| Proven Petroleum, Inc. | North Dakota | 2,056 BBLs | 737 MCF | Apr 2013 - Jul 2025 |
| Silver Hill Energy Operating, LLC | North Dakota | 368,237 BBLs | 868,267 MCF | Jul 2024 - Jul 2025 |
| Slawson Exploration Company, Inc. | North Dakota | 844,313 BBLs | 1,702,402 MCF | Jun 1989 - Jul 2025 |
| Sogc, Inc. | North Dakota | 235,466 BBLs | 688,758 MCF | Dec 2022 - Jul 2025 |
| Stephens Williston, LLC Dba Seg Williston, LLC | North Dakota | 49,595 BBLs | 49,230 MCF | Jun 2022 - Jul 2025 |
| White Butte Oil Operations, LLC | North Dakota | 7,801 BBLs | 35,933 MCF | Apr 2015 - Jul 2025 |
| Whiting Oil And Gas Corporation | North Dakota | 1,586,981 BBLs | 7,284,091 MCF | Jun 2002 - Jul 2025 |
| WPX Energy Williston, LLC | North Dakota | 1,181,448 BBLs | 4,138,223 MCF | Apr 2011 - Jul 2025 |
| XTO Energy Inc | North Dakota | 1,552,521 BBLs | 5,620,081 MCF | Jun 2007 - Jul 2025 |