Search for Niobrara County, WY oil and gas operators by operator name or browse by county to find the operator you're looking for. Find wells by operator, the oil and gas produced by county per operator, and recent drilling permits filed by Niobrara County, WY operators.
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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| 1876 Resources LLC | Wyoming | 241,827 BBLs | 436,582 MCF | Nov 2021 - Oct 2025 |
| Arena Resources LLC | Wyoming | 17,242 BBLs | 21,627 MCF | Aug 2023 - Sep 2025 |
| Breitburn Operating L.P. | Wyoming | 40,794 BBLs | 357,169 MCF | Jul 2011 - Sep 2025 |
| Buck Creek Freight Inc | Wyoming | 0 BBLs | 0 MCF | Oct 1995 - Oct 2025 |
| Bullock A O | Wyoming | 145 BBLs | 0 MCF | Jan 1986 - Sep 2025 |
| Castle Rock Oil LLC | Wyoming | 125 BBLs | 0 MCF | Apr 2024 - Oct 2025 |
| Century Oil And Gas LLC | Wyoming | 2,378 BBLs | 12,295 MCF | Dec 2018 - Oct 2025 |
| Chipcore LLC | Wyoming | 7,538 BBLs | 1,111 MCF | Sep 2012 - Oct 2025 |
| Darrah John Jay Jr | Wyoming | 0 BBLs | 0 MCF | Oct 1999 - Sep 2025 |
| DNR Oil & Gas Inc | Wyoming | 938 BBLs | 1,728 MCF | Jul 1989 - Oct 2025 |
| Ellwood Exploration LLC | Wyoming | 0 BBLs | 0 MCF | Sep 2011 - Oct 2025 |
| Finley Resources Inc | Wyoming | 3,685 BBLs | 0 MCF | Jul 2001 - Oct 2025 |
| Hadley/Jackson Energy LLC | Wyoming | 1,302 BBLs | 0 MCF | Nov 2019 - Oct 2025 |
| Joemar Wyoming Operating LLC | Wyoming | 2,741 BBLs | 2,705 MCF | Dec 2023 - Sep 2025 |
| JP Oil Wyoming LLC | Wyoming | 3,331 BBLs | 9,836 MCF | Jan 1993 - Oct 2025 |
| Krejci Harry L | Wyoming | 125 BBLs | 20 MCF | Nov 1989 - Sep 2025 |
| M & K Oil Company LLC | Wyoming | 24,656 BBLs | 75,133 MCF | Jan 1978 - Oct 2025 |
| Millennium Oil & Gas LLC | Wyoming | 0 BBLs | 0 MCF | Jan 1999 - Oct 2025 |
| Murphy Sheldon L & Loretta | Wyoming | 60 BBLs | 0 MCF | Jan 1986 - Oct 2025 |
| O'Brien Energy Resources Corporation | Wyoming | 551 BBLs | 0 MCF | Feb 2002 - Oct 2025 |
| Remuda Energy Development LLC | Wyoming | 0 BBLs | 8,095 MCF | Nov 2004 - Sep 2025 |
| Skull Creek A LLC | Wyoming | 0 BBLs | 0 MCF | Jan 1992 - Nov 2025 |
| Sooner Operating Co Inc | Wyoming | 237 BBLs | 0 MCF | Jun 2007 - Oct 2025 |
| Sunshine Valley Petroleum | Wyoming | 6,896 BBLs | 35,239 MCF | Jan 1982 - Oct 2025 |