6,709 wells across 229 active operators, with 0 drilling permits filed in the last 24 months.
Refreshed monthly from ECMC well-header records. Data current as of 2026-08-23.
Quick answer: The Niobrara East formation in Colorado has 6,709 wells on record across 229 active operators, with 0 drilling permits filed in the last 24 months (as of 2026-08-23). Its most active operators by well count are Own Resources Operating, Omimex Petroleum, J W Operating Company, Rosewood Resources and Wme Yates LLC. Compiled from Colorado Energy & Carbon Management Commission (ECMC) well-header records, refreshed monthly.
The operators with the most well counts targeting the Niobrara East formation in Colorado:
| # | Operator | Wells in Niobrara East |
|---|---|---|
| 1 | Own Resources Operating | 3,440 |
| 2 | Omimex Petroleum | 477 |
| 3 | J W Operating Company | 270 |
| 4 | Rosewood Resources | 235 |
| 5 | Wme Yates LLC | 212 |
| 6 | Pdc Energy | 141 |
| 7 | Noble Energy | 128 |
| 8 | Berry Petroleum Company | 128 |
| 9 | Samedan Oil | 113 |
| 10 | Rosetta Resources Operating | 79 |
The Colorado counties with the most Niobrara East activity:
Yuma, Phillips, Kit Carson, Sedgwick
The Niobrara East is one of Colorado's active oil and gas plays, with 6,709 wells on file across 229 distinct operators of record. Operators have filed 0 drilling permits targeting the Niobrara East in the last 24 months — a measure of how active the play is right now versus its historical baseline.
For mineral owners with interests in Yuma, Phillips, Kit Carson, Sedgwick, knowing whether your tract sits within an active Niobrara East footprint is a foundational valuation question. Active formations with consistent permit flow command premium pricing; legacy formations with steady but declining production are valued differently.
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6,709 wells target the Niobrara East in Colorado, worked by 229 active operators, per ECMC well-header records (as of 2026-08-23).
By well count, the most active Niobrara East operators in Colorado are Own Resources Operating, Omimex Petroleum, J W Operating Company, Rosewood Resources and Wme Yates LLC. The full ranking is in the table on this page.
Operators filed 0 drilling permits targeting the Niobrara East in the last 24 months — a live measure of current activity, per ECMC records.
Operators filed 0 new drilling permits targeting the Niobrara East in Colorado over the last 24 months. New permits and spuds are the clearest signal of active Niobrara East drilling, per ECMC records (as of 2026-08-23).
Niobrara East activity in Colorado currently spans 6,709 wells on record and 229 active operators, led by Own Resources Operating, Omimex Petroleum, J W Operating Company, Rosewood Resources and Wme Yates LLC, with 0 drilling permits filed in the last 24 months — refreshed monthly from Colorado Energy & Carbon Management Commission (ECMC) well-header records (as of 2026-08-23).
The most active Niobrara East counties in Colorado are Yuma, Phillips, Kit Carson, Sedgwick.
Value depends on your net mineral acres or royalty decimal, the operator, the remaining drilling locations, and current oil and gas prices. Buckhead Energy checks your tract against current Niobrara East well and permit data and puts a free, no-obligation written offer in writing — this page is informational only, not a valuation.
Cite this dataset
Permanently archived and citable via a DOI on Zenodo (CERN), under a CC BY 4.0 license. DOI: 10.5281/zenodo.21442884 · View on Zenodo
License & attribution: This data is licensed CC BY 4.0. You are free to share and adapt it, including commercially, provided you credit “Buckhead Energy” and link back to this page or the DOI above.
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Formation: Niobrara East
State: Colorado
Total wells: 6,709
Active operators: 229
Permits 24mo: 0
Last refresh: 2026-08-23