315 wells across 120 active operators, with 22 drilling permits filed in the last 24 months.
Refreshed monthly from WOGCC well-header records. Data current as of 2026-08-23.
Quick answer: The Denver Basin formation in Wyoming has 315 wells on record across 120 active operators, with 22 drilling permits filed in the last 24 months (as of 2026-08-23). Its most active operators by well count are Gungnir Operating LLC, Shell Oil Company, Samson Resources Company, Tallgrass High Plains Carbon Storage LLC and Longs Peak Resources. Compiled from Wyoming Oil & Gas Conservation Commission (WOGCC) well-header records, refreshed monthly.
The operators with the most well counts targeting the Denver Basin formation in Wyoming:
| # | Operator | Wells in Denver Basin |
|---|---|---|
| 1 | Gungnir Operating LLC | 27 |
| 2 | Shell Oil Company | 23 |
| 3 | Samson Resources Company | 16 |
| 4 | Tallgrass High Plains Carbon Storage LLC | 15 |
| 5 | Longs Peak Resources | 15 |
| 6 | Bison Iv Operating LLC | 14 |
| 7 | North Silo Resources LLC | 14 |
| 8 | Prima Exploration | 10 |
| 9 | Phoenix Operating Company | 10 |
| 10 | Rockies Holdings LLC | 7 |
The Wyoming counties with the most Denver Basin activity:
Laramie, Goshen, Platte, Campbell
The most recent 13 drilling permits filed for Denver Basin wells in Wyoming:
| Permit Date | Well | API | County | Operator | Lateral (ft) |
|---|---|---|---|---|---|
| 2026-06-09 | Sparkler 31-30-1ch | 49021296660000 |
Laramie | Prima Exploration | — |
| 2026-05-29 | Firecracker 32-29-1ch | 49021296650000 |
Laramie | Prima Exploration | — |
| 2026-05-08 | Puett 31-30 1ch | 49005797390000 |
Campbell | Phoenix Operating Company | — |
| 2026-05-08 | Puett 31-30 1ch | 49021797390000 |
Laramie | Prima Exploration | — |
| 2026-05-08 | Firecracker 32-29-2ch | 49021296410000 |
Laramie | Prima Exploration | — |
| 2026-05-08 | Puett 6-7-18-1ch | 49021296520000 |
Laramie | Prima Exploration | — |
| 2026-04-20 | Bottle Rocket 6-7-18-1ch | 49021296530000 |
Laramie | Prima Exploration | — |
| 2026-04-20 | Bottle Rocket 6-7-18-3ch | 49021296540000 |
Laramie | Prima Exploration | — |
| 2026-04-17 | Boomer 5-8-17-1ch | 49021296500000 |
Laramie | Prima Exploration | — |
| 2026-04-17 | Boomer 5-8-17-3ch | 49021296510000 |
Laramie | Prima Exploration | — |
| 2024-11-18 | Buckaroo 1135 4nh | 49021295200000 |
Laramie | Samson Resources Company | — |
| 2024-11-18 | Buckaroo 1135 8nh | 49021295220000 |
Laramie | Samson Resources Company | — |
| 2024-11-18 | Buckaroo 1423 8sh | 49021295230000 |
Laramie | Samson Resources Company | — |
Wells targeting the Denver Basin that have been spudded but are waiting on completion — near-term production upside:
| Spud Date | Days Waiting | Well | Operator | County | Lateral (ft) |
|---|---|---|---|---|---|
| 2026-06-19 | 64 | Sparkler 31-30-1ch | Prima Exploration | Laramie | — |
| 2026-06-19 | 64 | Bottle Rocket 6-7-18-3ch | Prima Exploration | Laramie | — |
The Denver Basin is one of Wyoming's active oil and gas plays, with 315 wells on file across 120 distinct operators of record. Operators have filed 22 drilling permits targeting the Denver Basin 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 Laramie, Goshen, Platte, Campbell, knowing whether your tract sits within an active Denver Basin 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.
See all Wyoming oil & gas formations & plays · Download the Wyoming formations dataset (CSV)
315 wells target the Denver Basin in Wyoming, worked by 120 active operators, per WOGCC well-header records (as of 2026-08-23).
By well count, the most active Denver Basin operators in Wyoming are Gungnir Operating LLC, Shell Oil Company, Samson Resources Company, Tallgrass High Plains Carbon Storage LLC and Longs Peak Resources. The full ranking is in the table on this page.
Operators filed 22 drilling permits targeting the Denver Basin in the last 24 months, and there are 2 drilled-but-uncompleted (DUC) wells awaiting completion — a live measure of current activity, per WOGCC records.
Operators filed 22 new drilling permits targeting the Denver Basin in Wyoming over the last 24 months, with 2 drilled-but-uncompleted (DUC) wells awaiting completion. New permits and spuds are the clearest signal of active Denver Basin drilling, per WOGCC records (as of 2026-08-23).
Denver Basin activity in Wyoming currently spans 315 wells on record and 120 active operators, led by Gungnir Operating LLC, Shell Oil Company, Samson Resources Company, Tallgrass High Plains Carbon Storage LLC and Longs Peak Resources, with 22 drilling permits filed in the last 24 months — refreshed monthly from Wyoming Oil & Gas Conservation Commission (WOGCC) well-header records (as of 2026-08-23).
The most active Denver Basin counties in Wyoming are Laramie, Goshen, Platte, Campbell.
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 Denver Basin 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.
Get a free written offer based on your specific tract, operator, and the current Denver Basin activity in your area.
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Formation: Denver Basin
State: Wyoming
Total wells: 315
Active operators: 120
Permits 24mo: 22
Last refresh: 2026-08-23