919 wells across 224 recorded operators, with 0 drilling permits filed in the 24-month window at summary refresh.
Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-01.
Quick answer: The Hilliardbaxtermancos-Niobrara formation in Colorado has 919 wells on record across 224 recorded operators, with 0 drilling permits filed in the 24-month window at source refresh. Its operators with the most wells on record are Grmr Oil & Gas, Southwestern Energy Production Company, Entek Grb, Robert L Bayless Producer and Pioneer Natural Resources. Source: Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-01.
The operators with the most well counts targeting the Hilliardbaxtermancos-Niobrara formation in Colorado:
| # | Operator | Wells in Hilliardbaxtermancos-Niobrara |
|---|---|---|
| 1 | Grmr Oil & Gas | 72 |
| 2 | Southwestern Energy Production Company | 60 |
| 3 | Entek Grb | 40 |
| 4 | Robert L Bayless Producer | 29 |
| 5 | Pioneer Natural Resources | 27 |
| 6 | Beeman Oil & Gas | 24 |
| 7 | Texas Company | 20 |
| 8 | Phillips Petroleum Company | 20 |
| 9 | Texaco Exploration And Production | 17 |
| 10 | Petroleum Resources | 17 |
The Colorado counties with the most Hilliardbaxtermancos-Niobrara activity:
Moffat, Routt
The Hilliardbaxtermancos-Niobrara is not among the Colorado formations tracked separately in the yearly permit mix, so only statewide permit counts are shown.
| Year | State permits | This formation | Share | Median lateral |
|---|---|---|---|---|
| 2026 | 604 | — | — | — |
| 2025 | 696 | — | — | — |
| 2024 | 862 | — | — | — |
| 2023 | 902 | — | — | — |
| 2022 | 1,044 | — | — | — |
| 2021 | 517 | — | — | — |
| 2020 | 958 | — | — | — |
| 2019 | 1,637 | — | — | — |
Share of each year’s Colorado drilling permits by target formation, for the formations with the most permits.
| Year | Muddy J Sand | Denver Basin | Mesaverde | Piceance Basin | San Juan Basin | Las Vegas - Raton Basin |
|---|---|---|---|---|---|---|
| 2026 | 16.2% | 69.5% | — | 6.8% | 1.7% | 1.2% |
| 2025 | 16.8% | 64.1% | 3.3% | 11.5% | 2.4% | 0.7% |
| 2024 | 15.3% | 64.6% | 2% | 12.3% | 1.6% | 1.2% |
| 2023 | 22.1% | 56.8% | 5.7% | 8.5% | 4.8% | 1.1% |
| 2022 | 37.1% | 32.5% | 8.3% | 9.5% | 7.7% | 0.5% |
| 2021 | 65.6% | — | 26.1% | — | 4.8% | 0.6% |
| 2020 | 88.4% | 0.6% | 10.5% | — | — | — |
| 2019 | 85.1% | 0.4% | 10.8% | 0.2% | 0.6% | — |
Buckhead Energy computes every figure on this page from grouped records in public oil and gas data. The page shows counts, sums, percentiles and indexes only; it does not list individual wells, leases or permits.
Counts under 3 wells and percentiles under 5 wells are withheld; totals are floors.
Share is the formation’s permits as a percent of the state’s permits that year. Median lateral length is published only when at least 5 permits stand behind it.
Last computed: 2026-11-01. These figures are informational only and are not a valuation of any mineral or royalty interest.
The Hilliardbaxtermancos-Niobrara is a formation/play group recorded in Colorado, with 919 wells on file across 224 distinct operators of record. Operators have filed 0 drilling permits targeting the Hilliardbaxtermancos-Niobrara in the 24-month window at summary refresh. These are stored records, not a live measure of drilling.
Recorded formation activity provides regional context. It does not establish ownership, future production, royalty payments or a value for an individual tract. Consult qualified professionals about your specific interest.
919 wells target the Hilliardbaxtermancos-Niobrara in Colorado, worked by 224 recorded operators, per Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-01.
The Hilliardbaxtermancos-Niobrara operators with the most wells on record in Colorado are Grmr Oil & Gas, Southwestern Energy Production Company, Entek Grb, Robert L Bayless Producer and Pioneer Natural Resources. The full ranking is in the table on this page. Formation summary date: 2026-11-01.
Operators filed 0 drilling permits targeting the Hilliardbaxtermancos-Niobrara in the 24-month window at source refresh, per Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-01.
Operators filed 0 new drilling permits targeting the Hilliardbaxtermancos-Niobrara in Colorado in the 24-month window at source refresh. New permits and spuds record reported activity stages; they do not establish ongoing drilling, per Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-01.
Hilliardbaxtermancos-Niobrara activity in Colorado includes 919 wells on record and 224 recorded operators, with 0 drilling permits filed in the 24-month window at source refresh — from Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-01.
The primary counties recorded for Hilliardbaxtermancos-Niobrara in Colorado are Moffat, Routt. Formation summary date: 2026-11-01.
Value depends on your net mineral acres or royalty decimal, the operator, the remaining drilling locations, and current oil and gas prices. This page is informational only, not a valuation. Formation summary date: 2026-11-01.
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Get Your Free Written OfferFormation: Hilliardbaxtermancos-Niobrara
State: Colorado
Total wells: 919
Recorded operators: 224
Permits 24mo: 0
Summary date: 2026-11-01
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