8,728 wells across 1,198 recorded operators, with 27 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 Gilmer Lime formation in Texas has 8,728 wells on record across 1,198 recorded operators, with 27 drilling permits filed in the 24-month window at source refresh. Its operators with the most wells on record are BASA Resources, Hd Operating Co., LLC, Wildfire Energy Operating LLC, Linder John Operating and Peles LLC. 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 Gilmer Lime formation in Texas:
| # | Operator | Wells in Gilmer Lime |
|---|---|---|
| 1 | Basa Resources | 714 |
| 2 | Hd Operating CO, LLC | 494 |
| 3 | Wildfire Energy Operating LLC | 341 |
| 4 | Linder John Operating | 284 |
| 5 | Peles LLC | 265 |
| 6 | Caddo Energy | 247 |
| 7 | Highmark Energy Operating | 204 |
| 8 | Dg&E/Slocum | 179 |
| 9 | Union Oil Company Of California | 168 |
| 10 | Diversified Production LLC | 149 |
The Texas counties with the most Gilmer Lime activity:
Anderson, Van Zandt, Cherokee, Robertson, Brazos
The Gilmer Lime is not among the Texas formations tracked separately in the yearly permit mix, so only statewide permit counts are shown.
| Year | State permits | This formation | Share | Median lateral |
|---|---|---|---|---|
| 2026 | 8,004 | — | — | — |
| 2025 | 8,037 | — | — | — |
| 2024 | 8,916 | — | — | — |
| 2023 | 9,280 | — | — | — |
| 2022 | 12,110 | — | — | — |
| 2021 | 9,907 | — | — | — |
| 2020 | 9,447 | — | — | — |
| 2019 | 15,566 | — | — | — |
Share of each year’s Texas drilling permits by target formation, for the formations with the most permits.
| Year | Permian Basin | Gulf Coast Basin (La - Tx) | Avalon-Bone Spring | Thirty-One Carbonate-Chert | Austin Chalk | East Texas Basin |
|---|---|---|---|---|---|---|
| 2026 | 58.1% | 17.8% | 0.5% | 1.4% | 0.7% | 5.9% |
| 2025 | 62.9% | 19% | 1.4% | 1.9% | 1.2% | 4.5% |
| 2024 | 65.7% | 20.9% | 0.5% | 2% | 0.7% | 3.8% |
| 2023 | 59.7% | 21.5% | 1.8% | 3.1% | 0.9% | 3.7% |
| 2022 | 44.7% | 16.7% | 2.9% | 4.6% | 2% | 3% |
| 2021 | 34.3% | 6.2% | 8.4% | 10.3% | 7.9% | 0.8% |
| 2020 | 24.4% | 3.3% | 11.6% | 9% | 11.2% | 0.3% |
| 2019 | 24.8% | 3.2% | 14% | 9.2% | 12.1% | 0.2% |
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 Gilmer Lime is a formation/play group recorded in Texas, with 8,728 wells on file across 1,198 distinct operators of record. Operators have filed 27 drilling permits targeting the Gilmer Lime 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.
8,728 wells target the Gilmer Lime in Texas, worked by 1,198 recorded operators, per Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-01.
The Gilmer Lime operators with the most wells on record in Texas are BASA Resources, Hd Operating Co., LLC, Wildfire Energy Operating LLC, Linder John Operating and Peles LLC. The full ranking is in the table on this page. Formation summary date: 2026-11-01.
Operators filed 27 drilling permits targeting the Gilmer Lime 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 27 new drilling permits targeting the Gilmer Lime in Texas 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.
Gilmer Lime activity in Texas includes 8,728 wells on record and 1,198 recorded operators, with 27 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 Gilmer Lime in Texas are Anderson, Van Zandt, Cherokee, Robertson, Brazos. 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: Gilmer Lime
State: Texas
Total wells: 8,728
Recorded operators: 1,198
Permits 24mo: 27
Summary date: 2026-11-01
