8,728 wells across 1,193 active operators, with 30 drilling permits filed in the last 24 months.
Refreshed monthly from TX RRC well-header records. Data current as of 2026-05-04.
The operators with the most well counts targeting the Gilmer Lime formation in Texas:
| # | Operator | Wells in Gilmer Lime |
|---|---|---|
| 1 | Basa Resources | 714 |
| 2 | 84 Energy LLC | 532 |
| 3 | Wildfire Energy Operating LLC | 342 |
| 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 one of Texas's active oil and gas plays, with 8,728 wells on file across 1,193 distinct operators of record. Operators have filed 30 drilling permits targeting the Gilmer Lime 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 Anderson, Van Zandt, Cherokee, Robertson, Brazos, knowing whether your tract sits within an active Gilmer Lime 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.
Get a free written offer based on your specific tract, operator, and the current Gilmer Lime activity in your area.
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Formation: Gilmer Lime
State: Texas
Total wells: 8,728
Active operators: 1,193
Permits 24mo: 30
Last refresh: 2026-05-04