1 oil and gas drilling permit filed in Texas and Oklahoma over the last 24 months; most recent 2026-05-21.
Data current as of 2026-08-02. Refreshed monthly.
The table below lists every drilling permit on file for Mammoth Service Group LLC in Texas and Oklahoma over the last 24 months. Each permit represents a new well the operator has applied for or is preparing to drill — a leading indicator of where the operator is putting capital to work.
Permits are sourced from state regulator filings (Texas Railroad Commission and Oklahoma Corporation Commission) and refreshed monthly. Wells listed here have been permitted but had not yet started producing as of the most recent data refresh.
ADAMS, MS: 1 permit
Austin Chalk: 1 permit
| Permit Date | Well Name | API # | County | State | Formation / Play | Lateral (ft) |
|---|---|---|---|---|---|---|
| 2026-05-21 | BROWN SWDW 7 | 2300121630 | ADAMS | MS | Austin Chalk | — |
If Mammoth Service Group LLC has filed a drilling permit on or near your minerals, your interest may be poised for new production. Whether you want to hold for royalties or evaluate a sale, Buckhead Energy can give you a free written valuation based on the latest permit, rig, and production data.