29,156 wells across 1,074 recorded operators, with 328 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 San Andres formation in Texas has 29,156 wells on record across 1,074 recorded operators, with 328 drilling permits filed in the 24-month window at source refresh. Its operators with the most wells on record are Oxy, Hilcorp Energy Company, Bcemach Iii LLC, Crescent Energy Operating, LLC and Montare Operating Ltd.. 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 San Andres formation in Texas:
| # | Operator | Wells in San Andres |
|---|---|---|
| 1 | Oxy | 5,633 |
| 2 | Hilcorp Energy Company | 4,770 |
| 3 | Bcemach Iii LLC | 1,163 |
| 4 | Crescent Energy Operating, LLC | 1,024 |
| 5 | Montare Operating LTD | 956 |
| 6 | Burk Royalty | 818 |
| 7 | Ring Energy | 680 |
| 8 | White Rock Oil & Gas | 505 |
| 9 | Texland Petroleum | 491 |
| 10 | Brown Geo R Lpthe | 455 |
The Texas counties with the most San Andres activity:
Andrews, Yoakum, Hockley, Gaines, Cochran
The San Andres 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 San Andres is a formation/play group recorded in Texas, with 29,156 wells on file across 1,074 distinct operators of record. Operators have filed 328 drilling permits targeting the San Andres 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.
29,156 wells target the San Andres in Texas, worked by 1,074 recorded operators, per Buckhead Energy analysis of public oil and gas data. Formation summary date: 2026-11-01.
The San Andres operators with the most wells on record in Texas are Oxy, Hilcorp Energy Company, Bcemach Iii LLC, Crescent Energy Operating, LLC and Montare Operating Ltd.. The full ranking is in the table on this page. Formation summary date: 2026-11-01.
Operators filed 328 drilling permits targeting the San Andres 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 328 new drilling permits targeting the San Andres 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.
San Andres activity in Texas includes 29,156 wells on record and 1,074 recorded operators, with 328 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 San Andres in Texas are Andrews, Yoakum, Hockley, Gaines, Cochran. 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: San Andres
State: Texas
Total wells: 29,156
Recorded operators: 1,074
Permits 24mo: 328
Summary date: 2026-11-01
