49 oil and gas drilling permits filed in Texas and Oklahoma over the last 24 months; most recent 2026-04-23.
Data current as of 2026-05-03. Refreshed monthly.
The table below lists every drilling permit on file for Marathon Oil Company 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.
KARNES, TX: 38 permits
DE WITT, TX: 5 permits
ATASCOSA, TX: 3 permits
GONZALES, TX: 3 permits
Gulf Coast Basin (LA - TX): 46 permits
| Permit Date | Well Name | API # | County | State | Formation / Play | Lateral (ft) |
|---|---|---|---|---|---|---|
| 2026-04-23 | MARTINEZ-HENKE SA A 1 | 4225538387 | KARNES | TX | — | — |
| 2026-04-21 | MARTINEZ-HENKE UNIT 4 | 4225538385 | KARNES | TX | — | — |
| 2026-04-21 | MARTINEZ UNIT 3 | 4225538384 | KARNES | TX | — | — |
| 2026-04-02 | HEMB-BLACK-LEVI SA A 1 | 4225538369 | KARNES | TX | Gulf Coast Basin (LA - TX) | 15,830 |
| 2026-04-02 | HEMB-BLACK-LEVI SA B 1 | 4225538370 | KARNES | TX | Gulf Coast Basin (LA - TX) | 15,407 |
| 2026-03-17 | KIRK-DEBILL SA1 505H | 4225538354 | KARNES | TX | Gulf Coast Basin (LA - TX) | 7,568 |
| 2026-03-11 | MUELLER-WARNER SA2 501H | 4225538366 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,736 |
| 2026-03-11 | MUELLER-WARNER SA3 3H | 4225538367 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,255 |
| 2026-03-11 | MUELLER-WARNER SA1 1H | 4225538365 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,822 |
| 2026-02-26 | HIERHOLZER QUAD SA B 1 | 4225538368 | KARNES | TX | Gulf Coast Basin (LA - TX) | 8,747 |
| 2026-02-18 | KIRK-DEBILL SA5 5H | 4225538273 | KARNES | TX | Gulf Coast Basin (LA - TX) | 3,762 |
| 2026-02-17 | KIRK-DEBILL SA4 4H | 4225538355 | KARNES | TX | Gulf Coast Basin (LA - TX) | 8,543 |
| 2026-02-17 | KIRK-DEBILL SA3 506H | 4225538357 | KARNES | TX | Gulf Coast Basin (LA - TX) | 8,171 |
| 2026-02-17 | KIRK-DEBILL SA2 2H | 4225538356 | KARNES | TX | Gulf Coast Basin (LA - TX) | 7,848 |
| 2026-02-17 | KIRK-BUTLER B SA1 1H | 4225538358 | KARNES | TX | Gulf Coast Basin (LA - TX) | 7,007 |
| 2026-02-11 | SCHENDEL-DOUGLAS SA4 504H | 4225538363 | KARNES | TX | Gulf Coast Basin (LA - TX) | 9,089 |
| 2026-02-11 | SCHENDEL-DOUGLAS SA5 503H | 4225538364 | KARNES | TX | Gulf Coast Basin (LA - TX) | 8,949 |
| 2026-02-04 | HIER-MEY-HED SA A 1 | 4225538362 | KARNES | TX | Gulf Coast Basin (LA - TX) | 7,739 |
| 2026-01-29 | HIERHOLZER-HEDTKE UNIT 5 | 4225538361 | KARNES | TX | Gulf Coast Basin (LA - TX) | 7,634 |
| 2026-01-29 | HIERHOLZER-HEDTKE UNIT 4 | 4225538360 | KARNES | TX | Gulf Coast Basin (LA - TX) | 7,660 |
| 2025-09-30 | MAUCH-WRIGHT-ETHRIDGE SA2 2H | 4201336260 | ATASCOSA | TX | Gulf Coast Basin (LA - TX) | 9,049 |
| 2025-09-23 | MAUCH-ETHRIDGE SA1 1H | 4201336259 | ATASCOSA | TX | Gulf Coast Basin (LA - TX) | 9,257 |
| 2025-09-23 | WRIGHT-ETHRIDGE SA3 3H | 4201336261 | ATASCOSA | TX | Gulf Coast Basin (LA - TX) | 7,874 |
| 2025-07-08 | EDWARD ROEDER-JAMES GANO SA1 1H | 4212335597 | DE WITT | TX | Gulf Coast Basin (LA - TX) | 8,395 |
| 2025-06-30 | EDWARD ROEDER-MIGURA A SA1 1H | 4212335609 | DE WITT | TX | Gulf Coast Basin (LA - TX) | 6,662 |
| 2025-06-27 | JOHNSON-TSCHIRHART UNIT 10H | 4225538271 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,256 |
| 2025-06-18 | MILLER RIDOUT MIKKELSON SA3 3H | 4225538265 | KARNES | TX | Gulf Coast Basin (LA - TX) | 5,364 |
| 2025-05-20 | MILLER RIDOUT MIKKELSON SA1 1H | 4225538261 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,971 |
| 2025-05-16 | JOHNSON-TSCHIRHART UNIT 7H | 4225538268 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,310 |
| 2025-05-16 | MILLER-RIDOUT UNIT 502H | 4225538262 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,543 |
| 2025-05-16 | JOHNSON-TSCHIRHART UNIT 8H | 4225538269 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,240 |
| 2025-05-16 | JOHNSON-TSCHIRHART UNIT AC 10H | 4225538272 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,187 |
| 2025-05-16 | JOHNSON-TSCHIRHART UNIT 9H | 4225538270 | KARNES | TX | Gulf Coast Basin (LA - TX) | 4,223 |
| 2025-04-29 | FRANSEN-DIRECT ASSETS SA1 1H | 4225538258 | KARNES | TX | Gulf Coast Basin (LA - TX) | 6,782 |
| 2025-04-29 | FRANSEN-DIRECT ASSETS SA2 2H | 4225538259 | KARNES | TX | Gulf Coast Basin (LA - TX) | 6,721 |
| 2025-04-21 | FRANSEN UNIT 7H | 4225538257 | KARNES | TX | Gulf Coast Basin (LA - TX) | 6,874 |
| 2025-01-08 | CHERRY BERGEY SELMAN SA5 5H | 4217734760 | GONZALES | TX | Gulf Coast Basin (LA - TX) | 7,705 |
| 2024-12-13 | CHERRY BERGEY SELMAN SA4 4H | 4217734759 | GONZALES | TX | Gulf Coast Basin (LA - TX) | 7,415 |
| 2024-12-13 | CHERRY BERGEY SA1 1H | 4217734758 | GONZALES | TX | Gulf Coast Basin (LA - TX) | 6,714 |
| 2024-10-14 | BEST FENNER-MORGAN SA1 1H | 4225538165 | KARNES | TX | Gulf Coast Basin (LA - TX) | 8,220 |
| 2024-10-09 | THOMAS-ANNE SA2 2H | 4212335471 | DE WITT | TX | Gulf Coast Basin (LA - TX) | 2,086 |
| 2024-10-09 | ANNE FRIAR THOMAS AC 9H | 4212335470 | DE WITT | TX | Gulf Coast Basin (LA - TX) | 7,348 |
| 2024-10-09 | ANNE FRIAR THOMAS 7H | 4212335469 | DE WITT | TX | Gulf Coast Basin (LA - TX) | 7,567 |
| 2024-10-09 | BEST BATEMAN-BEST HUTH SA1 1H | 4225538164 | KARNES | TX | Gulf Coast Basin (LA - TX) | 1,213 |
| 2024-09-26 | FELIX-SMITH MELLICK SA 1H | 4225538149 | KARNES | TX | Gulf Coast Basin (LA - TX) | 5,434 |
| 2024-09-25 | FELIX UNIT 4H | 4225538146 | KARNES | TX | Gulf Coast Basin (LA - TX) | 5,486 |
| 2024-09-25 | FELIX UNIT 3H | 4225538147 | KARNES | TX | Gulf Coast Basin (LA - TX) | 5,540 |
| 2024-09-25 | FELIX UNIT 9H | 4225538148 | KARNES | TX | Gulf Coast Basin (LA - TX) | 5,620 |
| 2024-09-25 | FELIX UNIT 5H | 4225538145 | KARNES | TX | Gulf Coast Basin (LA - TX) | 5,451 |
If Marathon Oil Company 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.