114 recent activity records on file for Marathon Oil Company across NM, TX — permits filed in the last 24 months, wells spudded in the last 90 days, wells turning to first production in the last 6 months, and drilled-uncompleted (DUC) inventory.
Refreshed monthly from TX RRC + OK OCC well-header records. Data current as of 2026-08-02.
Where Marathon Oil Company is most active across all 4 activity datasets:
Karnes, TX — 37 activity records
Eddy, NM — 29 activity records
Lea, NM — 23 activity records
De Witt, TX — 12 activity records
Gonzales, TX — 7 activity records
Atascosa, TX — 6 activity records
Which formations / plays Marathon Oil Company is targeting:
Permian Basin — 52 activity records
Gulf Coast Basin (La - TX) — 51 activity records
Wells where Marathon Oil Company has started drilling in the last 90 days but production hasn't begun yet:
| Spud Date | Days Ago | Well | API | County | State | Formation | Lateral (ft) |
|---|---|---|---|---|---|---|---|
| 2026-07-10 | 22 | Mueller-Warner Sa3 3h | 4225538367 |
Karnes | TX | Gulf Coast Basin (La - TX) | 4,255 |
| 2026-07-01 | 31 | Hope-Saunders B Sa D 1 | 4212335791 |
De Witt | TX | — | 11,287 |
| 2026-06-26 | 36 | Hemb-Black-Levi Sa A 1 | 4225538369 |
Karnes | TX | Gulf Coast Basin (La - TX) | 15,830 |
| 2026-06-19 | 43 | Mueller-Warner Sa1 1h | 4225538365 |
Karnes | TX | Gulf Coast Basin (La - TX) | 4,822 |
| 2026-05-29 | 64 | Schendel-Douglas Sa5 503h | 4225538364 |
Karnes | TX | Gulf Coast Basin (La - TX) | 8,949 |
| 2026-05-29 | 64 | Hemb-Black-Levi Sa B 1 | 4225538370 |
Karnes | TX | Gulf Coast Basin (La - TX) | 15,407 |
Marathon Oil Company wells whose first production date falls in the last 6 months — wells that just started generating royalty checks:
| First Prod | Days Producing | Well | API | County | State | Formation | Lateral (ft) |
|---|---|---|---|---|---|---|---|
| 2026-03-01 | 153 | Edward Roeder-James Gano Sa1 1h | 4212335597 |
De Witt | TX | Gulf Coast Basin (La - TX) | 8,395 |
| 2026-03-01 | 153 | Edward Roeder-Migura A Sa1 1h | 4212335609 |
De Witt | TX | Gulf Coast Basin (La - TX) | 6,662 |
Wells Marathon Oil Company has spudded but not yet completed — near-term production upside as completion crews arrive:
| Spud Date | Days Waiting | Well | API | County | State | Formation | Lateral (ft) |
|---|---|---|---|---|---|---|---|
| 2026-07-10 | 22 | Mueller-Warner Sa3 3h | 4225538367 |
Karnes | TX | Gulf Coast Basin (La - TX) | 4,255 |
| 2026-07-01 | 31 | Hope-Saunders B Sa D 1 | 4212335791 |
De Witt | TX | — | 11,287 |
| 2026-06-26 | 36 | Hemb-Black-Levi Sa A 1 | 4225538369 |
Karnes | TX | Gulf Coast Basin (La - TX) | 15,830 |
| 2026-06-19 | 43 | Mueller-Warner Sa1 1h | 4225538365 |
Karnes | TX | Gulf Coast Basin (La - TX) | 4,822 |
| 2026-05-29 | 64 | Schendel-Douglas Sa5 503h | 4225538364 |
Karnes | TX | Gulf Coast Basin (La - TX) | 8,949 |
| 2026-05-29 | 64 | Hemb-Black-Levi Sa B 1 | 4225538370 |
Karnes | TX | Gulf Coast Basin (La - TX) | 15,407 |
The most recent 100 drilling permits filed by Marathon Oil Company:
| Permit Date | Well | API | County | State | Formation | Lateral (ft) |
|---|---|---|---|---|---|---|
| 2026-07-28 | Frizzle Fry Federal Com #503h | 3002556531 |
Lea | NM | Permian Basin | — |
| 2026-07-28 | Frizzle Fry Federal Com #602h | 3002556533 |
Lea | NM | Permian Basin | — |
| 2026-07-28 | Frizzle Fry Federal Com #603h | 3002556534 |
Lea | NM | Permian Basin | — |
| 2026-07-28 | Frizzle Fry Federal Com #401h | 3002556527 |
Lea | NM | Permian Basin | — |
| 2026-07-28 | Frizzle Fry Federal Com #402h | 3002556528 |
Lea | NM | Permian Basin | — |
| 2026-07-28 | Frizzle Fry Federal Com #403h | 3002556529 |
Lea | NM | Permian Basin | — |
| 2026-07-28 | Frizzle Fry Federal Com #504h | 3002556526 |
Lea | NM | Permian Basin | — |
| 2026-07-28 | Frizzle Fry Federal Com #404h | 3002556530 |
Lea | NM | Permian Basin | — |
| 2026-07-28 | Frizzle Fry Federal Com #505h | 3002556532 |
Lea | NM | Permian Basin | — |
| 2026-07-21 | Barnhart (Ef)-Hfs Sa10 140h | 4217734850 |
Gonzales | TX | — | 9,099 |
| 2026-07-21 | Barnhart (Ef)-Hfs Sa9 139h | 4217734849 |
Gonzales | TX | — | 8,880 |
| 2026-07-17 | Hope-Dwor-Saun B Sa A 1 | 4212335793 |
De Witt | TX | Gulf Coast Basin (La - TX) | 13,968 |
| 2026-07-16 | Barnhart (Ef) 206h | 4217734847 |
Gonzales | TX | — | 2,379 |
| 2026-07-16 | Atreides Federal Com #703h | 3001558510 |
Eddy | NM | Permian Basin | — |
| 2026-07-16 | Hope-Saunders B Sa D 1 | 4212335791 |
De Witt | TX | — | 11,287 |
| 2026-07-16 | Atreides Federal Com #704h | 3001558508 |
Eddy | NM | Permian Basin | — |
| 2026-07-16 | Atreides Federal Com #702h | 3001558507 |
Eddy | NM | Permian Basin | — |
| 2026-07-16 | Atreides Federal Com #701h | 3001558509 |
Eddy | NM | Permian Basin | — |
| 2026-07-16 | Barnhart (Ef) 207h | 4217734848 |
Gonzales | TX | — | 2,786 |
| 2026-07-16 | Barnhart (Ef) 205h | 4217734846 |
Gonzales | TX | — | 1,867 |
| 2026-07-01 | Schorlemer Quad Sa A 1 | 4212335787 |
De Witt | TX | — | 14,698 |
| 2026-06-29 | Hope-Saunders B Sa B 1 | 4212335789 |
De Witt | TX | Gulf Coast Basin (La - TX) | 11,263 |
| 2026-06-29 | Hope-Saunders B Sa A 1 | 4212335788 |
De Witt | TX | Gulf Coast Basin (La - TX) | 11,290 |
| 2026-06-29 | Hope-Saunders B Sa C 1 | 4212335790 |
De Witt | TX | Gulf Coast Basin (La - TX) | 11,266 |
| 2026-06-29 | Hope-Saunders B Sa E 1 | 4212335792 |
De Witt | TX | Gulf Coast Basin (La - TX) | 11,333 |
| 2026-06-25 | Barnhart (Ef)-Jm Pres Sa 512h | 4217734842 |
Gonzales | TX | Gulf Coast Basin (La - TX) | 7,426 |
| 2026-06-24 | Barnhart (Ef) K-Jm Pres Sa 511h | 4217734843 |
Gonzales | TX | Gulf Coast Basin (La - TX) | 7,613 |
| 2026-06-18 | Choate 01 15h | 4225538423 |
Karnes | TX | — | 6,630 |
| 2026-06-18 | Dull-Hand-Cho Sa A 1 | 4225538424 |
Karnes | TX | — | 6,893 |
| 2026-06-15 | Schorlemer-Char Sa A 1 | 4212335785 |
De Witt | TX | Gulf Coast Basin (La - TX) | 14,258 |
| 2026-06-09 | Weston-Pmt Sa E 1 | 4225538409 |
Karnes | TX | Gulf Coast Basin (La - TX) | 13,067 |
| 2026-06-09 | Weston-Pmt Sa C 1 | 4225538407 |
Karnes | TX | Gulf Coast Basin (La - TX) | 12,899 |
| 2026-06-09 | Weston-Pmt Sa D 1 | 4225538408 |
Karnes | TX | Gulf Coast Basin (La - TX) | 12,975 |
| 2026-06-09 | Weston-West-Pmt Sa B 1 | 4225538406 |
Karnes | TX | Gulf Coast Basin (La - TX) | 12,847 |
| 2026-06-09 | Weston-West-Pmt Sa A 1 | 4225538405 |
Karnes | TX | Gulf Coast Basin (La - TX) | 12,815 |
| 2026-05-06 | Foushee-Wright Keathley Sa5 5h | 4201336274 |
Atascosa | TX | Gulf Coast Basin (La - TX) | 10,503 |
| 2026-05-06 | Foushee-Wright Keathley Sa6 6h | 4201336275 |
Atascosa | TX | Gulf Coast Basin (La - TX) | 10,196 |
| 2026-05-04 | Mauch-Wright Henke Sa1 1h | 4201336272 |
Atascosa | TX | Gulf Coast Basin (La - TX) | 10,609 |
| 2026-04-28 | Kirk-Debill Sa5 5h | 4225538273 |
Karnes | TX | Gulf Coast Basin (La - TX) | 8,374 |
| 2026-04-23 | Martinez-Henke Sa A 1 | 4225538387 |
Karnes | TX | Gulf Coast Basin (La - TX) | 7,553 |
| 2026-04-21 | Martinez-Henke Unit 4 | 4225538385 |
Karnes | TX | Gulf Coast Basin (La - TX) | 7,684 |
| 2026-04-21 | Martinez Unit 3 | 4225538384 |
Karnes | TX | Gulf Coast Basin (La - TX) | 7,516 |
| 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 |
| 2026-02-25 | Campana State Com #902h | 3001557894 |
Eddy | NM | Permian Basin | — |
| 2026-02-25 | Campana State Com #702h | 3001557892 |
Eddy | NM | Permian Basin | — |
| 2026-02-25 | Campana State Com #701h | 3001557891 |
Eddy | NM | Permian Basin | — |
| 2026-02-25 | Campana State Com #901h | 3001557893 |
Eddy | NM | Permian Basin | — |
| 2026-02-24 | Campana State Com #502h | 3001557888 |
Eddy | NM | Permian Basin | — |
| 2026-02-24 | Campana State Com #501h | 3001557890 |
Eddy | NM | Permian Basin | — |
| 2026-02-17 | Kirk-Butler B Sa1 1h | 4225538358 |
Karnes | TX | Gulf Coast Basin (La - TX) | 7,007 |
| 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-Debill Sa4 4h | 4225538355 |
Karnes | TX | Gulf Coast Basin (La - TX) | 8,543 |
| 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 4 | 4225538360 |
Karnes | TX | Gulf Coast Basin (La - TX) | 7,660 |
| 2026-01-29 | Hierholzer-Hedtke Unit 5 | 4225538361 |
Karnes | TX | Gulf Coast Basin (La - TX) | 7,634 |
| 2025-12-31 | Andretti E31b Federal Com #505h | 3002555712 |
Lea | NM | Permian Basin | — |
| 2025-12-31 | Andretti E31b Federal Com #506h | 3002555713 |
Lea | NM | Permian Basin | — |
| 2025-12-31 | Andretti E31b Federal Com #504h | 3002555711 |
Lea | NM | Permian Basin | — |
| 2025-12-31 | Andretti E31b Federal Com #304h | 3002555710 |
Lea | NM | Permian Basin | — |
| 2025-12-15 | Million Dollar Man Federal Com #301h | 3002555586 |
Lea | NM | Permian Basin | — |
| 2025-12-08 | Goliath 24 Federal Com #503h | 3002555539 |
Lea | NM | Permian Basin | — |
| 2025-12-08 | Goliath 24 Federal Com #303h | 3002555540 |
Lea | NM | Permian Basin | — |
| 2025-11-07 | Magellan Wc Fee #702h | 3001557454 |
Eddy | NM | Permian Basin | — |
| 2025-11-07 | Magellan Bs Fee #501h | 3001557453 |
Eddy | NM | Permian Basin | — |
| 2025-11-07 | Magellan Wc Fee #701h | 3001557451 |
Eddy | NM | Permian Basin | — |
| 2025-09-30 | Mauch-Wright-Ethridge Sa2 2h | 4201336260 |
Atascosa | TX | Gulf Coast Basin (La - TX) | 9,049 |
| 2025-09-23 | Wright-Ethridge Sa3 3h | 4201336261 |
Atascosa | TX | Gulf Coast Basin (La - TX) | 7,874 |
| 2025-09-23 | Mauch-Ethridge Sa1 1h | 4201336259 |
Atascosa | TX | Gulf Coast Basin (La - TX) | 9,257 |
| 2025-07-23 | Valkyrie Federal Com #502h | 3001557023 |
Eddy | NM | Permian Basin | 10,936 |
| 2025-07-23 | Valkyrie Federal Com #552h | 3001557025 |
Eddy | NM | Permian Basin | 10,939 |
| 2025-07-23 | Valkyrie Federal Com #551h | 3001557024 |
Eddy | NM | Permian Basin | 10,994 |
| 2025-07-23 | Valkyrie Federal Com #501h | 3001557022 |
Eddy | NM | Permian Basin | — |
| 2025-07-22 | Valkyrie Bs Federal Com #302h | 3001557021 |
Eddy | NM | Permian Basin | 10,949 |
| 2025-07-15 | Hushpuppy Bs Federal Com #004h | 3001556973 |
Eddy | NM | Permian Basin | 14,624 |
| 2025-07-15 | Hushpuppy Bs Federal Com #003h | 3001556972 |
Eddy | NM | Permian Basin | 14,562 |
| 2025-07-14 | Hushpuppy Bs Federal Com #001h | 3001556970 |
Eddy | NM | Permian Basin | 14,668 |
| 2025-07-14 | Hushpuppy Bs Federal Com #002h | 3001556971 |
Eddy | NM | Permian Basin | 14,569 |
| 2025-04-24 | Chaos Wc Federal Com #702h | 3001553732 |
Eddy | NM | Permian Basin | 10,289 |
| 2025-01-30 | Million Dollar Man Federal Com #302h | 3002554268 |
Lea | NM | Permian Basin | 15,295 |
| 2025-01-30 | Million Dollar Man Federal Com #501h | 3002554269 |
Lea | NM | Permian Basin | 15,329 |
| 2025-01-30 | Million Dollar Man Federal Com #502h | 3002554270 |
Lea | NM | Permian Basin | 15,504 |
| 2025-01-29 | Million Dollar Man Federal Com #503h | 3002554266 |
Lea | NM | Permian Basin | 14,969 |
| 2025-01-29 | Million Dollar Man Federal Com #303h | 3002554264 |
Lea | NM | Permian Basin | 14,992 |
| 2025-01-29 | Million Dollar Man Federal Com #304h | 3002554265 |
Lea | NM | Permian Basin | 14,945 |
| 2025-01-29 | Million Dollar Man Federal Com #504h | 3002554267 |
Lea | NM | Permian Basin | 14,966 |
| 2025-01-21 | Rick Vaughn Federal Com #810h | 3001556026 |
Eddy | NM | Permian Basin | 6,100 |
| 2024-12-08 | Papa Loves Mambo Bs Federal Com #502h | 3001555798 |
Eddy | NM | Permian Basin | 5,220 |
| 2024-12-08 | Chaos Wc Federal Com #703h | 3001555803 |
Eddy | NM | Permian Basin | 14,792 |
| 2024-12-08 | Papa Loves Mambo Bs Federal Com #302h | 3001555800 |
Eddy | NM | Permian Basin | 5,220 |
| 2024-12-08 | Papa Loves Mambo Bs Federal Com #501h | 3001555799 |
Eddy | NM | Permian Basin | 5,200 |
| 2024-12-08 | Chaos Wc Federal Com #704h | 3001555802 |
Eddy | NM | Permian Basin | 14,822 |
A new permit, fresh spud, or recently producing well on or near your tract can materially change what your interest is worth. Get a free written offer based on your specific minerals.
Get Your Free Mineral ValuationOperator: Marathon Oil Company
States active: NM, TX
Total activity: 114
Permits 24mo: 100
Spuds 90d: 6
New producers: 2
DUC inventory: 6
Last refresh: 2026-08-02
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