Mcmullen County Drilling Permits
Every permit issued by the Texas Railroad Commission in Mcmullen County — updated daily, data through 2026-07-20.
Mcmullen County permitting is running 11 permits a month over the trailing 90 days (32 total, up 23% on the prior quarter). EOG RESOURCES, INC. leads with 29 permits in the past 12 months, one of 16 operators active in the county.
Last 30 Days
12
Operators (30d)
4
Latest Permit
2026-07-20
All Time
8,541
8,541 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 2015-04-13 | 805472 | 42-311-36469 | WHEELER FOLEY UNIT A MCM #C 3H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 13,000 | Y |
| 2015-04-13 | 805471 | 42-311-36468 | WHEELER FOLEY UNIT A MCM #C 2H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 13,000 | Y |
| 2015-04-13 | 805468 | 42-311-36467 | WHEELER FOLEY UNIT A MCM #C 1H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 13,000 | Y |
| 2015-04-10 | 805311 | 42-311-36465 | MOONLIGHT #4H | EOG RESOURCES, INC. | DRILL | 10,000 | Y |
| 2015-04-08 | 805313 | 42-311-36464 | MOONLIGHT #6H | EOG RESOURCES, INC. | DRILL | 10,000 | Y |
| 2015-04-08 | 805312 | 42-311-36463 | MOONLIGHT #5H | EOG RESOURCES, INC. | DRILL | 10,000 | Y |
| 2015-04-07 | 805302 | 42-311-36462 | MIDDLE MCCOWEN #189H | MARATHON OIL EF LLC | DRILL | 20,500 | Y |
| 2015-04-07 | 805300 | 42-311-36461 | MIDDLE MCCOWEN #89H | MARATHON OIL EF LLC | DRILL | 20,500 | Y |
| 2015-04-07 | 805299 | 42-311-36460 | MIDDLE MCCOWEN #88H | MARATHON OIL EF LLC | DRILL | 20,500 | Y |
| 2015-03-25 | 804162 | 42-311-33507 | E. BAKER 'A' #14 | RUTHERFORD OIL CORPORATION | RENTR | 2,600 | |
| 2015-03-23 | 804764 | 42-311-36458 | STARLIGHT UNIT #4H | EOG RESOURCES, INC. | DRILL | 11,200 | Y |
| 2015-03-20 | 804763 | 42-311-36457 | STARLIGHT UNIT #3H | EOG RESOURCES, INC. | DRILL | 11,200 | Y |
| 2015-03-19 | 803904 | 42-311-33156 | PENN, STELLA #6 | BLUESTONE NATURAL RES. II, LLC | RECOMP | 7,250 | |
| 2015-03-17 | 804168 | 42-311-36450 | BRACKEN - JV #20H | SWIFT ENERGY OPERATING, LLC | DRILL | 14,000 | Y |
| 2015-03-17 | 804168 | 42-311-36450 | BRACKEN - JV #20H | SWIFT ENERGY OPERATING, LLC | DRILL | 14,000 | Y |
| 2015-03-17 | 804166 | 42-311-36451 | BRACKEN - JV #19H | SWIFT ENERGY OPERATING, LLC | DRILL | 14,000 | Y |
| 2015-03-17 | 804166 | 42-311-36451 | BRACKEN - JV #19H | SWIFT ENERGY OPERATING, LLC | DRILL | 14,000 | Y |
| 2015-03-12 | 804450 | 42-311-36456 | CHOKE CANYON SWD #1 | COHORT PETROLEUM MANAGEMENT, LLC | DRILL | 14,000 | |
| 2015-03-09 | 804340 | 42-311-36455 | NAYLOR JONES UNIT 42 #6H | EOG RESOURCES, INC. | DRILL | 11,800 | Y |
| 2015-03-09 | 804339 | 42-311-36454 | NAYLOR JONES UNIT 42 #5H | EOG RESOURCES, INC. | DRILL | 11,800 | Y |
| 2015-03-09 | 804338 | 42-311-36453 | NAYLOR JONES UNIT 42 #4H | EOG RESOURCES, INC. | DRILL | 11,800 | Y |
| 2015-03-09 | 804337 | 42-311-36452 | NAYLOR JONES UNIT 42 #3H | EOG RESOURCES, INC. | DRILL | 11,800 | Y |
| 2015-02-27 | 804171 | 42-311-33752 | EARL BAKER #9 | RUTHERFORD OIL CORPORATION | RECOMP | 9,000 | |
| 2015-02-27 | 804171 | 42-311-33752 | EARL BAKER #9 | RUTHERFORD OIL CORPORATION | RECOMP | 9,000 | |
| 2015-02-24 | 803950 | 42-311-36445 | FRANKLIN B UNIT #4H | EOG RESOURCES, INC. | DRILL | 10,800 | Y |
| 2015-02-24 | 803949 | 42-311-36447 | FRANKLIN B UNIT #3H | EOG RESOURCES, INC. | DRILL | 10,800 | Y |
| 2015-02-24 | 803948 | 42-311-36446 | FRANKLIN B UNIT #2H | EOG RESOURCES, INC. | DRILL | 10,800 | Y |
| 2015-02-24 | 803947 | 42-311-36444 | NAYLOR JONES UNIT 28 #2H | EOG RESOURCES, INC. | DRILL | 11,800 | Y |
| 2015-02-24 | 803946 | 42-311-36443 | NAYLOR JONES UNIT 28 #1H | EOG RESOURCES, INC. | DRILL | 11,800 | Y |
| 2015-02-20 | 803929 | 42-311-36441 | ALTO AZUCAR #1 | HURD ENTERPRISES, LTD. | DRILL | 3,800 | |
| 2015-02-20 | 803928 | 42-311-36442 | ALTO SPAIS #1 | HURD ENTERPRISES, LTD. | DRILL | 3,600 | |
| 2015-02-13 | 803273 | 42-311-36430 | STS #606H | BLACKBRUSH O & G, LLC | DRILL | 9,100 | Y |
| 2015-02-12 | 803628 | 42-311-36439 | NAYLOR JONES UNIT 12 #1H | EOG RESOURCES, INC. | DRILL | 11,000 | Y |
| 2015-02-12 | 803551 | 42-311-36435 | PEELER UNIT #9 | SV ENERGY COMPANY, LLC | DRILL | 9,000 | |
| 2015-02-12 | 803551 | 42-311-36435 | PEELER UNIT #9 | TEXEGY OPERATING COMPANY LLC | DRILL | 9,000 | |
| 2015-02-11 | 803629 | 42-311-36440 | NAYLOR JONES UNIT 12 #2H | EOG RESOURCES, INC. | DRILL | 11,000 | Y |
| 2015-02-10 | 803504 | 42-311-36434 | CORNER S RANCH #64H | EOG RESOURCES, INC. | DRILL | 10,700 | Y |
| 2015-02-09 | 803502 | 42-311-36438 | LOTTIE LEE B #4H | EOG RESOURCES, INC. | DRILL | 11,700 | Y |
| 2015-02-09 | 803501 | 42-311-36437 | LOTTIE LEE B #3H | EOG RESOURCES, INC. | DRILL | 11,700 | Y |
| 2015-02-09 | 803500 | 42-311-36436 | LOTTIE LEE B #2H | EOG RESOURCES, INC. | DRILL | 11,700 | Y |
| 2015-02-03 | 803270 | 42-311-36429 | STS #506H | BLACKBRUSH O & G, LLC | DRILL | 9,100 | Y |
| 2015-02-02 | 803295 | 42-311-36433 | JAMBERS #108H | MURPHY EXPL. & PROD. CO. - USA | DRILL | 11,000 | Y |
| 2015-02-02 | 803290 | 42-311-36432 | JAMBERS #107H | MURPHY EXPL. & PROD. CO. - USA | DRILL | 11,000 | Y |
| 2015-02-02 | 803288 | 42-311-36431 | JAMBERS #106H | MURPHY EXPL. & PROD. CO. - USA | DRILL | 11,000 | Y |
| 2015-02-02 | 803264 | 42-311-36428 | STS #406H | BLACKBRUSH O & G, LLC | DRILL | 9,100 | Y |
| 2015-01-30 | 803124 | 42-311-36426 | SHELBY C #6H | SN OPERATING, LLC | DRILL | 13,000 | Y |
| 2015-01-28 | 802916 | 42-311-36427 | WHEELER FOLEY UNIT A MCM #B 5H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 13,000 | Y |
| 2015-01-26 | 803007 | 42-311-36423 | HARDIN-RAYES UNIT #291H | CARRIZO (EAGLE FORD) LLC | DRILL | 11,000 | Y |
| 2015-01-26 | 803007 | 42-311-36423 | HARDIN-RAYES UNIT #291H | CARRIZO (EAGLE FORD) LLC | DRILL | 11,000 | Y |
| 2015-01-26 | 803003 | 42-311-36422 | HARDIN-RAYES UNIT #290H | CARRIZO (EAGLE FORD) LLC | DRILL | 11,000 | Y |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Mcmullen County.