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 |
|---|---|---|---|---|---|---|---|
| 2017-11-10 | 832750 | 42-311-36790 | K RANCH LOS COMPADRES UNIT #12H | EOG RESOURCES, INC. | DRILL | 11,500 | Y |
| 2017-11-10 | 832749 | 42-311-36789 | K RANCH LOS COMPADRES UNIT #11H | EOG RESOURCES, INC. | DRILL | 11,500 | Y |
| 2017-11-10 | 832748 | 42-311-36788 | K RANCH LOS COMPADRES UNIT #10H | EOG RESOURCES, INC. | DRILL | 11,500 | Y |
| 2017-11-10 | 832747 | 42-311-36787 | K RANCH LOS COMPADRES UNIT #9H | EOG RESOURCES, INC. | DRILL | 11,500 | Y |
| 2017-10-26 | 832092 | 42-311-36785 | WHEELER #K 3H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 12,000 | Y |
| 2017-10-26 | 832090 | 42-311-36784 | WHEELER #K 2H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 12,000 | Y |
| 2017-10-26 | 832089 | 42-311-36783 | WHEELER #K 1H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 12,000 | Y |
| 2017-10-26 | 832086 | 42-311-36782 | OTTO #1H | SIERRA RESOURCES, LLC | DRILL | 12,638 | Y |
| 2017-10-26 | 831547 | 42-311-36781 | MCKENZIE HC11 MCM #W 2H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 14,000 | Y |
| 2017-10-26 | 831546 | 42-311-36780 | MCKENZIE HC10 MCM #W 1H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 14,000 | Y |
| 2017-10-25 | 831364 | 42-311-36772 | MCKENZIE-FOLEY HC5 MCM #5H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 14,000 | Y |
| 2017-10-17 | 831667 | 42-311-36779 | RECTIFIER SEE-.80 #80 | ENTERPRISE PRODUCTS OPERATINGLLC | DRILL | 350 | |
| 2017-10-17 | 831327 | 42-311-36777 | MCKENZIE UNIT I #G 5H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-10-17 | 831327 | 42-311-36777 | MCKENZIE UNIT I #G 5H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-10-17 | 831327 | 42-311-36777 | MCKENZIE UNIT I #G 5H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 11,000 | Y |
| 2017-10-13 | 831658 | 42-311-36778 | RECTIFIER DMG-1.6 #1 | ENTERPRISE PRODUCTS OPERATINGLLC | DRILL | 350 | |
| 2017-10-13 | 831421 | 42-311-36776 | MCKENZIE HC9 MCM #V 4H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 14,000 | Y |
| 2017-10-13 | 831419 | 42-311-36775 | MCKENZIE HC8 MCM #V 3H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 14,000 | Y |
| 2017-10-13 | 831418 | 42-311-36774 | MCKENZIE HC7 MCM #V 2H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 14,000 | Y |
| 2017-10-11 | 831366 | 42-311-36773 | MCKENZIE-FOLEY HC6 MCM #6H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 14,000 | Y |
| 2017-10-06 | 831363 | 42-311-36771 | MCKENZIE-FOLEY HC4 MCM #4H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 14,000 | Y |
| 2017-10-06 | 831362 | 42-311-36770 | MCKENZIE-FOLEY HC3 MCM #3H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 14,000 | Y |
| 2017-09-28 | 831269 | 42-311-36769 | MCKENZIE HC4 MCM #G 4H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-09-28 | 831269 | 42-311-36769 | MCKENZIE HC4 MCM #G 4H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-09-28 | 831269 | 42-311-36769 | MCKENZIE HC4 MCM #G 4H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 11,000 | Y |
| 2017-09-28 | 831267 | 42-311-36768 | MCKENZIE HC3 MCM #G 3H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-09-28 | 831267 | 42-311-36768 | MCKENZIE HC3 MCM #G 3H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-09-28 | 831267 | 42-311-36768 | MCKENZIE HC3 MCM #G 3H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 11,000 | Y |
| 2017-09-28 | 831266 | 42-311-36766 | MCKENZIE HC2 MCM #G 2H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-09-28 | 831266 | 42-311-36766 | MCKENZIE HC2 MCM #G 2H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-09-28 | 831266 | 42-311-36766 | MCKENZIE HC2 MCM #G 2H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 11,000 | Y |
| 2017-09-28 | 831265 | 42-311-36767 | MCKENZIE HC1 MCM #G 1H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-09-28 | 831265 | 42-311-36767 | MCKENZIE HC1 MCM #G 1H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 9,000 | Y |
| 2017-09-28 | 831265 | 42-311-36767 | MCKENZIE HC1 MCM #G 1H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 11,000 | Y |
| 2017-09-22 | 830924 | 42-311-36765 | MCKENZIE-FOLEY HC2 MCM #2H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 12,000 | Y |
| 2017-09-22 | 830923 | 42-311-36764 | MCKENZIE-FOLEY HC1 MCM #1H | CHESAPEAKE OPERATING, L.L.C. | DRILL | 12,000 | Y |
| 2017-09-21 | 830866 | 42-311-36761 | RIVER LOWE RANCH #21H | EOG RESOURCES, INC. | DRILL | 11,300 | Y |
| 2017-09-18 | 830868 | 42-311-36763 | RIVER LOWE RANCH #23H | EOG RESOURCES, INC. | DRILL | 11,300 | Y |
| 2017-09-18 | 830867 | 42-311-36762 | RIVER LOWE RANCH #22H | EOG RESOURCES, INC. | DRILL | 11,300 | Y |
| 2017-08-31 | 830448 | 42-311-36760 | BEAR/JAHNCKE #1 | SUTTON PRODUCING CORP. | DRILL | 8,500 | |
| 2017-08-28 | 830210 | 42-311-36759 | NAYLOR JONES UNIT 44 WEST #4H | EOG RESOURCES, INC. | DRILL | 11,500 | Y |
| 2017-08-28 | 830207 | 42-311-36758 | NAYLOR JONES UNIT 44 WEST #3H | EOG RESOURCES, INC. | DRILL | 11,500 | Y |
| 2017-08-21 | 829889 | 42-311-36757 | NAYLOR JONES UNIT 31 #3H | EOG RESOURCES, INC. | DRILL | 11,000 | Y |
| 2017-08-21 | 829889 | 42-311-36757 | NAYLOR JONES UNIT 31 #3H | EOG RESOURCES, INC. | DRILL | 11,000 | Y |
| 2017-08-18 | 829886 | 42-311-36756 | NAYLOR JONES UNIT 31 #2H | EOG RESOURCES, INC. | DRILL | 11,000 | Y |
| 2017-08-18 | 829886 | 42-311-36756 | NAYLOR JONES UNIT 31 #2H | EOG RESOURCES, INC. | DRILL | 11,000 | Y |
| 2017-08-11 | 829709 | 42-311-36755 | BULLSEYE #01 | SANTA ROSA OPERATING, LLC | DRILL | 7,500 | |
| 2017-08-11 | 829684 | 42-311-36754 | GORDON A UNIT #7H | EOG RESOURCES, INC. | DRILL | 10,100 | Y |
| 2017-08-11 | 829683 | 42-311-36753 | GORDON A UNIT #3H | EOG RESOURCES, INC. | DRILL | 10,100 | Y |
| 2017-08-11 | 829682 | 42-311-36752 | GORDON A UNIT #1H | EOG RESOURCES, INC. | DRILL | 10,100 | Y |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Mcmullen County.