Ector County Drilling Permits
Every permit issued by the Texas Railroad Commission in Ector County — updated daily, data through 2026-09-10.
Ector County permitting is running 18 permits a month over the trailing 90 days (54 total, versus 9 in the prior quarter). DIAMONDBACK E&P LLC leads with 92 permits in the past 12 months, one of 18 operators active in the county.
Last 30 Days
13
Operators (30d)
6
Latest Permit
2026-09-10
All Time
16,108
16,108 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1999-09-22 | 487842 | 42-135-37773 | GOLDSMITH-LANDRETH (DEEP) UNIT #310 | ALTURA ENERGY LTD. | DRILL | 6,600 | |
| 1999-09-22 | 487841 | 42-135-37774 | GOLDSMITH-LANDRETH (DEEP) UNIT #311 | ALTURA ENERGY LTD. | DRILL | 6,600 | |
| 1999-09-22 | 487791 | 42-135-37772 | NORTH COWDEN UNIT #1502 | ALTURA ENERGY LTD. | DRILL | 4,800 | |
| 1999-09-22 | 487790 | 42-135-37770 | NORTH COWDEN UNIT #1501 | ALTURA ENERGY LTD. | DRILL | 4,800 | |
| 1999-09-22 | 487789 | 42-135-37771 | NORTH COWDEN UNIT #1500 | ALTURA ENERGY LTD. | DRILL | 4,800 | |
| 1999-09-22 | 487788 | 42-135-37769 | NORTH COWDEN UNIT #1499 | ALTURA ENERGY LTD. | DRILL | 4,800 | |
| 1999-09-20 | 487738 | 42-135-37768 | CUMMINS, H. E. 'C' #14 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1999-09-14 | 487557 | 42-135-37767 | HAWKEYE #1 | OXY USA INC. | DRILL | 10,150 | |
| 1999-09-13 | 487480 | 42-135-37766 | CISCO KID #1 | OXY USA INC. | DRILL | 5,700 | |
| 1999-09-13 | 487317 | 42-135-02315 | MCDONALD, IDA #14 | TEXACO E & P INC. | RECOMP | 8,931 | |
| 1999-09-09 | 481526 | 42-135-37738 | HOLT, O. B. '16' #1 | TEXACO E & P INC. | DRILL | 9,750 | |
| 1999-09-02 | 486404 | 42-135-08318 | WILLIAMSON, JESSE #4 | IMPERIAL GAS RESOURCES LLC | RECOMP | 8,100 | |
| 1999-08-27 | 486967 | 42-135-38264 | FEE "AH" #1 | FASKEN OIL AND RANCH, LTD. | DRILL | 8,200 | |
| 1999-08-26 | 486233 | 42-135-37756 | JARS, COWDEN #2 | ALTURA ENERGY LTD. | DRILL | 10,200 | |
| 1999-08-18 | 486770 | 42-135-37763 | HOLT, O. B. #135 | TEXACO E & P INC. | DRILL | 4,850 | |
| 1999-08-16 | 486667 | 42-135-10049 | MOSS E #1 | OXY USA INC. | RECOMP | 10,830 | |
| 1999-08-06 | 486424 | 42-135-37762 | NORTH FOSTER UNIT #166 | TITAN RESOURCES I, INC. | DRILL | 4,500 | |
| 1999-08-06 | 486424 | 42-135-37762 | NORTH FOSTER UNIT #166 | TITAN RESOURCES I, INC. | DRILL | 4,900 | |
| 1999-08-06 | 486423 | 42-135-37761 | NORTH FOSTER UNIT #167 | TITAN RESOURCES I, INC. | DRILL | 4,500 | |
| 1999-08-06 | 486422 | 42-135-37760 | NORTH FOSTER UNIT #168 | TITAN RESOURCES I, INC. | DRILL | 4,500 | |
| 1999-08-06 | 486421 | 42-135-37759 | NORTH FOSTER UNIT #169 | TITAN RESOURCES I, INC. | DRILL | 4,500 | |
| 1999-08-06 | 486421 | 42-135-37759 | NORTH FOSTER UNIT #169 | TITAN RESOURCES I, INC. | DRILL | 4,900 | |
| 1999-08-05 | 486390 | 42-135-37758 | NORTH FOSTER UNIT #165 | TITAN RESOURCES I, INC. | DRILL | 4,500 | |
| 1999-08-05 | 486389 | 42-135-37757 | NORTH FOSTER UNIT #164 | TITAN RESOURCES I, INC. | DRILL | 4,500 | |
| 1999-08-03 | 486366 | 42-135-37662 | CORIGAN COWDEN UNIT #209 | ARCO PERMIAN | RECOMP | 4,750 | Y |
| 1999-07-26 | 486111 | 42-135-37755 | CORRIGAN COWDEN UNIT #210 | ARCO PERMIAN | DRILL | 4,500 | |
| 1999-07-26 | 486110 | 42-135-37754 | CORRIGAN COWDEN UNIT #108 | ARCO PERMIAN | DRILL | 4,500 | |
| 1999-07-26 | 486109 | 42-135-37753 | CORRIGAN COWDEN UNIT #109 | ARCO PERMIAN | DRILL | 4,500 | |
| 1999-07-26 | 486108 | 42-135-37752 | CORRIGAN COWDEN UNIT #334 | ARCO PERMIAN | DRILL | 4,500 | |
| 1999-07-23 | 486054 | 42-135-02659 | COWDEN, J. F. #7 | TEXACO E & P INC. | RECOMP | 8,113 | |
| 1999-07-22 | 486842 | 42-135-37732 | MADISON #1 | UNION PACIFIC RESOURCES COMPANY | RECOMP | 12,600 | |
| 1999-07-21 | 485997 | 42-135-37751 | GOODMAN, ROSE #2 | ALTURA ENERGY LTD. | DRILL | 10,500 | |
| 1999-07-15 | 485866 | 42-003-04655 | TEXAS UNIVERSTIY-R #2 | PHILLIPS PETROLEUM COMPANY | RECOMP | 8,850 | |
| 1999-07-14 | 485020 | 42-135-01713 | HOLT, O. B. -B- #2 | ALTO MINERALS, INC. | RECOMP | 5,325 | |
| 1999-07-13 | 485769 | 42-135-37750 | EL SAPO '2' #1 | TEXACO E & P INC. | DRILL | 4,050 | |
| 1999-06-24 | 485276 | 42-135-36625 | CORRIGAN COWDEN UNIT #102 R | ARCO PERMIAN | RECOMP | 4,607 | Y |
| 1999-06-24 | 485275 | 42-135-35597 | CORRIGAN COWDEN UNIT #207 | ARCO PERMIAN | RECOMP | 4,600 | Y |
| 1999-06-24 | 485274 | 42-135-07833 | CORRIGAN COWDEN UNIT #307 | ARCO PERMIAN | RECOMP | 4,590 | Y |
| 1999-06-24 | 485273 | 42-135-37585 | CORRIGAN COWDEN UNIT #318R | ARCO PERMIAN | RECOMP | 4,750 | Y |
| 1999-06-03 | 484935 | 42-135-37749 | SPECK #3 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,000 | |
| 1999-06-02 | 484837 | 42-135-37748 | GOODMAN, ROSE #1 | ALTURA ENERGY LTD. | DRILL | 10,150 | |
| 1999-05-24 | 484593 | 42-135-30761 | HENDERSON #11 | SATANTA OIL COMPANY | RECOMP | 4,700 | |
| 1999-05-19 | 484626 | 42-135-37747 | SPECK #5 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,000 | |
| 1999-05-05 | 484285 | 42-135-37746 | RATLIFF, SALLIE W. "32" #1 | EUREKA PROSPECTING COMPANY | DRILL | 7,000 | |
| 1999-04-27 | 484110 | 42-135-37745 | EXXON-BARROW "16" #1 | TEXLAND-RECTOR & SCHUMACHER | DRILL | 8,000 | |
| 1999-04-22 | 484040 | 42-135-08090 | WILLIAMSON, JESSIE A #5 | IMPERIAL GAS RESOURCES LLC | RECOMP | 8,342 | |
| 1999-04-06 | 483659 | 42-135-00816 | GOLDSMITH SAN ANDRES UNIT #435 | CHEVRON U. S. A. INC. | RECOMP | 4,355 | |
| 1999-03-31 | 483532 | 42-135-37744 | SADDLE BRONC #1 | ENRON OIL & GAS COMPANY | DRILL | 14,000 | |
| 1999-03-23 | 483444 | 42-135-37743 | TXL "41" #1 | MARATHON OIL COMPANY | DRILL | 4,350 | |
| 1999-03-23 | 483443 | 42-135-37742 | TXL "19" #1 | MARATHON OIL COMPANY | DRILL | 4,350 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.