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 87 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
16,109
16,109 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1995-02-03 | 432433 | 42-135-07069 | THOMAS, A.E. #4 | TEXACO E & P INC. | RECOMP | 8,000 | |
| 1995-02-01 | 432362 | 42-135-37013 | ATLAS TEST WELL #2 | ATLAS WIRELINE SERVICES | DRILL | 6,500 | |
| 1995-01-27 | 432278 | 42-135-09020 | EMMONS UNIT #204 | FINA OIL & CHEMICAL COMPANY | RENTR | 4,700 | |
| 1995-01-25 | 432213 | 42-135-36035 | EDWARDS "E" #22 | PHILLIPS PETROLEUM COMPANY | RECOMP | 5,100 | |
| 1995-01-25 | 432195 | 42-135-07268 | MILLARD "D" #2 | PHILLIPS PETROLEUM COMPANY | RECOMP | 8,511 | |
| 1995-01-25 | 432041 | 42-135-03138 | GOLDSMITH ANDECTOR UNIT #Q 16 U | PHILLIPS PETROLEUM COMPANY | RECOMP | 6,310 | |
| 1995-01-24 | 432040 | 42-135-03513 | GOLDSMITH ANDECTOR UNIT #Q 14U | PHILLIPS PETROLEUM COMPANY | RECOMP | 6,254 | |
| 1995-01-24 | 431979 | 42-135-02717 | GOLDSMITH ANDECTOR UNIT #U 13U | PHILLIPS PETROLEUM COMPANY | RECOMP | 6,285 | |
| 1995-01-24 | 431978 | 42-135-03514 | GOLDSMITH ANDECTOR UNIT #Q 13U | PHILLIPS PETROLEUM COMPANY | RECOMP | 6,274 | |
| 1995-01-24 | 431840 | 42-135-02725 | GOLDSMITH ANDECTOR UNIT #T 14U | PHILLIPS PETROLEUM COMPANY | RECOMP | 6,250 | |
| 1995-01-19 | 431778 | 42-135-02713 | GOLDSMITH ANDECTOR UNIT #T 15 | PHILLIPS PETROLEUM COMPANY | RECOMP | 6,252 | |
| 1995-01-19 | 431769 | 42-135-35349 | BROCK, L. E. #12 | LAGUNA PETROLEUM CORPORATION | RECOMP | 4,300 | |
| 1995-01-09 | 431662 | 42-135-37007 | FOSTER GBSA UNIT #813W | OXY USA INC. | DRILL | 4,500 | |
| 1995-01-09 | 431661 | 42-135-37011 | FOSTER GBSA UNIT #809 | OXY USA INC. | DRILL | 4,500 | |
| 1995-01-09 | 431660 | 42-135-37010 | FOSTER GBSA UNIT #810 | OXY USA INC. | DRILL | 4,500 | |
| 1995-01-09 | 431659 | 42-135-37009 | FOSTER GBSA UNIT #811 | OXY USA INC. | DRILL | 4,500 | |
| 1995-01-09 | 431658 | 42-135-37008 | FOSTER GBSA UNIT #812 | OXY USA INC. | DRILL | 4,500 | |
| 1995-01-06 | 431447 | 42-135-02834 | COWDEN, E.W. "C" #1 | REXENE CORPORATION | RENTR | 13,847 | |
| 1995-01-04 | 431506 | 42-135-37006 | HENDERSON, S. #1 | TEXACO E & P INC. | DRILL | 6,500 | |
| 1995-01-04 | 431506 | 42-135-37006 | HENDERSON, S. #1 | TEXACO E & P INC. | DRILL | 8,500 | |
| 1995-01-04 | 431506 | 42-135-37006 | HENDERSON, S. #1 | TEXACO E & P INC. | DRILL | 8,500 | |
| 1994-12-22 | 430765 | 42-135-37002 | WOOTTON #7 | WALSH & WATTS, INC. | DRILL | 6,150 | |
| 1994-12-19 | 431010 | 42-135-36523 | EMBAR #62 | PHILLIPS PETROLEUM COMPANY | RECOMP | 4,050 | |
| 1994-12-19 | 431010 | 42-135-36523 | EMBAR #62 | PHILLIPS PETROLEUM COMPANY | RECOMP | 3,930 | |
| 1994-12-16 | 431073 | 42-135-37005 | FEE "N" #1 | PHILLIPS PETROLEUM COMPANY | DRILL | 3,800 | |
| 1994-12-16 | 431072 | 42-135-37004 | BRADLEY "D" #1 | PHILLIPS PETROLEUM COMPANY | DRILL | 3,850 | |
| 1994-12-13 | 430897 | 42-135-37003 | RATLIFF #1 | THOMPSON, J. CLEO | DRILL | 13,500 | |
| 1994-12-13 | 430897 | 42-135-37003 | RATLIFF #1 | THOMPSON, J. CLEO | DRILL | 13,500 | |
| 1994-12-13 | 430761 | 42-135-03222 | COWDEN, R. B. #1 | MEXCO ENERGY CORPORATION | OTHER | 5,775 | |
| 1994-12-13 | 430760 | 42-135-03198 | COWDEN, R. B. #2 | MEXCO ENERGY CORPORATION | OTHER | 5,775 | |
| 1994-12-13 | 430759 | 42-135-03221 | COWDEN, R. B. #3 | MEXCO ENERGY CORPORATION | OTHER | 5,706 | |
| 1994-12-07 | 430736 | 42-135-11158 | ECTOR FEE UNIT #4 | GILLIAM'S AGHORN ENERGY | RECOMP | 12,500 | |
| 1994-12-01 | 430388 | 42-135-02506 | GOLDSMITH SAN ANDRES UNIT #B047WC | CHEVRON U. S. A. INC. | RENTR | 4,250 | |
| 1994-11-29 | 430355 | 42-135-03468 | BUSTER #1 | CROSS TIMBERS OPERATING COMPANY | RECOMP | 7,855 | |
| 1994-11-28 | 430172 | 42-135-37000 | GOLDSMITH ADOBE UNIT #2003 | NATIONAL ENERGY GROUP, INC. | DRILL | 6,100 | |
| 1994-11-23 | 430264 | 42-135-37001 | KAYSER, EVA B. #5 | DALLAS PRODUCTION, INC. | DRILL | 9,100 | |
| 1994-11-23 | 430226 | 42-135-09236 | BARROW, AUGUSTA #11 | EXXON CORP. | RECOMP | 13,565 | |
| 1994-11-22 | 430171 | 42-135-36999 | GOLDSMITH ADOBE UNIT #2609 | NATIONAL ENERGY GROUP, INC. | DRILL | 6,100 | |
| 1994-11-21 | 430170 | 42-135-36998 | GOLDSMITH ADOBE UNIT #7003 | NATIONAL ENERGY GROUP, INC. | DRILL | 6,100 | |
| 1994-11-18 | 429981 | 42-135-02494 | GOLDSMITH SAN ANDRES UNIT #B035W | CHEVRON U. S. A. INC. | RENTR | 4,200 | |
| 1994-11-18 | 429978 | 42-135-02511 | GOLDSMITH SAN ANDRES UNIT #B052W | CHEVRON U. S. A. INC. | RENTR | 4,200 | |
| 1994-11-18 | 429977 | 42-135-02517 | GOLDSMITH SAN ANDRES UNIT #B058W | CHEVRON U. S. A. INC. | RENTR | 4,200 | |
| 1994-11-18 | 429976 | 42-135-02522 | GOLDSMITH SAN ANDRES UNIT #B063 | CHEVRON U. S. A. INC. | RENTR | 4,200 | |
| 1994-11-16 | 429980 | 42-135-02484 | GOLDSMITH SAN ANDRES UNIT #B025W | CHEVRON U. S. A. INC. | RENTR | 4,250 | |
| 1994-11-15 | 430062 | 42-135-36997 | TXL "AT" #3 | PHILLIPS PETROLEUM COMPANY | DRILL | 3,750 | |
| 1994-11-14 | 430033 | 42-135-36996 | LONGBOTHAM UNIT #2 | DALLAS PRODUCTION, INC. | DRILL | 9,100 | |
| 1994-11-10 | 429942 | 42-135-36995 | JOHNSON, J. L. 25 #1 | ARCO PERMIAN | DRILL | 5,550 | |
| 1994-11-09 | 429750 | 42-135-05950 | TXL NORTH UNIT #794 | SHELL WESTERN E&P INC. | RECOMP | 6,900 | |
| 1994-11-07 | 429038 | 42-135-06701 | HOUSTON ENDOWMENT MCKNIGHT "A" #3 | TEXACO E & P INC. | RECOMP | 12,385 | |
| 1994-11-07 | 429038 | 42-135-06701 | MCKNIGHT -A- #3 | TEXACO E & P INC. | RECOMP | 12,385 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.