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
16,108
16,108 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1997-05-13 | 461958 | 42-135-37423 | TXL NORTH UNIT #823 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-05-13 | 461957 | 42-135-37422 | TXL NORTH UNIT #821 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-05-13 | 461957 | 42-135-37422 | TXL NORTH UNIT #821 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-05-13 | 461956 | 42-135-37421 | TXL NORTH UNIT #822 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-05-13 | 461955 | 42-135-37420 | TXL NORTH UNIT #820 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-05-09 | 461769 | 42-135-37409 | GOLDSMITH CUMMINS DEEP UNIT #246 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-05-09 | 461768 | 42-135-37408 | GOLDSMITH CUMMINS DEEP UNIT #245 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-05-08 | 461993 | 42-135-03125 | FRANK A #2 | PHILLIPS PETROLEUM COMPANY | RECOMP | 4,400 | |
| 1997-05-07 | 461904 | 42-135-37419 | GOLDSMITH ADOBE UNIT #5007 | NATIONAL ENERGY GROUP, INC. | DRILL | 6,100 | |
| 1997-05-07 | 460783 | 42-135-37407 | YORK #1 | MCCLURE OIL COMPANY, INC. | DRILL | 4,000 | |
| 1997-05-07 | 459828 | 42-135-05418 | TXL E #2 | CLEVELAND OIL COMPANY,L.L.C.,THE | RECOMP | 9,800 | |
| 1997-05-01 | 461882 | 42-135-37252 | HOLT #1210 | ENRON OIL & GAS COMPANY | FLD-XFR | 12,972 | |
| 1997-04-23 | 461510 | 42-135-36522 | FORTUNE 500 #1 | PHILLIPS PETROLEUM COMPANY | RECOMP | 8,900 | |
| 1997-04-22 | 461221 | 42-135-08794 | GOLDSMITH ANDECTOR UNIT #V 15 | PHILLIPS PETROLEUM COMPANY | RECOMP | 6,000 | |
| 1997-04-22 | 461221 | 42-135-08794 | EMBAR #42M | PHILLIPS PETROLEUM COMPANY | RECOMP | 5,200 | |
| 1997-04-17 | 459330 | 42-135-35042 | SOUTH FOSTER UNIT #199 | AMOCO PRODUCTION COMPANY | RENTR | 4,500 | |
| 1997-04-14 | 461046 | 42-135-00696 | GOLDSMITH SAN ANDRES UNIT #286 | CHEVRON U. S. A. INC. | RENTR | 4,300 | |
| 1997-04-14 | 460957 | 42-135-37373 | HOLT, BOBBY #1001 | ENRON OIL & GAS COMPANY | RECOMP | 13,500 | |
| 1997-04-04 | 460701 | 42-135-37406 | SLATOR, PAUL 38 #1 | OXY USA INC. | DRILL | 11,000 | |
| 1997-04-03 | 460501 | 42-135-37404 | HOLT, BOBBY #1102 | ENRON OIL & GAS COMPANY | DRILL | 10,000 | |
| 1997-04-02 | 460502 | 42-135-37405 | HOLT, BOBBY #1602 | ENRON OIL & GAS COMPANY | DRILL | 10,000 | |
| 1997-04-02 | 460502 | 42-135-37405 | HOLT, BOBBY #1602 | ENRON OIL & GAS COMPANY | DRILL | 9,760 | |
| 1997-03-25 | 460307 | 42-135-20325 | HARPER DEVONIAN UNIT #708 | OXY USA INC. | RECLASS | 10,506 | |
| 1997-03-21 | 460240 | 42-135-37403 | PARKER T #2 | SEABOARD OIL COMPANY | DRILL | 5,800 | |
| 1997-03-18 | 459892 | 42-135-37402 | ODESSA PETROCHEMICAL #970 | REXENE CORPORATION | DRILL | 400 | |
| 1997-03-18 | 459891 | 42-135-37401 | ODESSA PETROCHEMICAL #971 | REXENE CORPORATION | DRILL | 400 | |
| 1997-03-18 | 459734 | 42-135-37396 | GOLDSMITH CUMMINS DEEP UNIT #239 | ANADARKO PETROLEUM CORP. | DRILL | 6,500 | |
| 1997-03-18 | 459734 | 42-135-37396 | GOLDSMITH CUMMINS DEEP UNIT #239 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-03-18 | 459733 | 42-135-37397 | GOLDSMITH CUMMINS DEEP UNIT #238 | ANADARKO PETROLEUM CORP. | DRILL | 6,500 | |
| 1997-03-18 | 459733 | 42-135-37397 | GOLDSMITH CUMMINS DEEP UNIT #238 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-03-18 | 459732 | 42-135-37398 | GOLDSMITH CUMMINS DEEP UNIT #237 | ANADARKO PETROLEUM CORP. | DRILL | 6,500 | |
| 1997-03-18 | 459732 | 42-135-37398 | GOLDSMITH CUMMINS DEEP UNIT #237 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-03-14 | 459779 | 42-135-20097 | GOLDSMITH SAN ANDRES UNIT #1106 | CHEVRON U. S. A. INC. | RECOMP | 5,850 | |
| 1997-03-14 | 459778 | 42-135-20096 | GOLDSMITH SAN ANDRES UNIT #1105 | CHEVRON U. S. A. INC. | RENTR | 5,850 | |
| 1997-03-14 | 459737 | 42-135-37393 | GOLDSMITH CUMMINS DEEP UNIT #242 | ANADARKO PETROLEUM CORP. | DRILL | 6,500 | |
| 1997-03-14 | 459737 | 42-135-37393 | GOLDSMITH CUMMINS DEEP UNIT #242 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-03-14 | 459736 | 42-135-37394 | GOLDSMITH CUMMINS DEEP UNIT #241 | ANADARKO PETROLEUM CORP. | DRILL | 6,500 | |
| 1997-03-14 | 459736 | 42-135-37394 | GOLDSMITH CUMMINS DEEP UNIT #241 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-03-14 | 459735 | 42-135-37395 | GOLDSMITH CUMMINS DEEP UNIT #240 | ANADARKO PETROLEUM CORP. | DRILL | 6,500 | |
| 1997-03-14 | 459735 | 42-135-37395 | GOLDSMITH CUMMINS DEEP UNIT #240 | ANADARKO PETROLEUM CORP. | DRILL | 7,000 | |
| 1997-03-13 | 459870 | 42-135-37400 | KELLY "C" #4201 | COSTILLA ENERGY, INC. | DRILL | 10,800 | |
| 1997-03-12 | 459793 | 42-135-37399 | STARIAD #1 | DUNCAN OIL PROPERTIES, INC. | DRILL | 4,750 | |
| 1997-03-11 | 459565 | 42-135-10686 | HOLT, O. B. #62 | TEXACO E & P INC. | RENTR | 13,130 | |
| 1997-03-11 | 459565 | 42-135-10686 | HOLT, O. B. #62 | TEXACO E & P INC. | RENTR | 13,130 | |
| 1997-03-10 | 459469 | 42-135-37392 | PINNACLE #1 | BAXTER, D. B. INC. | DRILL | 14,000 | |
| 1997-03-03 | 459341 | 42-135-37391 | WARD "D" #3401 | COSTILLA ENERGY, INC. | DRILL | 10,800 | |
| 1997-03-03 | 459243 | 42-135-04583 | SLATOR -C- #2 | ANADARKO PETROLEUM CORP. | RECOMP | 9,762 | |
| 1997-02-28 | 459055 | 42-135-21179 | HOLT, O. B. #63 | TEXACO E & P INC. | RECOMP | 9,140 | |
| 1997-02-28 | 459055 | 42-135-21179 | HOLT, O. B. #63 | TEXACO E & P INC. | RECOMP | 9,140 | |
| 1997-02-26 | 459199 | 42-135-37390 | TXL 'L' #1 | ANADARKO PETROLEUM CORP. | DRILL | 5,500 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.