Ector County Drilling Permits
Every permit issued by the Texas Railroad Commission in Ector County — updated daily, data through 2026-09-23.
Ector County permitting is running 18 permits a month over the trailing 90 days (55 total, versus 9 in the prior quarter). 1 was issued in the past week. DIAMONDBACK E&P LLC leads with 72 permits in the past 12 months, one of 19 operators active in the county.
Last 30 Days
9
Operators (30d)
5
Latest Permit
2026-09-23
All Time
16,110
16,110 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1990-06-01 | 373986 | 42-135-36253 | CUMMINS 'C' #2 | MARIAH ENERGY CORP. | DRILL | 4,700 | |
| 1990-06-01 | 372894 | 42-135-36242 | HOLT, O. B. #124 | TEXACO INC. | DRILL | 4,800 | |
| 1990-06-01 | 372893 | 42-135-36240 | HOLT, O. B. #123 | TEXACO INC. | DRILL | 4,850 | |
| 1990-06-01 | 372892 | 42-135-36241 | HOLT, O. B. #125 | TEXACO INC. | DRILL | 4,800 | |
| 1990-06-01 | 372891 | 42-135-36239 | HOLT, O. B. #126 | TEXACO INC. | DRILL | 4,925 | |
| 1990-06-01 | 372890 | 42-135-36243 | HOLT, O. B. #122 | TEXACO INC. | DRILL | 4,775 | |
| 1990-05-31 | 373871 | 42-135-33363 | ECTOR "AU" FEE #3 | PRAIRIE CRUDE, INC. | RECOMP | 4,570 | |
| 1990-05-25 | 373855 | 42-135-36252 | MOSS UNIT #1421 | UNION OIL COMPANY OF CALIFORNIA | DRILL | 4,695 | |
| 1990-05-24 | 373690 | 42-135-08561 | COWDEN Z #2 | FINA OIL & CHEMICAL COMPANY | RECOMP | 7,925 | |
| 1990-05-22 | 372545 | 42-135-32844 | FASKEN, DAVID -AM- #2 | AMOCO PRODUCTION COMPANY | RECOMP | 12,515 | |
| 1990-05-16 | 373314 | 42-135-36251 | MOSS J #2 | OXY USA INC. | DRILL | 9,100 | |
| 1990-05-15 | 373177 | 42-135-36250 | PARKER, J. E. #10 | SHINNERY OIL COMPANY, INC. | DRILL | 4,500 | |
| 1990-05-14 | 373179 | 42-135-36249 | PARKER, J. E. #8 | SHINNERY OIL COMPANY, INC. | DRILL | 4,500 | |
| 1990-05-14 | 373178 | 42-135-36248 | PARKER, J. E. #9 | SHINNERY OIL COMPANY, INC. | DRILL | 4,500 | |
| 1990-05-10 | 373055 | 42-135-07200 | ECTOR AB FEE #2 | TEXACO PRODUCING INC. | RECOMP | 8,598 | |
| 1990-05-10 | 372955 | 42-135-36246 | CITY OF ODESSA UTILITY R.O.W. #CO38OS | ENERGAS COMPANY | DRILL | 350 | |
| 1990-05-10 | 372954 | 42-135-36245 | CITY OF ODESSA UTILITY R.O.W. #CO39OS | ENERGAS COMPANY | DRILL | 350 | |
| 1990-05-08 | 372953 | 42-135-36244 | CITY OF ODESSA UTILITY R.O.W. #CO37OS | ENERGAS COMPANY | DRILL | 340 | |
| 1990-05-08 | 372952 | 42-135-36247 | CITY OF ODESSA UTILITY R.O.W. #CO36OS | ENERGAS COMPANY | DRILL | 380 | |
| 1990-05-08 | 372945 | 42-135-36136 | TOAD "A" #1 | CARLOW CORP. | RECOMP | 4,800 | |
| 1990-05-04 | 373650 | 42-135-03467 | COWDEN RANCH "6" #9 | RUST OIL CORP. | RENTR | 9,000 | |
| 1990-05-02 | 372834 | 42-135-36237 | NORTH COWDEN UNIT #1402 | AMOCO PRODUCTION COMPANY | DRILL | 4,700 | |
| 1990-05-02 | 372833 | 42-135-36235 | NORTH COWDEN UNIT #1400 | AMOCO PRODUCTION COMPANY | DRILL | 4,700 | |
| 1990-05-02 | 372832 | 42-135-36236 | NORTH COWDEN UNIT #1401 | AMOCO PRODUCTION COMPANY | DRILL | 4,700 | |
| 1990-05-02 | 372758 | 42-135-10639 | FASKEN S-13 #1 | UNION TEXAS PETROLEUM CORP. | RECOMP | 13,153 | |
| 1990-04-30 | 372646 | 42-135-36233 | COWDEN "12" #7G | SAGE ENERGY COMPANY | DRILL | 6,000 | |
| 1990-04-27 | 372647 | 42-135-36234 | OLIVER "23" #2G | SAGE ENERGY COMPANY | DRILL | 6,000 | |
| 1990-04-25 | 372487 | 42-135-36232 | COLE #1823 | PHOENIX HYDROCARBONS, INC. | DRILL | 5,850 | |
| 1990-04-23 | 372414 | 42-135-36231 | ECTOR -BE- FEE #1 | TEXACO INC. | DRILL | 9,200 | |
| 1990-04-17 | 372108 | 42-135-36230 | ARCO "J" #Z 1 | TATUM PRODUCTION MANAGEMENT, INC | DRILL | 5,850 | |
| 1990-04-16 | 370819 | 42-135-05068 | EAST PENWELL (SAN ANDRES) UNIT #951 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,000 | |
| 1990-04-11 | 371908 | 42-135-36229 | JOHNSON GBSA UNIT #1713 | OXY USA INC. | DRILL | 4,550 | |
| 1990-04-11 | 371907 | 42-135-36228 | JOHNSON GBSA UNIT #1711 | OXY USA INC. | DRILL | 4,550 | |
| 1990-04-11 | 371906 | 42-135-36227 | JOHNSON GBSA UNIT #1716 | OXY USA INC. | DRILL | 4,550 | |
| 1990-04-11 | 371905 | 42-135-36226 | JOHNSON GBSA UNIT #1808 | OXY USA INC. | DRILL | 4,550 | |
| 1990-04-11 | 371904 | 42-135-36225 | JOHNSON GBSA UNIT #1809 | OXY USA INC. | DRILL | 4,550 | |
| 1990-04-11 | 371903 | 42-135-36224 | JOHNSON GBSA UNIT #1712 | OXY USA INC. | DRILL | 4,550 | |
| 1990-04-11 | 371857 | 42-135-36221 | JENNIFER (QUEEN) UNIT #13 | RENDOVA OIL CO | DRILL | 4,700 | |
| 1990-04-09 | 371856 | 42-135-36222 | JENNIFER (QUEEN) UNIT #18WI | RENDOVA OIL CO | DRILL | 4,700 | |
| 1990-04-09 | 371855 | 42-135-36219 | JENNIFER (QUEEN) UNIT #23 | RENDOVA OIL CO | DRILL | 4,700 | |
| 1990-04-06 | 371860 | 42-135-36215 | JENNIFER (QUEEN) UNIT #8WI | RENDOVA OIL CO | DRILL | 4,700 | |
| 1990-04-06 | 371859 | 42-135-36216 | JENNIFER (QUEEN) UNIT #10WI | RENDOVA OIL CO | DRILL | 4,700 | |
| 1990-04-06 | 371858 | 42-135-36220 | JENNIFER (QUEEN) UNIT #11 | RENDOVA OIL CO | DRILL | 4,700 | |
| 1990-04-06 | 371854 | 42-135-36223 | JENNIFER (QUEEN) UNIT #33WI | RENDOVA OIL CO | DRILL | 4,700 | |
| 1990-04-06 | 371853 | 42-135-36218 | JENNIFER (QUEEN) UNIT #34WI | RENDOVA OIL CO | DRILL | 4,700 | |
| 1990-04-06 | 371852 | 42-135-36217 | JENNIFER (QUEEN) UNIT #16WI | RENDOVA OIL CO | DRILL | 4,700 | |
| 1990-04-04 | 371705 | 42-135-30484 | YARBROUGH & ALLEN #87 | EXXON CORP. | RECOMP | 10,610 | |
| 1990-04-03 | 371687 | 42-135-36214 | SHOE-BAR RANCH "B" #2 | MARALO, INC. | DRILL | 11,500 | |
| 1990-03-29 | 371501 | 42-135-35598 | AVERITT "E" #1 | MCSHANE, J. INC. | RENTR | 4,900 | |
| 1990-03-26 | 369840 | 42-135-20472 | HOLT, O. B. -J- #3 | AMOCO PRODUCTION COMPANY | RECOMP | 5,326 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.