Ector County Drilling Permits
Every permit issued by the Texas Railroad Commission in Ector County — updated daily, data through 2026-08-04.
Ector County permitting is running 8.7 permits a month over the trailing 90 days (26 total, down 45% on the prior quarter). 5 were issued in the past week. DIAMONDBACK E&P LLC leads with 87 permits in the past 12 months, one of 19 operators active in the county.
Last 30 Days
17
Operators (30d)
4
Latest Permit
2026-08-04
All Time
16,074
16,074 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1986-08-29 | 305753 | 42-135-35337 | GIST UNIT #155 | CONOCO INC. | DRILL | 4,600 | |
| 1986-08-29 | 305753 | 42-135-35337 | GIST UNIT #155 | CONOCO INC. | DRILL | 4,600 | |
| 1986-08-29 | 305753 | 42-135-35337 | GIST UNIT #155 | CONOCO INC. | DRILL | 4,600 | |
| 1986-08-26 | 305627 | 42-135-35336 | FOSTER, H. S. "C" #9 | CONOCO INC. | DRILL | 4,850 | |
| 1986-08-18 | 305332 | 42-135-35335 | MINS-D #5 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,550 | |
| 1986-08-13 | 305222 | 42-135-35334 | SHELL, EDWARDS #2 | M-T PETROLEUM, INC. | DRILL | 4,500 | |
| 1986-08-12 | 305144 | 42-135-35333 | ARCO "22" #1 | TERRA RESOURCES, INC. | DRILL | 8,200 | |
| 1986-08-12 | 305144 | 42-135-35333 | ARCO "22" #1 | TERRA RESOURCES, INC. | DRILL | 8,200 | |
| 1986-08-07 | 305007 | 42-135-35332 | MCENTIRE #13 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,650 | |
| 1986-08-07 | 304992 | 42-135-30016 | GOLDSMITH, C. A. ET AL #1127 | CHEVRON U. S. A. INC. | RECOMP | 6,600 | |
| 1986-08-06 | 304977 | 42-135-35330 | EMBAR #61 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,650 | |
| 1986-08-06 | 304976 | 42-135-35329 | EMBAR #59 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,675 | |
| 1986-08-06 | 304978 | 42-135-35331 | EMBAR #60 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,650 | |
| 1986-07-28 | 304624 | 42-135-02642 | COWDEN RANCH "7" #3 | RUST OIL CORP. | OTHER | 8,929 | |
| 1986-07-28 | 304621 | 42-135-35328 | PALMER, RUTH G. #14 | ARCO OIL & GAS CO. | DRILL | 4,700 | |
| 1986-07-28 | 304621 | 42-135-35328 | PALMER, RUTH G. #14 | ARCO OIL & GAS CO. | DRILL | 4,700 | |
| 1986-07-25 | 304548 | 42-135-34268 | GOLDSMITH, C. A. ET AL #1386 | CHEVRON U. S. A. INC. | RECOMP | 6,800 | |
| 1986-07-23 | 304487 | 42-135-30644 | WITCHER, J. E. #63 | AMOCO PRODUCTION COMPANY | RECOMP | 9,000 | |
| 1986-07-16 | 304272 | 42-135-02092 | PAUL MOSS UNIT #16 | SUN EXPL. & PROD. CO.-MIDLAND | OTHER | 4,235 | |
| 1986-07-16 | 304261 | 42-135-20141 | PAUL MOSS UNIT #17 | SUN EXPL. & PROD. CO.-MIDLAND | OTHER | 4,250 | |
| 1986-07-16 | 304274 | 42-135-02097 | PAUL MOSS UNIT #23 | SUN EXPL. & PROD. CO.-MIDLAND | OTHER | 4,245 | |
| 1986-07-16 | 304269 | 42-135-02040 | PAUL MOSS UNIT #31 | SUN EXPL. & PROD. CO.-MIDLAND | OTHER | 4,316 | |
| 1986-07-16 | 304260 | 42-135-20142 | PAUL MOSS UNIT #8 | SUN EXPL. & PROD. CO.-MIDLAND | OTHER | 4,245 | |
| 1986-07-16 | 304263 | 42-135-02032 | PAUL MOSS UNIT #7 | SUN EXPL. & PROD. CO.-MIDLAND | OTHER | 4,259 | |
| 1986-07-16 | 304271 | 42-135-02037 | PAUL MOSS UNIT #24 | SUN EXPL. & PROD. CO.-MIDLAND | OTHER | 4,235 | |
| 1986-07-16 | 304275 | 42-135-32774 | PAUL MOSS UNIT #161 | SUN EXPL. & PROD. CO.-MIDLAND | OTHER | 4,440 | |
| 1986-07-07 | 303912 | 42-135-35324 | PENWELL UNIT #2356 | TEXACO PRODUCING INC. | DRILL | 3,900 | |
| 1986-07-07 | 303915 | 42-135-35325 | PENWELL UNIT #1377 | TEXACO PRODUCING INC. | DRILL | 3,930 | |
| 1986-07-07 | 303922 | 42-135-35327 | PENWELL UNIT #2346 | TEXACO PRODUCING INC. | DRILL | 3,920 | |
| 1986-07-07 | 303920 | 42-135-35326 | PENWELL UNIT #2367A | TEXACO PRODUCING INC. | DRILL | 3,875 | |
| 1986-07-03 | 303835 | 42-135-35281 | EAST COWDEN (GB) UNIT #75 | CONOCO INC. | DRILL | 4,750 | |
| 1986-07-03 | 303849 | 42-135-35277 | EAST COWDEN (GB) UNIT #72 | CONOCO INC. | DRILL | 4,750 | |
| 1986-07-03 | 303846 | 42-135-35283 | EAST COWDEN (GB) UNIT #71 | CONOCO INC. | DRILL | 4,750 | |
| 1986-06-30 | 303705 | 42-135-35323 | PARKER ESTATE "A" #7 | ODESSA EXPLORATION, INC. | DRILL | 4,500 | |
| 1986-06-25 | 332058 | 42-135-10469 | FASKEN OPERATING AREA -B- #6 | AMOCO PRODUCTION CO.-ANDREWS | RECOMP | 13,160 | |
| 1986-06-23 | 303490 | 42-135-02650 | COWDEN RANCH "19" #2 | RUST OIL CORP. | OTHER | 8,809 | |
| 1986-06-20 | 303435 | 42-135-35322 | SOUTH COWDEN UNIT #21 | CONOCO INC. | DRILL | 9,250 | |
| 1986-06-19 | 303388 | 42-135-35321 | JENNIFER 'A' #13 | RENDOVA OIL CO | DRILL | 5,000 | |
| 1986-06-18 | 303336 | 42-135-33986 | CONNELL, W. E. NCT-2 #162 | TEXACO INC. | RECOMP | 9,800 | |
| 1986-06-18 | 303482 | 42-135-02830 | COWDEN, J. M. R/A "A" #104 | AMOCO PRODUCTION COMPANY | DRILL | 5,310 | |
| 1986-06-16 | 303302 | 42-135-02820 | COWDEN, J. M. R/A "A" #94 | AMOCO PRODUCTION COMPANY | DRILL | 5,301 | |
| 1986-06-16 | 303316 | 42-135-02822 | COWDEN, J. M. R/A "A" #96 | AMOCO PRODUCTION COMPANY | DRILL | 5,283 | |
| 1986-06-13 | 303220 | 42-135-35017 | MIDLAND FARMS #11 | SOUTHLAND ROYALTY COMPANY | RECOMP | 10,700 | |
| 1986-06-13 | 303220 | 42-135-35017 | MIDLAND FARMS #11 | SOUTHLAND ROYALTY COMPANY | RECOMP | 4,800 | |
| 1986-06-12 | 303150 | 42-135-04963 | ANDERSON, CHC R/A "E" #4 | AMOCO PRODUCTION COMPANY | RECOMP | 10,537 | |
| 1986-06-11 | 303129 | 42-135-35320 | FRASER, G. C. #3 | SUN EXPL. & PROD. CO.-MIDLAND | DRILL | 6,100 | |
| 1986-06-11 | 303121 | 42-135-35319 | FRASER, G. C. #2 | SUN EXPL. & PROD. CO.-MIDLAND | DRILL | 6,100 | |
| 1986-06-05 | 302864 | 42-135-35318 | PENWELL UNIT #2316 | TEXACO PRODUCING INC. | DRILL | 3,920 | |
| 1986-06-05 | 302862 | 42-135-35317 | PENWELL UNIT #2390 | TEXACO PRODUCING INC. | DRILL | 3,900 | |
| 1986-06-05 | 302861 | 42-135-35316 | PENWELL UNIT #2337 | TEXACO PRODUCING INC. | DRILL | 3,920 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.