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). 7 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 |
|---|---|---|---|---|---|---|---|
| 1991-10-09 | 392596 | 42-135-36539 | NORTH PENWELL UNIT #190 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-10-09 | 392595 | 42-135-36535 | NORTH PENWELL UNIT #191 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-10-09 | 392594 | 42-135-36534 | NORTH PENWELL UNIT #195 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-10-09 | 392593 | 42-135-36533 | NORTH PENWELL UNIT #206 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-10-09 | 392592 | 42-135-36532 | NORTH PENWELL UNIT #219 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-10-08 | 392455 | 42-135-36526 | GOLDSMITH ANDECTOR UNIT #B 10 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,600 | |
| 1991-10-07 | 392643 | 42-135-36530 | PAUL MOSS UNIT #10WS | ORYX ENERGY COMPANY | DRILL | 120 | |
| 1991-10-07 | 392642 | 42-135-02103 | PAUL MOSS UNIT #16WS | ORYX ENERGY COMPANY | DRILL | 1,303 | |
| 1991-10-04 | 392463 | 42-135-36528 | GOLDSMITH ANDECTOR UNIT #J 11 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,600 | |
| 1991-10-04 | 392462 | 42-135-36527 | GOLDSMITH ANDECTOR UNIT #F 35 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,600 | |
| 1991-10-04 | 392462 | 42-135-36527 | GOLDSMITH ANDECTOR UNIT #F 35 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,600 | |
| 1991-10-03 | 392384 | 42-135-36525 | AVERITT F #1 | OXY USA INC. | DRILL | 4,750 | |
| 1991-10-01 | 392170 | 42-135-36524 | PEVEHOUSE #1 | PENWELL ENERGY, INC. | DRILL | 13,000 | |
| 1991-09-25 | 392256 | 42-135-01619 | CONNELL, W.E. "A" #5 | CHEVRON U. S. A. INC. | RECOMP | 8,945 | |
| 1991-09-25 | 391949 | 42-135-36521 | COWDEN #2 | PENWELL ENERGY, INC. | DRILL | 13,000 | |
| 1991-09-25 | 391949 | 42-135-36521 | COWDEN #2 | PENWELL ENERGY, INC. | DRILL | 12,725 | |
| 1991-09-23 | 392126 | 42-135-36522 | FORTUNE 500 #1 | PHILLIPS PETROLEUM COMPANY | DRILL | 13,000 | |
| 1991-09-23 | 392126 | 42-135-36522 | FORTUNE 500 #1 | PHILLIPS PETROLEUM COMPANY | DRILL | 13,000 | |
| 1991-09-23 | 392126 | 42-135-36522 | FORTUNE 500 #1 | PHILLIPS PETROLEUM COMPANY | DRILL | 13,000 | |
| 1991-09-20 | 391296 | 42-135-36163 | SHOEBAR RANCH #1 | PHILLIPS PETROLEUM COMPANY | RECOMP | 11,300 | Y |
| 1991-09-20 | 391296 | 42-135-36163 | SHOEBAR RANCH #1 | PHILLIPS PETROLEUM COMPANY | RECOMP | 11,300 | Y |
| 1991-09-13 | 391894 | 42-135-36520 | LAZY -E- #3 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,400 | |
| 1991-09-13 | 391893 | 42-135-36208 | LAZY -E- #1 | PHILLIPS PETROLEUM COMPANY | RECOMP | 7,850 | |
| 1991-09-10 | 391732 | 42-135-36277 | LAZY-E #2 | PHILLIPS PETROLEUM COMPANY | RECOMP | 5,620 | |
| 1991-09-06 | 391639 | 42-135-36518 | NORTH PENWELL UNIT #182 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-09-06 | 391633 | 42-135-36517 | NORTH PENWELL UNIT #217 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-09-06 | 391632 | 42-135-36516 | NORTH PENWELL UNIT #215 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-09-06 | 391631 | 42-135-36515 | NORTH PENWELL UNIT #211 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-09-06 | 391629 | 42-135-36514 | NORTH PENWELL UNIT #205 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-09-06 | 391628 | 42-135-36513 | NORTH PENWELL UNIT #196 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-09-06 | 391627 | 42-135-36512 | NORTH PENWELL UNIT #197 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-09-06 | 391626 | 42-135-36511 | NORTH PENWELL UNIT #200 | PHILLIPS PETROLEUM COMPANY | DRILL | 4,850 | |
| 1991-09-06 | 391615 | 42-135-36519 | WILLIAMSON, J.M. "A" #3 | MARIAH ENERGY CORP. | DRILL | 4,700 | |
| 1991-09-05 | 391233 | 42-135-36510 | FOSTER D #2 | CITGO PIPELINE COMPANY | DRILL | 275 | |
| 1991-09-03 | 391349 | 42-135-01577 | CONNELL, W.E. 'B' #27 | CHEVRON U. S. A. INC. | RENTR | 6,200 | |
| 1991-08-30 | 391375 | 42-135-36509 | TOAD "A" #8 | UNION OIL COMPANY OF CALIFORNIA | DRILL | 5,350 | |
| 1991-08-28 | 389660 | 42-135-36492 | HENDERSON, F.A. -B- #11 | EXXON CORP. | DRILL | 9,350 | |
| 1991-08-26 | 391120 | 42-135-34733 | WOODS, E.N. #14 | TRIAD ENERGY CORPORATION | RECOMP | 4,700 | |
| 1991-08-20 | 391039 | 42-135-36508 | EAST PENWELL (SAN ANDRES) UNIT #2012 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,100 | |
| 1991-08-20 | 391037 | 42-135-36507 | EAST PENWELL (SAN ANDRES) UNIT #314 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,100 | |
| 1991-08-20 | 391034 | 42-135-36506 | EAST PENWELL (SAN ANDRES) UNIT #409 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,100 | |
| 1991-08-20 | 391033 | 42-135-36505 | EAST PENWELL (SAN ANDRES) UNIT #908 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,100 | |
| 1991-08-20 | 391032 | 42-135-36504 | EAST PENWELL (SAN ANDRES) UNIT #1112 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,100 | |
| 1991-08-20 | 391031 | 42-135-36503 | EAST PENWELL (SAN ANDRES) UNIT #1113 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,100 | |
| 1991-08-20 | 391030 | 42-135-36502 | EAST PENWELL (SAN ANDRES) UNIT #1508 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,100 | |
| 1991-08-20 | 391030 | 42-135-36502 | EAST PENWELL (SAN ANDRES) UNIT #1508 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,100 | |
| 1991-08-20 | 391029 | 42-135-36917 | EAST PENWELL (SAN ANDRES) UNIT #2113 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,100 | |
| 1991-08-20 | 391005 | 42-135-30288 | GOLDSMITH, C. A. ET AL #1261 | CHEVRON U. S. A. INC. | RECOMP | 6,345 | |
| 1991-08-19 | 390995 | 42-135-36500 | NORTH COWDEN UNIT #1411 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 | |
| 1991-08-19 | 390994 | 42-135-36499 | NORTH COWDEN UNIT #1410 | AMOCO PRODUCTION COMPANY | DRILL | 5,000 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.