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 |
|---|---|---|---|---|---|---|---|
| 1989-05-11 | 359150 | 42-135-36087 | FOSTER J #3 | PHILLIPS PETROLEUM COMPANY | DRILL | 9,300 | |
| 1989-05-08 | 358998 | 42-135-08333 | WILLIAMSON, JESSIE MAY #8L | MARIAH ENERGY CORP. | RECOMP | 5,800 | |
| 1989-05-08 | 358954 | 42-135-36085 | JOHNSON GRAYBURG-SAN ANDRES UNIT #302A | OXY USA INC. | DRILL | 4,600 | |
| 1989-05-08 | 358953 | 42-135-36082 | JOHNSON GRAYBURG-SAN ANDRES UNIT #805 | OXY USA INC. | DRILL | 4,600 | |
| 1989-05-08 | 358951 | 42-135-36084 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2605 | OXY USA INC. | DRILL | 4,600 | |
| 1989-05-04 | 358862 | 42-135-35536 | FASKEN 14 #6 | UNION TEXAS PETROLEUM CORP. | RECOMP | 13,400 | |
| 1989-05-03 | 358819 | 42-135-36079 | GIST "B" #524 | KERR-MCGEE CORPORATION | DRILL | 4,500 | |
| 1989-05-03 | 358818 | 42-135-36078 | GIST "B" #525 | KERR-MCGEE CORPORATION | DRILL | 4,500 | |
| 1989-04-28 | 358493 | 42-135-03474 | LIMPIA #4 | PHILLIPS PETROLEUM COMPANY | RECOMP | 8,990 | |
| 1989-04-28 | 358493 | 42-135-03474 | LIMPIA #4 | PHILLIPS PETROLEUM COMPANY | RECOMP | 8,949 | |
| 1989-04-27 | 358616 | 42-135-36076 | TOAD #7 | CARLOW CORP. | DRILL | 5,400 | |
| 1989-04-26 | 358514 | 42-135-36075 | JOHNSON GRAYBURG-SAN ANDRES UNIT #707 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-26 | 358513 | 42-135-36074 | JOHNSON GRAYBURG-SAN ANDRES UNIT #708 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-26 | 358383 | 42-135-36073 | GOLDSMITH ADOBE UNIT #5005 | OILSEARCH CORPORATION (A) | DRILL | 6,200 | |
| 1989-04-21 | 358325 | 42-135-05125 | UNIVERSITY -D- #9 | SHELL WESTERN E&P INC. | RECOMP | 8,886 | |
| 1989-04-19 | 358231 | 42-135-20077 | GOLDSMITH, C. A. ETAL #1086 | CHEVRON U. S. A. INC. | RECOMP | 6,675 | |
| 1989-04-19 | 358230 | 42-135-30314 | GOLDSMITH, C. A. ETAL #1256 | CHEVRON U. S. A. INC. | RECOMP | 6,378 | |
| 1989-04-19 | 358171 | 42-135-36071 | COWDEN "G" #3 | COLTER OPERATING, INC. | DRILL | 9,000 | |
| 1989-04-18 | 358272 | 42-135-36072 | KAYSER, EVA #3 | MINIHAN, TOM R. | DRILL | 4,500 | |
| 1989-04-18 | 358151 | 42-135-35013 | BUM "C" #1 | ANDECTOR EXPLORATION COMPANY | RECOMP | 5,900 | |
| 1989-04-14 | 358160 | 42-135-36070 | SHOE BAR "D" #1 | MARALO, INC. | DRILL | 11,000 | |
| 1989-04-13 | 358015 | 42-135-30200 | GOLDSMITH, C. A. ETAL #1229 | CHEVRON U. S. A. INC. | RECOMP | 6,500 | |
| 1989-04-12 | 357847 | 42-135-36069 | COWDEN, ELLIOTT F. #7 | SAGE ENERGY COMPANY | DRILL | 4,400 | |
| 1989-04-11 | 357978 | 42-135-35536 | FASKEN 14 #6 | UNION TEXAS PETROLEUM CORP. | RECOMP | 13,400 | |
| 1989-04-11 | 357978 | 42-135-35536 | FASKEN 14 #6 | UNION TEXAS PETROLEUM CORP. | RECOMP | 13,400 | |
| 1989-04-10 | 357881 | 42-135-36066 | JOHNSON GRAYBURG-SAN ANDRES UNIT #609 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357880 | 42-135-36065 | JOHNSON GRAYBURG-SAN ANDRES UNIT #607 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357879 | 42-135-36064 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1004 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357878 | 42-135-36063 | JOHNSON GRAYBURG-SAN ANDRES UNIT #906 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357877 | 42-135-36062 | JOHNSON GRAYBURG-SAN ANDRES UNIT #608 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357876 | 42-135-36061 | JOHNSON GRAYBURG-SAN ANDRES UNIT #905 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357875 | 42-135-36068 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1002 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357874 | 42-135-36060 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1003 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357873 | 42-135-36059 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1205 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357872 | 42-135-36067 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1206 | OXY USA INC. | DRILL | 4,600 | |
| 1989-04-10 | 357846 | 42-135-36058 | COWDEN "13" #4G | SAGE ENERGY COMPANY | DRILL | 6,000 | |
| 1989-04-06 | 356987 | 42-135-35580 | UNIVERSITY -D- #17 | SHELL WESTERN E&P INC. | RECOMP | 5,810 | |
| 1989-04-03 | 357601 | 42-135-35719 | SHOE BAR RANCH "A" #1 | MARALO, INC. | OTHER | 11,114 | |
| 1989-04-03 | 357560 | 42-135-36057 | TOAD #6 | CARLOW CORP. | DRILL | 5,400 | |
| 1989-03-30 | 357584 | 42-135-36056 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1307 | OXY USA INC. | DRILL | 4,300 | |
| 1989-03-30 | 357583 | 42-135-36055 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1308 | OXY USA INC. | DRILL | 4,600 | |
| 1989-03-30 | 357582 | 42-135-36054 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1203 | OXY USA INC. | DRILL | 4,600 | |
| 1989-03-30 | 357581 | 42-135-36053 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1204 | OXY USA INC. | DRILL | 4,600 | |
| 1989-03-30 | 356697 | 42-135-36048 | SOUTH COWDEN CANYON UNIT #29 | CONOCO INC. | DRILL | 9,400 | |
| 1989-03-30 | 356697 | 42-135-36048 | SOUTH COWDEN CANYON UNIT #29 | CONOCO INC. | DRILL | 9,800 | |
| 1989-03-28 | 356659 | 42-135-30343 | GOLDSMITH, C. A. ETAL #1283 | CHEVRON U. S. A. INC. | RECOMP | 6,350 | |
| 1989-03-20 | 357141 | 42-135-30387 | GOLDSMITH, C. A. ET AL #1295 | CHEVRON U. S. A. INC. | RECOMP | 6,650 | |
| 1989-03-20 | 357140 | 42-135-30254 | GOLDSMITH, C. A. ETAL #1242 | CHEVRON U. S. A. INC. | RECOMP | 6,550 | |
| 1989-03-20 | 357129 | 42-135-36052 | JOHNSON, J. L. "38" #6 | CONOCO INC. | DRILL | 5,700 | |
| 1989-03-17 | 356479 | 42-135-36040 | PENWELL UNIT #1370 | TEXACO PRODUCING INC. | DRILL | 3,950 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.