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 |
|---|---|---|---|---|---|---|---|
| 1988-10-14 | 352222 | 42-135-35993 | MOSS, PAUL "C" #31 | EASTLAND OIL COMPANY, THE | DRILL | 4,200 | |
| 1988-10-12 | 352091 | 42-135-35989 | COWDEN "12" #2G | SAGE ENERGY COMPANY | DRILL | 6,000 | |
| 1988-10-12 | 352091 | 42-135-35989 | COWDEN "12" #2G | SAGE ENERGY COMPANY | DRILL | 6,000 | |
| 1988-09-28 | 351607 | 42-135-02328 | MCDONALD, IDA #27 | TEXACO PRODUCING INC. | RECOMP | 6,650 | |
| 1988-09-26 | 351539 | 42-135-35986 | GOLDSMITH ANDECTOR UNIT #L155 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,400 | |
| 1988-09-26 | 351538 | 42-135-35985 | GOLDSMITH ANDECTOR UNIT #F155 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,400 | |
| 1988-09-26 | 351537 | 42-135-35984 | GOLDSMITH ANDECTOR UNIT #H155 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,400 | |
| 1988-09-26 | 351535 | 42-135-35983 | GOLDSMITH ANDECTOR UNIT #J 13 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,400 | |
| 1988-09-26 | 351518 | 42-135-35987 | COWDEN RANCH "6" #5 | RUST OIL CORP. | DRILL | 9,000 | |
| 1988-09-26 | 351492 | 42-135-35982 | MAURICE, RESSIE #1 | CRUMP PETROLEUM CORPORATION | DRILL | 4,800 | |
| 1988-09-19 | 351325 | 42-135-35979 | COWDEN, CLYDE #170 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,500 | |
| 1988-09-19 | 351325 | 42-135-35979 | COWDEN, CLYDE #170 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,800 | |
| 1988-09-19 | 351318 | 42-135-35980 | COWDEN, CLYDE #168 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,500 | |
| 1988-09-19 | 351318 | 42-135-35980 | COWDEN, CLYDE #168 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,800 | |
| 1988-09-19 | 351285 | 42-135-35977 | LONGBOTHAM, CORA "A" #1 | AMOCO PRODUCTION COMPANY | DRILL | 9,700 | |
| 1988-09-16 | 351324 | 42-135-35978 | COWDEN, CLYDE #169 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,500 | |
| 1988-09-16 | 351324 | 42-135-35978 | COWDEN, CLYDE #169 | PHILLIPS PETROLEUM COMPANY | DRILL | 6,800 | |
| 1988-09-16 | 351268 | 42-135-35976 | ECTOR "AS" FEE #10 | CONOCO INC. | DRILL | 9,150 | |
| 1988-09-16 | 351201 | 42-135-35975 | COWDEN AA #1 | OXY USA INC. | DRILL | 13,300 | |
| 1988-09-16 | 351201 | 42-135-35975 | COWDEN AA #1 | OXY USA INC. | DRILL | 13,300 | |
| 1988-09-15 | 351230 | 42-135-07004 | THOMAS "A" #2D | SHELL WESTERN E&P INC. | RECOMP | 9,778 | |
| 1988-09-14 | 351160 | 42-135-35963 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1505 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351159 | 42-135-35964 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1506 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351158 | 42-135-35965 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1604 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351157 | 42-135-35966 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1707 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351156 | 42-135-35960 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1708 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351155 | 42-135-35967 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1907 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351154 | 42-135-35968 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2112 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351153 | 42-135-35969 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2113 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351152 | 42-135-35970 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2114 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351150 | 42-135-35971 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2115 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351149 | 42-135-35972 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2116 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351147 | 42-135-35973 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2303 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351146 | 42-135-35974 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2304 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351145 | 42-135-35961 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2407 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351143 | 42-135-35962 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2408 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-14 | 351141 | 42-135-30009 | GOLDSMITH, C. A., ETAL #1117 | CHEVRON U. S. A. INC. | RECOMP | 6,650 | |
| 1988-09-09 | 351010 | 42-135-35959 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2205 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-09 | 351007 | 42-135-35958 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2204 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-09 | 351006 | 42-135-35957 | JOHNSON GRAYBURG-SAN ANDRES UNIT #2111 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-09 | 351005 | 42-135-35956 | JOHNSON GRAYBURG-SAN ANDRES UNIT #1908 | OXY USA INC. | DRILL | 4,400 | |
| 1988-09-08 | 350151 | 42-135-35951 | SOUTH FAULT BLOCK UNIT #462 | PHILLIPS PETROLEUM COMPANY | DRILL | 8,600 | |
| 1988-09-01 | 350716 | 42-135-35955 | COWDEN, ELLIOTT F. "D" #8 | AMOCO PRODUCTION COMPANY | DRILL | 13,600 | |
| 1988-08-25 | 350121 | 42-135-35954 | EAST COWDEN GRAYBURG UNIT #83 | CONOCO INC. | DRILL | 4,750 | |
| 1988-08-22 | 350307 | 42-135-20001 | KLOH B-5 #7 | CONOCO INC. | RECOMP | 9,250 | |
| 1988-08-19 | 350347 | 42-135-06590 | HEADLEE, E. V. TG #2 | ARCO OIL & GAS CO. | RENTR | 13,526 | |
| 1988-08-19 | 350299 | 42-135-35953 | COWDEN "13" #2 | SAGE ENERGY COMPANY | DRILL | 9,500 | |
| 1988-08-19 | 350299 | 42-135-35953 | COWDEN "13" #2 | SAGE ENERGY COMPANY | DRILL | 8,970 | |
| 1988-08-18 | 350228 | 42-135-01749 | HOLT, O. B. JR. ET AL #6 | CHEVRON U. S. A. INC. | RECOMP | 5,334 | |
| 1988-08-17 | 349425 | 42-135-36088 | EMMONS UNIT #209 | FINA OIL & CHEMICAL COMPANY | DRILL | 4,800 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.