Harris County Drilling Permits
Every permit issued by the Texas Railroad Commission in Harris County — updated daily, data through 2026-02-13.
Harris County has had no new drilling permits in the past 90 days; the most recent permit on record was issued 2026-02-13. FRIO RESOURCES, LLC leads with 1 permit in the past 12 months, the only operator active in the county.
Last 30 Days
0
Operators (30d)
0
Latest Permit
2026-02-13
All Time
3,825
3,825 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1988-06-13 | 346867 | 42-201-07725 | SANDERS, KATIE S. ET AL #3 | MOJAC ENERGY CORP. | RENTR | 5,076 | |
| 1988-06-06 | 347366 | 42-201-32141 | SIMMS-SCHILLING #60 | EXXON CORP. | DRILL | 2,650 | |
| 1988-06-03 | 346397 | 42-201-00339 | TOMBALL GU 1 #24 | EXXON CORP. | RECOMP | 5,388 | |
| 1988-05-31 | 347110 | 42-201-07771 | KIESLING A. E. & DIXON, T.K A/C1 #20 | EXXON CORP. | RECOMP | 8,203 | |
| 1988-05-31 | 341220 | 42-201-30481 | RJS UNIT #4U | MENGDEN, W. ESTATE OF | RECOMP | 9,175 | |
| 1988-05-25 | 346988 | 42-201-32140 | WEBSTER FIELD UNIT #2504 | EXXON CORP. | DRILL | 6,100 | |
| 1988-05-25 | 346987 | 42-201-32139 | SIMMS-SWEET #56 | EXXON CORP. | DRILL | 2,700 | |
| 1988-05-17 | 346662 | 42-201-32138 | WEBSTER FIELD UNIT #1843 | EXXON CORP. | DRILL | 6,100 | |
| 1988-05-17 | 346662 | 42-201-32138 | WEBSTER FIELD UNIT #1843 | EXXON CORP. | DRILL | 6,100 | |
| 1988-05-16 | 346542 | 42-201-32137 | RICE UNIVERSITY #1A | ENDERLI OIL COMPANY, INC | DRILL | 4,100 | |
| 1988-05-12 | 346444 | 42-201-32136 | WEBSTER FIELD UNIT #1842 | EXXON CORP. | DRILL | 6,100 | |
| 1988-05-12 | 346444 | 42-201-32136 | WEBSTER FIELD UNIT #1842 | EXXON CORP. | DRILL | 6,140 | |
| 1988-05-12 | 344935 | 42-201-00258 | ADAMS, GEO. B. #3 | WILLIAMS, H. E. | RECOMP | 5,710 | |
| 1988-04-29 | 345887 | 42-201-32135 | WEBSTER FIELD UNIT #2409 | EXXON CORP. | DRILL | 6,100 | |
| 1988-04-28 | 344772 | 42-201-00360 | TOMBALL GU 1 #13 | EXXON CORP. | RECOMP | 5,588 | |
| 1988-04-25 | 345552 | 42-201-31060 | MARSHALL BROTHERS TRUSTS 'C' GU #1 | AMOCO PRODUCTION COMPANY | RECOMP | 16,000 | |
| 1988-04-21 | 345482 | 42-201-32082 | NASH, HANNAH #3 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 11,500 | |
| 1988-04-21 | 345432 | 42-201-32134 | COASTAL WATER AUTHORITY #1 | PETRUS OIL COMPANY, L.P. | DRILL | 15,500 | |
| 1988-04-18 | 345272 | 42-201-30398 | TOMBALL GU 2 #24 | EXXON CORP. | RECOMP | 5,665 | |
| 1988-04-14 | 344238 | 42-201-00364 | TOMBALL GU NO.1 #9 | EXXON CORP. | RECOMP | 5,577 | |
| 1988-04-12 | 343918 | 42-201-00333 | PETRICH, THERESA #3 | TORTUGA OPERATING COMPANY | RECOMP | 5,690 | |
| 1988-04-11 | 344625 | 42-201-30260 | HOLDERRIETH, P. #7 | EXXON CORP. | RECOMP | 10,200 | |
| 1988-04-11 | 344625 | 42-201-30260 | TOMBALL GU 9 #6 | EXXON CORP. | RECOMP | 10,200 | |
| 1988-03-31 | 344623 | 42-201-32133 | WEBSTER FIELD UNIT #1329 | EXXON CORP. | DRILL | 6,100 | |
| 1988-03-24 | 343882 | 42-201-32130 | WHELESS, W. M. ET AL #1 | AMEND ENERGY COMPANY | DRILL | 8,900 | |
| 1988-03-23 | 344247 | 42-201-32132 | WEBSTER FIELD UNIT #2904 | EXXON CORP. | DRILL | 6,100 | |
| 1988-03-22 | 343536 | 42-201-32129 | LEY, ROBERT M. ET AL #1 | SUBSURFACE RESOURCES, INC. | DRILL | 8,000 | |
| 1988-03-21 | 344119 | 42-201-32131 | WEBSTER FIELD UNIT #1841 | EXXON CORP. | DRILL | 6,100 | |
| 1988-03-07 | 343604 | 42-201-32127 | GAILLARD PENINSULA #62 | EXXON CORP. | DRILL | 4,500 | |
| 1988-03-07 | 343602 | 42-201-32128 | WEBSTER FIELD UNIT #2013 | EXXON CORP. | DRILL | 6,100 | |
| 1988-02-29 | 343197 | 42-201-32126 | DOOLEY #10 | MAGUIRE OIL COMPANY | DRILL | 8,900 | |
| 1988-02-29 | 343197 | 42-201-32126 | DOOLEY #10 | MAGUIRE OIL COMPANY | DRILL | 8,913 | |
| 1988-02-25 | 342946 | 42-201-32125 | BEAUMONT PETROLEUM CO. #67 | CHEVRON U. S. A. INC. | DRILL | 4,500 | |
| 1988-02-25 | 342946 | 42-201-32125 | BEAUMONT PETROLEUM CO. #67 | CHEVRON U. S. A. INC. | DRILL | 4,500 | |
| 1988-02-25 | 342946 | 42-201-32125 | BEAUMONT PETROLEUM CO. #67 | CHEVRON U. S. A. INC. | DRILL | 4,500 | |
| 1988-01-25 | 341795 | 42-201-32124 | WEBSTER FIELD UNIT #5020 | EXXON CORP. | DRILL | 6,100 | |
| 1988-01-20 | 341558 | 42-201-32079 | LONGENBAUGH #8 | HAMMAN OIL & REFG. CO. | RECOMP | 7,559 | |
| 1988-01-14 | 341422 | 42-201-32123 | FROST, P. M. #1 | AMERICAN HUNTER EXPLORATION LTD. | DRILL | 14,000 | |
| 1988-01-14 | 341422 | 42-201-32123 | FROST, P. M. #1 | AMERICAN HUNTER EXPLORATION LTD. | DRILL | 14,000 | |
| 1988-01-13 | 341297 | 42-201-32122 | NASH, HANNAH #5 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 12,000 | |
| 1988-01-13 | 341297 | 42-201-32122 | NASH, HANNAH #5 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 12,000 | |
| 1988-01-12 | 341304 | 42-201-32121 | WEBSTER FIELD UNIT #5019 | EXXON CORP. | DRILL | 6,100 | |
| 1988-01-06 | 341091 | 42-201-04000 | DOPSLAUF, LOUIS 'C' #2 | AMOCO PRODUCTION COMPANY | RECOMP | 7,295 | |
| 1988-01-06 | 341090 | 42-201-31976 | DOPSLAUF, LOUIS 'C' #7 | AMOCO PRODUCTION COMPANY | RECOMP | 7,450 | |
| 1988-01-06 | 340151 | 42-201-00687 | KUEHN, M.J. #6 | EXXON CORP. | RECOMP | 5,560 | |
| 1987-12-29 | 340669 | 42-201-31316 | HORNBERGER UNIT #1 | HOUSTON PET. CO. | RENTR | 5,000 | |
| 1987-12-28 | 340638 | 42-201-32120 | WEBSTER FIELD UNIT #1840 | EXXON CORP. | DRILL | 6,100 | |
| 1987-12-22 | 340544 | 42-201-32119 | ANDERSON, ALICE V. ET AL #1 | ENRON OIL & GAS COMPANY | DRILL | 14,500 | |
| 1987-12-22 | 340544 | 42-201-32119 | ANDERSON, ALICE V. ET AL #1A | ENRON OIL & GAS COMPANY | DRILL | 14,500 | |
| 1987-12-22 | 340537 | 42-201-32118 | HINSON, D. E. #1 | WALTER OIL & GAS CORPORATION | DRILL | 9,500 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Harris County.