Frio County Drilling Permits
Every permit issued by the Texas Railroad Commission in Frio County — updated daily, data through 2026-07-27.
Frio County permitting is running 7.3 permits a month over the trailing 90 days (22 total, level with the prior quarter). 4 were issued in the past week. FORMENTERA OPERATIONS LLC leads with 34 permits in the past 12 months, one of 8 operators active in the county.
Last 30 Days
5
Operators (30d)
2
Latest Permit
2026-07-27
All Time
4,288
4,288 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1995-09-27 | 440348 | 42-163-33208 | BIG FOOT OLMOS 'B' SAND UNIT #208A | HCM | DRILL | 3,300 | |
| 1995-09-27 | 440347 | 42-163-33207 | BIG FOOT OLMOS 'B' SAND UNIT #210A | HCM | DRILL | 3,350 | |
| 1995-09-27 | 440346 | 42-163-33206 | BIG FOOT OLMOS 'B' SAND UNIT #211A | HCM | DRILL | 3,350 | |
| 1995-09-27 | 440345 | 42-163-33205 | BIG FOOT OLMOS'B' SAND UNIT #212A | HCM | DRILL | 3,380 | |
| 1995-09-19 | 440012 | 42-163-33204 | BLACKBURN #1 | REGAL PETROLEUM SERVICES | DRILL | 2,900 | |
| 1995-07-12 | 437667 | 42-163-33203 | HICKEY, WILLIAM #4 | NEUMANN, ALFRED | DRILL | 4,200 | |
| 1995-07-12 | 437667 | 42-163-33203 | HICKEY, WILLIAM #4 | NEUMANN, ALFRED | DRILL | 4,200 | |
| 1995-07-07 | 437612 | 42-163-33197 | BIG FOOT OLMOS "B" SAND UNIT #363A | HCM | DRILL | 3,400 | |
| 1995-07-07 | 437611 | 42-163-33198 | BIG FOOT OLMOS "B" SAND UNIT #314A | HCM | DRILL | 3,450 | |
| 1995-07-07 | 437610 | 42-163-33199 | BIG FOOT OLMOS "B" SAND UNIT #313A | HCM | DRILL | 3,450 | |
| 1995-07-07 | 437609 | 42-163-33200 | BIG FOOT OLMOS "B" SAND UNIT #310A | HCM | DRILL | 3,350 | |
| 1995-07-07 | 437608 | 42-163-33201 | BIG FOOT OLMOS "B" SAND UNIT #298A | HCM | DRILL | 3,450 | |
| 1995-07-07 | 437607 | 42-163-33202 | BIG FOOT OLMOS "B" SAND UNIT #287A | HCM | DRILL | 3,450 | |
| 1995-06-01 | 436447 | 42-163-33191 | BIG FOOT OLMOS 'B' SAND UNIT #209A | HCM | DRILL | 3,350 | |
| 1995-06-01 | 436446 | 42-163-33196 | BIG FOOT OLMOS 'B' SAND UNIT #17A | HCM | DRILL | 3,250 | |
| 1995-06-01 | 436445 | 42-163-33195 | BIG FOOT OLMOS 'B' SAND UNIT #283A | HCM | DRILL | 3,350 | |
| 1995-06-01 | 436444 | 42-163-33192 | BIG FOOT OLMOS 'B' SAND UNIT #23A | HCM | DRILL | 3,300 | |
| 1995-06-01 | 436443 | 42-163-33193 | BIG FOOT OLMOS 'B' SAND UNIT #242A | HCM | DRILL | 3,300 | |
| 1995-06-01 | 436442 | 42-163-33194 | BIG FOOT OLMOS 'B' SAND UNIT #220A | HCM | DRILL | 3,300 | |
| 1995-05-09 | 435482 | 42-163-33038 | BEELER, R.F. "C" #3105 | CITATION OIL & GAS CORP. | RECOMP | 6,800 | Y |
| 1995-05-08 | 435479 | 42-163-30538 | KLOPEK, ALBERT #1 | S & L OIL FIELD SERVICES | RECOMP | 6,898 | |
| 1995-05-04 | 435444 | 42-163-30936 | BEELER, R. F. #3101 | CITATION OIL & GAS CORP. | RECOMP | 7,000 | |
| 1995-04-12 | 434821 | 42-163-33190 | WEBB THOMPSON "B" #34 | HCM | DRILL | 3,800 | |
| 1995-03-21 | 434024 | 42-163-20038 | MACK, JOHN G. #1A | MAGNUM PETROLEUM, INC. | RENTR | 2,460 | |
| 1995-03-20 | 432662 | 42-163-33185 | BAIN, T. W. #46 | HCM | DRILL | 3,300 | |
| 1995-03-20 | 432662 | 42-163-33185 | BAIN, T.W. #46 | HCM | DRILL | 3,600 | |
| 1995-03-20 | 432654 | 42-163-33182 | BURNS, JANE #50 | HCM | DRILL | 3,700 | |
| 1995-02-07 | 432661 | 42-163-33186 | BURNS, JANE #51 | HCM | DRILL | 3,700 | |
| 1995-02-07 | 432660 | 42-163-00234 | THOMPSON, WEBB 'B' #21 | HCM | RECOMP | 3,626 | |
| 1995-02-07 | 432659 | 42-163-33183 | THOMPSON, DENNIS #15 | HCM | DRILL | 3,600 | |
| 1995-02-07 | 432658 | 42-163-33184 | BURNS, JANE 'C' #23 | HCM | DRILL | 3,600 | |
| 1995-02-07 | 432657 | 42-163-33187 | THOMPSON, WEBB 'B' #33 | HCM | DRILL | 3,800 | |
| 1995-02-07 | 432656 | 42-163-33188 | BORDOVSKY, J. S. 'A' #19 | HCM | DRILL | 3,700 | |
| 1995-02-07 | 432655 | 42-163-33189 | BORDOVSKY, J. S. 'A' #18 | HCM | DRILL | 3,700 | |
| 1995-02-06 | 432604 | 42-163-01195 | MICHAEL, A. M. #8 | COLT OPERATING CORPORATION | RENTR | 4,800 | |
| 1995-02-01 | 431959 | 42-163-30385 | CALVERT, J. H. #C 4 | C AND S OIL & GAS | RENTR | 4,600 | |
| 1994-12-23 | 431129 | 42-163-32685 | PEARSALL-ADAMS #1 | OLMOS PARTNERS, INC. | RECOMP | 5,700 | |
| 1994-12-08 | 430778 | 42-163-30227 | JOHNSON, JAMES J. #1 | MESCALERO ENERGY, INC. | RENTR | 5,000 | |
| 1994-11-22 | 430305 | 42-163-30874 | CORE GROUP #1 | GOLDEN CHILD, INC. | RECOMP | 18,000 | |
| 1994-10-26 | 429442 | 42-163-32599 | MOFFETT RANCH #1A | MESCALERO ENERGY, INC. | RENTR | 11,000 | Y |
| 1994-10-06 | 428847 | 42-163-33181 | MACK, JOHN #1 | MAGNUM PETROLEUM, INC. | DRILL | 2,600 | |
| 1994-09-28 | 428561 | 42-163-32009 | CALVERT, J.H. #8C | COLT OPERATING CORPORATION | RENTR | 5,200 | |
| 1994-09-28 | 428560 | 42-163-30188 | CALVERT, J.H. "C" #3 | COLT OPERATING CORPORATION | RENTR | 5,200 | |
| 1994-08-24 | 427180 | 42-163-01642 | RICHARDSON-J. H. CALVERT #1 | C AND S OIL & GAS | RENTR | 4,600 | |
| 1994-07-08 | 425663 | 42-163-33180 | HICKEY, WILLIAM #3 | NEUMANN, ALFRED | DRILL | 4,200 | |
| 1994-06-06 | 424365 | 42-163-33179 | H & O #1 | CICO OIL & GAS CO. | DRILL | 4,600 | |
| 1994-06-06 | 424365 | 42-163-33179 | H & O #1 | LAWBAR PETROLEUM, INC. | DRILL | 4,000 | |
| 1994-05-20 | 424111 | 42-163-33131 | PANTHER HOLLOW #35 | ORYX ENERGY COMPANY | RECOMP | 7,000 | Y |
| 1994-05-12 | 423836 | 42-163-01220 | CALVERT, J. H. 'B' #2 | C AND S OIL & GAS | RENTR | 4,520 | |
| 1994-03-11 | 421978 | 42-163-32776 | AVANT, J.R. -B- #1 | ORYX ENERGY COMPANY | RECOMP | 7,400 | Y |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Frio County.