Zavala County Drilling Permits
Every permit issued by the Texas Railroad Commission in Zavala County — updated daily, data through 2026-07-10.
Zavala County permitting is running 3.3 permits a month over the trailing 90 days (10 total, versus 6 in the prior quarter). CML EXPLORATION, LLC leads with 7 permits in the past 12 months, one of 6 operators active in the county.
Last 30 Days
1
Operators (30d)
1
Latest Permit
2026-07-10
All Time
3,561
3,561 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1991-05-22 | 388105 | 42-507-30090 | JONES, E.B. -C- #1 | ORYX ENERGY COMPANY | RENTR | 5,412 | |
| 1991-05-09 | 387725 | 42-507-32414 | FROST NATIONAL BANK #4001 | ORYX ENERGY COMPANY | DRILL | 9,800 | Y |
| 1991-05-07 | 387620 | 42-507-30436 | BLALACK, ALVAN W. JR. "B" #3701H | CITATION OIL & GAS CORP. | RECOMP | 7,887 | Y |
| 1991-05-07 | 387617 | 42-507-32413 | LASITER, HUBERT -A- #1 | ORYX ENERGY COMPANY | DRILL | 9,800 | Y |
| 1991-05-06 | 387550 | 42-507-32412 | JONES, E. B. #5018H | BERENERGY CORPORATION | DRILL | 12,300 | Y |
| 1991-05-06 | 387550 | 42-507-32412 | JONES, E. B. #5018H | BERENERGY CORPORATION | DRILL | 12,300 | Y |
| 1991-05-03 | 387477 | 42-507-32411 | BUCHANAN, JOHN F. -A- #1 | ORYX ENERGY COMPANY | DRILL | 10,500 | Y |
| 1991-04-19 | 386992 | 42-507-32410 | BAGGETT, JOHN B. -A- #4 | ORYX ENERGY COMPANY | DRILL | 10,630 | Y |
| 1991-04-10 | 386625 | 42-507-32311 | GARNER, J. N. #12 | ORYX ENERGY COMPANY | RECOMP | 10,600 | Y |
| 1991-04-04 | 386411 | 42-507-32409 | BAGGETT, JOHN B. -A- #5 | ORYX ENERGY COMPANY | DRILL | 12,000 | Y |
| 1991-04-02 | 386332 | 42-507-32408 | AMERICAN ENERGY PETTY-GLASSCOCK #1 | BLANCO DRILLING, INC. | DRILL | 6,300 | Y |
| 1991-04-02 | 386332 | 42-507-32408 | AMERICAN ENERGY PETTY-GLASSCOCK #1 | AMERICAN ENERGY, CORP. I | DRILL | 6,300 | Y |
| 1991-04-02 | 386330 | 42-507-32407 | THOMPSON, HARRY S.-BARNHART CO. #5027H | BERENERGY CORPORATION | DRILL | 9,950 | Y |
| 1991-04-02 | 386330 | 42-507-32407 | THOMPSON, HARRY S.-BARNHART CO. #5027H | BERENERGY CORPORATION | DRILL | 10,000 | Y |
| 1991-03-28 | 386170 | 42-507-32406 | LASITER, HUBERT #1 | ORYX ENERGY COMPANY | DRILL | 10,600 | Y |
| 1991-03-18 | 385871 | 42-507-32405 | GARNER, J. N. #13 | ORYX ENERGY COMPANY | DRILL | 10,600 | Y |
| 1991-02-15 | 384731 | 42-507-32370 | JOHNSON #1 | WINN EXPLORATION CO., INC. | RECOMP | 6,800 | Y |
| 1991-02-04 | 383382 | 42-507-32399 | VOLZ #1 | SAGE MINERALS, INC. | DRILL | 7,000 | Y |
| 1991-02-01 | 384072 | 42-507-32404 | BRISCOE RANCH #1031 | SPILLER, ROBERT S. | DRILL | 1,800 | |
| 1991-02-01 | 384072 | 42-507-32404 | BRISCOE RANCH #1031 | SPILLER, ROBERT S. | DRILL | 1,800 | |
| 1991-01-29 | 383963 | 42-507-32402 | LASATER, M. L. #7 | ORYX ENERGY COMPANY | DRILL | 10,800 | |
| 1991-01-25 | 383902 | 42-507-32401 | WAGNER, WARREN #1 | LANDRESS, ROGER D. | DRILL | 5,350 | |
| 1991-01-24 | 383853 | 42-507-32400 | POWELL #1 | EXPLORATION COMPANY, THE | DRILL | 8,800 | Y |
| 1991-01-24 | 383818 | 42-507-32403 | PORTER, FLOYD R. #3 | ORYX ENERGY COMPANY | DRILL | 10,550 | Y |
| 1991-01-14 | 383439 | 42-507-32398 | BROWNE, M. #1011 | ARROW PETROLEUM COMPANY | DRILL | 3,800 | |
| 1991-01-14 | 383439 | 42-507-32398 | BROWNE, M. #1011 | ARROW PETROLEUM COMPANY | DRILL | 4,800 | |
| 1990-12-31 | 382879 | 42-507-32397 | LITTLE #1 | ELLSWORTH, H. P. O&G PROPERTIES | DRILL | 7,000 | Y |
| 1990-12-21 | 382712 | 42-507-32396 | GLASSCOCK, LETA #37 | WINN EXPLORATION CO., INC. | DRILL | 6,500 | Y |
| 1990-12-21 | 382645 | 42-507-32395 | GARNER, J. N. #11 | ORYX ENERGY COMPANY | DRILL | 11,450 | Y |
| 1990-12-20 | 382633 | 42-507-32278 | BASIN-BONNIE #1 | BASIN RESOURCES CORPORATION | RECOMP | 7,777 | Y |
| 1990-12-20 | 382124 | 42-507-31686 | NORTHEASTERN FARMING COMPANY #1 | S & L OIL FIELD SERVICES | RENTR | 4,000 | |
| 1990-12-18 | 382531 | 42-507-30358 | GLASSCOCK, LETA #5205 | WINN EXPLORATION CO., INC. | RECOMP | 5,000 | |
| 1990-12-13 | 382317 | 42-507-32394 | ANGELA #1 | WINN EXPLORATION CO., INC. | DRILL | 7,000 | Y |
| 1990-12-07 | 382099 | 42-507-32393 | GARNER, J. N. #10 | ORYX ENERGY COMPANY | DRILL | 10,700 | Y |
| 1990-12-04 | 381923 | 42-507-32392 | ROBERTSON-LASITER UNIT #1 | ORYX ENERGY COMPANY | DRILL | 9,700 | Y |
| 1990-11-30 | 381478 | 42-507-32391 | BARNHART-THOMPSON #3011H | BERENERGY CORPORATION | DRILL | 9,950 | Y |
| 1990-11-21 | 381403 | 42-507-32320 | KLEINMAN #1 | KINLAW OIL CORPORATION | RECOMP | 6,700 | |
| 1990-11-21 | 381377 | 42-507-32390 | EARNEST, W. A. "A" #3006 | CITATION OIL & GAS CORP. | DRILL | 6,650 | Y |
| 1990-11-21 | 381377 | 42-507-32390 | EARNEST, W. A. "A" #3006 | CITATION OIL & GAS CORP. | DRILL | 6,650 | Y |
| 1990-11-21 | 381174 | 42-507-32389 | H&F PROPERTIES 38-37 #3 | JENNINGS EXPLORATION CO. | DRILL | 3,500 | |
| 1990-11-08 | 380814 | 42-507-32388 | DAY RANCH #1 | WAINOCO OIL & GAS COMPANY | DRILL | 9,675 | Y |
| 1990-11-06 | 380651 | 42-507-32362 | GLASSCOCK "A" #1 | WINN EXPLORATION CO., INC. | RECOMP | 7,000 | Y |
| 1990-11-02 | 380583 | 42-507-32275 | GLASSCOCK, LETA #13 | WINN EXPLORATION CO., INC. | RECOMP | 9,000 | Y |
| 1990-10-31 | 379917 | 42-507-32387 | BRISCOE RANCH #4021 | SPILLER, ROBERT S. | DRILL | 1,800 | |
| 1990-10-26 | 379472 | 42-507-32383 | CARPENTER #1 | EXPLORATION COMPANY, THE | DRILL | 7,850 | Y |
| 1990-10-24 | 379168 | 42-507-32384 | BRISCOE-PETTY #4 | ELLSWORTH, H. P. | DRILL | 7,000 | Y |
| 1990-10-24 | 379168 | 42-507-32384 | BRISCOE-PETTY #4 | ELLSWORTH, H. P. O&G PROPERTIES | RECOMP | 6,200 | Y |
| 1990-10-23 | 379533 | 42-507-32382 | BAGGETT, JEFF #7021H | BERENERGY CORPORATION | DRILL | 9,950 | Y |
| 1990-10-23 | 379533 | 42-507-32382 | BAGGETT, JEFF #7021H | BERENERGY CORPORATION | DRILL | 9,950 | Y |
| 1990-10-23 | 379533 | 42-507-32382 | BAGGETT, JEFF #7021H | BERENERGY CORPORATION | DRILL | 10,535 | Y |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Zavala County.