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 7 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
3,562
3,562 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1978-06-14 | 26454 | 42-507-30998 | JONSSON-PERLITZ, ET AL #2 | HUGHES & HUGHES | DRILL | 3,000 | |
| 1978-05-23 | 25626 | 42-507-30995 | BRICE, LEO #3 | VARN PETROLEUM CO. | DRILL | 4,350 | |
| 1978-05-23 | 25232 | 42-507-30996 | KLEIMANN, R. J. -E- #2 | HUGHES & HUGHES | DRILL | 4,500 | |
| 1978-05-23 | 24969 | 42-507-30997 | STUART "B" #4 | LOVELADY, I. W. | DRILL | 3,711 | |
| 1978-05-16 | 24386 | 42-507-30994 | WHITE, B. M. #4 | CALDWELL OIL & GAS CO., INC. | DRILL | 1,530 | |
| 1978-05-16 | 24385 | 42-507-30993 | WHITE, B. M. #5 | CALDWELL OIL & GAS CO., INC. | DRILL | 1,530 | |
| 1978-05-15 | 24947 | 42-507-30991 | KLEIMANN, R. J. -D- #2 | HUGHES & HUGHES | DRILL | 4,500 | |
| 1978-05-15 | 24290 | 42-507-30992 | VESTRING, ET AL #1 | GRELLING INVESTMENTS | DRILL | 4,000 | |
| 1978-05-12 | 24126 | 42-507-30990 | JONSSON-GRIFFIN-PERLITZ #1 | DARNER, RICHARD R. | DRILL | 3,600 | |
| 1978-05-09 | 23832 | 42-507-30943 | PRYOR, IKE T. ET AL "C" #2 | HUGHES & HUGHES | RECOMP | 2,676 | |
| 1978-05-08 | 23733 | 42-507-30989 | BAGGETT, JOHN B. #9 | SUN EXPLORATION & PRODUCTION CO. | DRILL | 7,800 | |
| 1978-05-08 | 23732 | 42-507-30988 | BAGGETT, JOHN B. "A" #2 | SUN EXPLORATION & PRODUCTION CO. | DRILL | 7,800 | |
| 1978-04-27 | 23054 | 42-507-30987 | PERKINS, GEORGE #1 #1 | PENINSULA RESOURCES CORP. | DRILL | 2,600 | |
| 1978-04-27 | 23046 | 42-507-30986 | WHITE, B. M. #2 | CALDWELL OIL & GAS CO., INC. | DRILL | 2,500 | |
| 1978-04-27 | 23044 | 42-507-30985 | WHITE, B. M. #3 | CALDWELL OIL & GAS CO., INC. | DRILL | 1,428 | |
| 1978-04-27 | 23042 | 42-507-30984 | MATTHEWS RANCH #1 | WELCH, BOB G. | DRILL | 3,000 | |
| 1978-04-20 | 22563 | 42-507-30983 | EARNEST, W. A. #28-5 | LADD PETROLEUM CORP. | DRILL | 6,975 | |
| 1978-04-19 | 22458 | 42-507-30982 | PRYOR, I. T. - BOX, WARD #1 | MOLE OPERATING CO., INC. | DRILL | 3,500 | |
| 1978-04-18 | 22429 | 42-507-30981 | NIXON, JAMES W. #1 | MAVERICK MINERALS, INC. | DRILL | 7,550 | |
| 1978-04-10 | 21761 | 42-507-30980 | WHITE, B. M. #1 | CALDWELL OIL & GAS CO., INC. | DRILL | 2,500 | |
| 1978-04-10 | 21755 | 42-507-30979 | WEBB #1 | REMUDA OIL & GAS CO. | DRILL | 3,270 | |
| 1978-04-03 | 21334 | 42-507-30978 | WINSTON #1 | REMUDA OIL & GAS CO. | DRILL | 3,820 | |
| 1978-03-30 | 21076 | 42-507-30977 | BAGGETT, JEFF #221 | CHAMPLIN PETROLEUM CO. | DRILL | 7,160 | |
| 1978-03-30 | 21074 | 42-507-30976 | LUPE, JOHN #7 | OVERLY OPERATING CO. | DRILL | 7,500 | |
| 1978-03-29 | 20998 | 42-507-30975 | WHITE, CARROLL ET AL #1 | GRELLING INVESTMENTS | DRILL | 3,200 | |
| 1978-03-28 | 20935 | 42-507-80258 | CHINN & ASHBY #1 | REMUDA OIL & GAS CO. | RECOMP | 6,778 | |
| 1978-03-27 | 20847 | 42-507-30974 | BONNETT-VAUGHN #1 | BLACK RIVER CORP. | DRILL | 2,250 | |
| 1978-03-24 | 20732 | 42-507-30973 | KIEFER, CHESTER "A" TR, #1 #1 | HUGHES & HUGHES | DRILL | 3,042 | |
| 1978-03-24 | 20731 | 42-507-00243 | HAMMOND, ADA #1 | SUPERIOR OIL COMPANY, THE | RECOMP | 4,002 | |
| 1978-03-14 | 20237 | 42-507-30972 | MATTHEWS, NED #16 | MORMAC OIL & GAS CO. | DRILL | 2,700 | |
| 1978-03-14 | 20056 | 42-507-30419 | FROST NATIONAL BANK #1 | CHAPARROSA OIL COMPANY | RECOMP | 6,700 | |
| 1978-03-14 | 20010 | 42-507-30971 | JOHNSON, B. K. #12 | CHAPARROSA OIL COMPANY | DRILL | 2,600 | |
| 1978-03-13 | 19923 | 42-507-30970 | FLOWERS & WARD #2-24 | WEATHERSTON, GEORGE | DRILL | 1,500 | |
| 1978-03-13 | 19922 | 42-507-30969 | FLOWERS & WARD #5 | WEATHERSTON, GEORGE | DRILL | 677 | |
| 1978-03-10 | 19768 | 42-507-30968 | CHAPPAROSA RANCH #49 | NORTON OIL CO.,INC. & GRAGE,V.P. | DRILL | 2,500 | |
| 1978-03-10 | 19767 | 42-507-30967 | CHAPPAROSA RANCH #50 | NORTON OIL CO.,INC. & GRAGE,V.P. | DRILL | 2,500 | |
| 1978-03-07 | 19539 | 42-507-30966 | KOEHLER, F. W. #2 | CALDWELL OIL & GAS CO., INC. | DRILL | 1,555 | |
| 1978-03-06 | 19430 | 42-507-80036 | HASSETT #2 | GOSE, STEVE | DRILL | 7,907 | |
| 1978-03-06 | 19429 | 42-507-30965 | JONSSON-PERLITZ, ET AL #1 | HUGHES & HUGHES | DRILL | 3,000 | |
| 1978-02-28 | 44301 | 42-507-30908 | KOEHLER, F. W. #1 | CALDWELL OIL & GAS CO., INC. | OTHER | 2,500 | |
| 1978-02-28 | 19111 | 42-507-30964 | PRYOR RANCH B #1 | FRIDAY PIPELINE CO | DRILL | 1,500 | |
| 1978-02-27 | 18966 | 42-507-30963 | PRYOR RANCH "A" #3 | FRIDAY PIPELINE CO | DRILL | 1,500 | |
| 1978-02-24 | 18894 | 42-507-30962 | PETERSON BROTHERS #1 | CALDWELL OIL & GAS CO., INC. | DRILL | 1,220 | |
| 1978-02-24 | 18893 | 42-507-30961 | REDDICK, J. G., JR. #1 | CALDWELL OIL & GAS CO., INC. | DRILL | 2,500 | |
| 1978-02-21 | 18604 | 42-507-30960 | DUBE, L. M. #1 | FIELD DRILLING CO. | DRILL | 6,000 | |
| 1978-02-10 | 18589 | 42-507-30959 | KLEIMANN, R.J. "F" #1 | HUGHES & HUGHES | DRILL | 4,300 | |
| 1978-02-09 | 17910 | 42-507-30958 | KING, TRAVIS H. #1 | GRELLING INVESTMENTS | DRILL | 3,845 | |
| 1978-02-06 | 17687 | 42-507-30957 | BARNHART CO.-THOMPSON, HARRY F. #320 | CHAMPLIN PETROLEUM CO. | DRILL | 7,250 | |
| 1978-02-02 | 17484 | 42-507-30956 | EARNEST, W. A. "A" #30-4 | LADD PETROLEUM CORP. | DRILL | 6,755 | |
| 1978-02-01 | 17418 | 42-507-30955 | LUPE, JOHN #6 | OVERLY OPERATING CO. | DRILL | 7,500 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Zavala County.