Webb County Drilling Permits
Every permit issued by the Texas Railroad Commission in Webb County — updated daily, data through 2026-08-06.
Webb County permitting is running 27 permits a month over the trailing 90 days (81 total, up 33% on the prior quarter). 10 were issued in the past week. EOG RESOURCES, INC. leads with 78 permits in the past 12 months, one of 21 operators active in the county.
Last 30 Days
38
Operators (30d)
7
Latest Permit
2026-08-06
All Time
17,757
17,757 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 1991-04-17 | 386877 | 42-479-35216 | MARATHON/KILLAM/FROST NATL BANK #1 | MARATHON OIL COMPANY | DRILL | 16,500 | |
| 1991-04-17 | 386877 | 42-479-35216 | MARATHON/KILLAM/FROST NATL BANK #1 | MARATHON OIL COMPANY | DRILL | 17,000 | |
| 1991-04-15 | 386811 | 42-479-35215 | ALEXANDER, M.M. #1 | MICHAEL PETROLEUM CORPORATION | DRILL | 8,000 | |
| 1991-04-09 | 386574 | 42-479-35213 | CULPEPPER #2 | ENRON OIL & GAS COMPANY | DRILL | 9,500 | |
| 1991-04-09 | 386562 | 42-479-30811 | CALLAGHAN RANCH #19 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 6,650 | |
| 1991-04-09 | 386441 | 42-479-35212 | HIRSCH ESTATE 1770 B #1 | ENRON OIL & GAS COMPANY | DRILL | 9,350 | |
| 1991-04-09 | 386398 | 42-479-35211 | VAQUILLAS RANCH CO. LTD. #39 | CONOCO INC. | DRILL | 10,100 | |
| 1991-04-05 | 386323 | 42-479-30915 | CALLAGHAN RANCH #26 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 6,640 | |
| 1991-04-04 | 386339 | 42-479-35210 | BRUNI MINERAL B #14 | ENRON OIL & GAS COMPANY | DRILL | 11,500 | |
| 1991-04-04 | 386339 | 42-479-35210 | BRUNI MINERAL B #14 | ENRON OIL & GAS COMPANY | RECOMP | 11,500 | |
| 1991-04-03 | 386095 | 42-479-35206 | VAQUILLAS RANCH A1 #85 | CONOCO INC. | DRILL | 11,100 | |
| 1991-04-03 | 386062 | 42-479-35205 | VAQUILLAS RANCH A8 #86 | CONOCO INC. | DRILL | 10,200 | |
| 1991-04-02 | 386230 | 42-479-34215 | SOUTH CALLAGHAN RANCH #9 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 8,875 | |
| 1991-04-01 | 386063 | 42-479-35209 | BENAVIDES, ROSA V. D #41 | CONOCO INC. | DRILL | 9,200 | |
| 1991-03-28 | 386214 | 42-479-35208 | SOUTH CALLAGHAN RANCH #43 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 11,000 | |
| 1991-03-28 | 386214 | 42-479-35208 | SOUTH CALLAGHAN RANCH #43 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 12,000 | |
| 1991-03-28 | 386214 | 42-479-35208 | SOUTH CALLAGHAN RANCH #43 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 12,000 | |
| 1991-03-27 | 386150 | 42-479-35207 | SOUTH CALLAGHAN RANCH #44 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 9,900 | |
| 1991-03-27 | 386150 | 42-479-35207 | SOUTH CALLAGHAN RANCH #44 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 9,900 | |
| 1991-03-26 | 397800 | 42-479-35434 | SOUTH CALLAGHAN RANCH #65 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 7,150 | |
| 1991-03-26 | 397800 | 42-479-35434 | SOUTH CALLAGHAN RANCH #65 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 7,700 | |
| 1991-03-26 | 386019 | 42-479-35202 | VAQUILLAS RANCH 1631 #4 | ENRON OIL & GAS COMPANY | DRILL | 10,350 | |
| 1991-03-26 | 386018 | 42-479-35203 | HIRSCH ESTATE 517 #4 | ENRON OIL & GAS COMPANY | DRILL | 9,300 | |
| 1991-03-26 | 386017 | 42-479-35201 | BENAVIDES, ROSA V. - E #40 | CONOCO INC. | DRILL | 10,000 | |
| 1991-03-22 | 382832 | 42-479-35204 | BILLINGS, FLOYD #1 | HAWK EXPLORATION AND PRODUCTION | DRILL | 2,500 | |
| 1991-03-20 | 385808 | 42-479-35200 | STANFORD, P. H. #5 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 10,100 | |
| 1991-03-19 | 385541 | 42-479-35197 | BRUNI MINERAL C #9 | ENRON OIL & GAS COMPANY | DRILL | 12,000 | |
| 1991-03-19 | 385540 | 42-479-35196 | BRUNI MINERAL B #13 | ENRON OIL & GAS COMPANY | DRILL | 11,600 | |
| 1991-03-19 | 384438 | 42-479-35174 | LEAL #4 | COMETRA OIL AND GAS, INC. | DRILL | 5,800 | |
| 1991-03-19 | 384437 | 42-479-35173 | LEAL #3 | COMETRA OIL AND GAS, INC. | DRILL | 5,800 | |
| 1991-03-19 | 384436 | 42-479-35172 | LEAL #1A | COMETRA OIL AND GAS, INC. | DRILL | 5,800 | |
| 1991-03-19 | 384436 | 42-479-35172 | LEAL #1A | COMETRA OIL AND GAS, INC. | DRILL | 5,800 | |
| 1991-03-19 | 381266 | 42-479-33417 | GATES RANCH B #4035 | KERNS O & G, INC. | RECOMP | 5,950 | |
| 1991-03-18 | 385857 | 42-479-35199 | EL GATO - STATE #1 | MICHAEL PETR. & HURD ENT., LTD. | DRILL | 9,500 | |
| 1991-03-18 | 385658 | 42-479-35198 | MARRS-MCLEAN #2 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 12,300 | |
| 1991-03-11 | 385553 | 42-479-35195 | SAUNDERS, J. R. #1 | HUNTER & HADA | DRILL | 6,700 | |
| 1991-03-07 | 385419 | 42-479-35194 | BRUNI MINERAL C #10 | ENRON OIL & GAS COMPANY | DRILL | 11,000 | |
| 1991-03-07 | 385285 | 42-479-35192 | VAQUILLAS RANCH C #84 | CONOCO INC. | DRILL | 13,100 | |
| 1991-03-07 | 385284 | 42-479-35191 | VAQUILLAS RANCH A-6 #83 | CONOCO INC. | DRILL | 12,800 | |
| 1991-03-07 | 385283 | 42-479-35190 | VAQUILLAS RANCH E #82 | CONOCO INC. | DRILL | 12,200 | |
| 1991-03-05 | 385339 | 42-479-35193 | VAQUILLAS RANCH 1646 B #5 | ENRON OIL & GAS COMPANY | DRILL | 10,400 | |
| 1991-03-04 | 385182 | 42-479-35189 | ADAMI, ROBERT #1 | BAHIA OIL & GAS, INC. | DRILL | 1,100 | |
| 1991-02-28 | 384978 | 42-479-35185 | SOUTH CALLAGHAN RANCH #41 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 9,150 | |
| 1991-02-28 | 384978 | 42-479-35185 | SOUTH CALLAGHAN RANCH #41 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 9,150 | |
| 1991-02-27 | 385169 | 42-479-35188 | HIRSH ESTATE 538 #4 | ENRON OIL & GAS COMPANY | DRILL | 9,300 | |
| 1991-02-27 | 385168 | 42-479-35187 | HIRSH-STATE 2072 #2 | ENRON OIL & GAS COMPANY | DRILL | 9,400 | |
| 1991-02-27 | 385149 | 42-479-35186 | LUNDELL #50 | TRANSAMERICAN NATURAL GAS CORP. | DRILL | 10,200 | |
| 1991-02-26 | 384941 | 42-479-35183 | BIEL, E. (EMIL) #14 | WEAVER & SHARP | DRILL | 1,100 | |
| 1991-02-22 | 384977 | 42-479-34589 | CALLAGHAN RANCH, SOUTH #16 | MOBIL PRODUCING TX. & N.M. INC. | RECOMP | 9,000 | |
| 1991-02-22 | 384976 | 42-479-35184 | CALLAGHAN RANCH, SOUTH #42 | MOBIL PRODUCING TX. & N.M. INC. | DRILL | 9,300 |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Webb County.