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

Operators (30d)

Latest Permit

2026-07-10

All Time

3,561

3,561 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
1990-08-15	376506	42-507-32354	H&F PROPERTIES 38-37 #2	JENNINGS EXPLORATION CO.	DRILL	3,200
1990-08-08	366281	42-507-00623	MILLER-WAGNER #1211	LANDRESS, ROGER D.	RENTR	5,000
1990-08-06	376227	42-507-32353	BRISCOE-PETTY #3	ELLSWORTH, H. P. O&G PROPERTIES	DRILL	7,000	Y
1990-08-06	376227	42-507-32353	BRISCOE-PETTY #3	ELLSWORTH, H. P. O&G PROPERTIES	DRILL	6,170	Y
1990-07-24	375871	42-507-32352	PORTER,, FLOYD R. #2	ORYX ENERGY COMPANY	DRILL	9,700	Y
1990-07-19	375388	42-507-32350	TORTUGA RANCH #1	PICKENS COMPANY, INC., THE	DRILL	9,500	Y
1990-07-19	375388	42-507-32350	TORTUGA RANCH #1A	PICKENS COMPANY, INC., THE	DRILL	9,500	Y
1990-07-17	375621	42-507-32351	KRAWETZ "A" #4	CACHARA OIL & GAS CO.	DRILL	9,500	Y
1990-07-12	374995	42-507-32345	PETTY, SCOTT JR. #4	GLG ENERGY, L.P.	DRILL	10,200	Y
1990-07-12	374994	42-507-32344	PETTY, SCOTT JR. #8	GLG ENERGY, L.P.	DRILL	10,200	Y
1990-07-11	375313	42-507-32346	HAMMOND, ADA #1B	KILLAM OIL COMPANY	DRILL	4,000
1990-07-10	375367	42-507-32349	GLASSCOCK, LETA #30	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-07-10	375367	42-507-32349	GLASSCOCK, LETA #30	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-07-10	375366	42-507-32348	GLASSCOCK, LETA #29	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-07-10	375364	42-507-32347	WAGNER #1	MARSHALL & WINSTON, INC.	DRILL	5,500
1990-06-22	374823	42-507-32343	FROST NATIONAL BANK #4002	ORYX ENERGY COMPANY	DRILL	10,400	Y
1990-06-21	374728	42-507-32342	TORTUGA #3	FAMCOR OIL, INC	DRILL	7,000	Y
1990-06-21	374728	42-507-32342	TORTUGA #3	FAMCOR OIL, INC	DRILL	7,000
1990-06-14	374513	42-507-32341	BOOTH, LLOYD W. #2	ORYX ENERGY COMPANY	DRILL	10,000	Y
1990-06-13	374321	42-507-32339	PETTY, SCOTT JR. #9	GLG ENERGY, L.P.	DRILL	10,250	Y
1990-06-13	374320	42-507-32340	PETTY, SCOTT JR. #6	GLG ENERGY, L.P.	DRILL	10,210	Y
1990-06-13	374204	42-507-31624	H&F PROPERTIES "CE" UNIT #5	JENNINGS EXPLORATION CO.	RECOMP	3,660
1990-06-11	374394	42-507-32338	TRAVELERS #1	GULF PRODUCTION CORP.	DRILL	6,500	Y
1990-06-08	374296	42-507-32337	GLASSCOCK, LETA #26	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-06-08	374295	42-507-32336	GLASSCOCK, LETA #27	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-06-08	374294	42-507-32335	GLASSCOCK, LETA #28	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-06-08	374294	42-507-32335	GLASSCOCK, LETA #28	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-06-07	374212	42-507-32334	KRAWETZ "C" #3	CACHARA OIL & GAS CO.	DRILL	9,700	Y
1990-06-07	374078	42-507-32333	BRISCOE-PETTY #2	ELLSWORTH, H. P. O&G PROPERTIES	DRILL	7,000	Y
1990-06-04	374048	42-507-32332	HEITZ, B. M. #2	ORYX ENERGY COMPANY	DRILL	10,100	Y
1990-05-30	373955	42-507-32331	SHOWDOWN-BERETTA #1	BASIN RESOURCES CORPORATION	DRILL	7,777	Y
1990-05-29	373724	42-507-32329	PETTY, SCOTT JR. #7	GLG ENERGY, L.P.	DRILL	9,900	Y
1990-05-29	373724	42-507-32329	PETTY, SCOTT JR. #7	GLG ENERGY, L.P.	DRILL	9,900	Y
1990-05-25	373725	42-507-32330	PETTY, SCOTT JR. #5	GLG ENERGY, L.P.	DRILL	9,900	Y
1990-05-25	373725	42-507-32330	PETTY, SCOTT JR. #5	GLG ENERGY, L.P.	DRILL	9,900	Y
1990-05-22	373640	42-507-32328	MURPHY, LEONARD M. ET AL #1	SAN ANTONIO GAS & OIL, INC.	DRILL	3,800
1990-05-18	373572	42-507-32327	WEST #1	WINDSOR EXPLORATION COMPANY	DRILL	6,200	Y
1990-05-18	373209	42-507-31271	EARNEST, W. A. "A" #3005	CITATION OIL & GAS CORP.	RENTR	6,714
1990-05-18	371803	42-507-31670	WHITE, CARROL "A" #1	EXPLORATION COMPANY, THE	RECOMP	7,250	Y
1990-05-16	373470	42-507-32326	MILLER-WAGNER #1212	HOPI, INC.	DRILL	6,500
1990-05-16	373470	42-507-32326	MILLER-WAGNER "121-A" #1	HOPI, INC.	DRILL	6,500
1990-05-16	373427	42-507-32325	BAGGETT, JOHN B. -B- #1	ORYX ENERGY COMPANY	DRILL	10,500	Y
1990-05-11	373203	42-507-32324	BOOTH, LLOYD W. #1	ORYX ENERGY COMPANY	DRILL	14,000	Y
1990-05-11	373203	42-507-32324	BOOTH, LLOYD W. #1	ORYX ENERGY COMPANY	DRILL	10,126	Y
1990-05-07	373046	42-507-32323	GLASSCOCK, LETA #25	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-05-07	373045	42-507-32322	GLASSCOCK, LETA #23	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-05-07	373045	42-507-32322	GLASSCOCK, LETA #23	WINN EXPLORATION CO., INC.	DRILL	6,600	Y
1990-05-07	373044	42-507-32321	GLASSCOCK, LETA #24	WINN EXPLORATION CO., INC.	DRILL	7,000	Y
1990-05-07	372906	42-507-32319	HASSETT #1	U.S. HORIZONTAL DEVELOPMENT CORP	DRILL	6,000	Y
1990-05-04	372932	42-507-32320	KLEINMAN #1	KINLAW OIL CORPORATION	DRILL	6,200	Y

page 38 of 72

< prev next >

Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Zavala County.