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
2015-04-28	805819	42-507-33235	KM-MILLER UNIT ZAV #2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2015-04-27	805817	42-507-33234	KM-MILLER UNIT ZAV #1H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2015-04-24	805857	42-507-33238	GAIL #1	CML EXPLORATION, LLC	DRILL	7,400	Y
2015-04-24	805857	42-507-33238	GAIL #1	CML EXPLORATION, LLC	DRILL	7,400	Y
2015-04-24	805857	42-507-33238	GAIL #1	CML EXPLORATION, LLC	DRILL	7,100	Y
2015-04-24	805857	42-507-33238	GAIL #1	CML EXPLORATION, LLC	DRILL	7,100	Y
2015-03-31	805129	42-507-33233	CHITTIM HEIRS #10H	BLACKBRUSH O & G, LLC	DRILL	5,100	Y
2015-03-16	804551	42-507-33232	JMH ZAV #2HB	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2015-03-16	804551	42-507-33232	JMH ZAV #2HB	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2015-03-09	804415	42-507-33231	MATTHEWS #2502	STRATEX OIL & GAS HOLDINGS, INC.	DRILL	5,500	Y
2015-03-09	804415	42-507-33231	MATTHEWS #2502	STRATEX OIL & GAS HOLDINGS, INC.	DRILL	5,500	Y
2015-02-20	803776	42-507-33230	WINTERBOTHAM ZAV #S 2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2015-02-20	803775	42-507-33229	WINTERBOTHAM ZAV #S 1H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2015-02-10	803582	42-507-33228	HIDEAWAY RANCH UNIT #A 3EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-10	803582	42-507-33228	HIDEAWAY RANCH UNIT #A 3EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-10	803582	42-507-33228	HIDEAWAY RANCH A3 UNIT #A 3EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-10	803581	42-507-33227	HIDEAWAY RANCH UNIT #A 2EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-10	803581	42-507-33227	HIDEAWAY RANCH UNIT #A 2EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-10	803581	42-507-33227	HIDEAWAY RANCH A2 UNIT #A 2EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2015-02-06	803526	42-507-33226	RICHARD #1	CML EXPLORATION, LLC	DRILL	7,000	Y
2015-02-06	803526	42-507-33226	RICHARD #1	CML EXPLORATION, LLC	DRILL	7,000	Y
2015-02-06	803526	42-507-33226	RICHARD #1	CML EXPLORATION, LLC	DRILL	6,900	Y
2015-01-26	802895	42-507-33225	WINTERBOTHAM ZAV #Q 2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2015-01-20	802710	42-507-33224	WINTERBOTHAM ZAV #Q 1H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2015-01-15	802706	42-507-33223	COLEMAN UNIT ZAV E #4H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2015-01-05	802180	42-507-20081	MATTHEWS #3A	STRATEX OIL & GAS HOLDINGS, INC.	RENTR	3,000
2015-01-05	802179	42-507-80268	MATTHEWS #5	STRATEX OIL & GAS HOLDINGS, INC.	RENTR	3,000
2015-01-05	802152	42-507-20080	MATTHEWS #4	STRATEX OIL & GAS HOLDINGS, INC.	RENTR	3,000
2015-01-05	802150	42-507-30486	MATTHEWS #2	STRATEX OIL & GAS HOLDINGS, INC.	RENTR	3,000
2015-01-05	802149	42-507-30152	MATTHEWS #1	STRATEX OIL & GAS HOLDINGS, INC.	RENTR	3,000
2014-12-09	801425	42-507-33220	HOWETT #18	BUFFCO PRODUCTION INC.	DRILL	9,000
2014-12-05	801285	42-507-33219	KM SOUTH ZAV SWD #1	EXCO OPERATING COMPANY, LP	DRILL	10,000
2014-12-02	800998	42-507-33218	HIDEAWAY RANCH #A 1EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,300	Y
2014-12-02	800998	42-507-33218	HIDEAWAY RANCH UNIT #A 1EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2014-12-02	800998	42-507-33218	HIDEAWAY RANCH A1 UNIT #A 1EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,500	Y
2014-12-02	800742	42-507-33217	LA MOTA ZAV #W 5H	CHESAPEAKE OPERATING, L.L.C.	DRILL	9,000	Y
2014-11-25	800741	42-507-33216	LA MOTA ZAV #W 4H	CHESAPEAKE OPERATING, L.L.C.	DRILL	9,000	Y
2014-11-25	800741	42-507-33216	LA MOTA ZAV #W 4H	CHESAPEAKE OPERATING, L.L.C.	DRILL	9,000	Y
2014-11-25	800737	42-507-33215	LA MOTA ZAV #W 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	9,000	Y
2014-11-25	800737	42-507-33215	LA MOTA ZAV #W 3H	CHESAPEAKE OPERATING, L.L.C.	DRILL	9,000	Y
2014-11-25	800734	42-507-33214	LA MOTA ZAV #W 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	9,000	Y
2014-11-25	800734	42-507-33214	LA MOTA ZAV #W 2H	CHESAPEAKE OPERATING, L.L.C.	DRILL	9,000	Y
2014-11-25	800733	42-507-33213	LA MOTA ZAV #W 1H	CHESAPEAKE OPERATING, L.L.C.	DRILL	9,000	Y
2014-11-25	800733	42-507-33213	LA MOTA ZAV #W 1H	CHESAPEAKE OPERATING, L.L.C.	DRILL	9,000	Y
2014-11-17	799601	42-507-32797	PICKENS ZAV #A 1H	EXCO OPERATING COMPANY, LP	RECOMP	9,000	Y
2014-11-13	800170	42-507-33212	PASCHALL #2H	TERRACE BWP, LLC	DRILL	7,300	Y
2014-11-12	799984	42-507-33211	ME RANCH #B 1EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,000	Y
2014-11-12	799982	42-507-33210	ME RANCH #D 1EF	U.S. ENERGY DEVELOPMENT CORP	DRILL	6,000	Y
2014-11-04	799458	42-507-33209	JMH ZAV #1HB	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-11-04	799458	42-507-33209	JMH ZAV #1HB	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y

page 10 of 72

< prev next >

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