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
2014-02-04	778560	42-507-33103	PRYOR RANCH #8A	MCDAY ENERGY CORP.	DRILL	9,000
2014-01-17	776339	42-507-33096	WINTERBOTHAM ZAV #A 3H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-17	776339	42-507-33096	WINTERBOTHAM ZAV #A 3H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-17	776338	42-507-33095	WINTERBOTHAM ZAV #A 2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-17	776338	42-507-33095	WINTERBOTHAM ZAV #A 2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-17	776232	42-507-33094	WINTERBOTHAM ZAV #D 1H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-17	776232	42-507-33094	WINTERBOTHAM ZAV #D 1H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776147	42-507-33093	WINTERBOTHAM ZAV #R 5H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776145	42-507-33092	WINTERBOTHAM ZAV #R 4H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776144	42-507-33091	WINTERBOTHAM ZAV #R 3H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776144	42-507-33091	WINTERBOTHAM ZAV #R 3H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776142	42-507-33090	WINTERBOTHAM ZAV #R 2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776142	42-507-33090	WINTERBOTHAM ZAV #R 2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776141	42-507-33089	WINTERBOTHAM ZAV #R 1H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776141	42-507-33089	WINTERBOTHAM ZAV #R 1H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776137	42-507-33088	WINTERBOTHAM ZAV #B 5H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776136	42-507-33087	WINTERBOTHAM ZAV #B 4H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776136	42-507-33087	WINTERBOTHAM ZAV #B 4H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776135	42-507-33086	WINTERBOTHAM ZAV #B 3H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776135	42-507-33086	WINTERBOTHAM ZAV #B 3H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776117	42-507-33085	WINTERBOTHAM ZAV #B 2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-16	776117	42-507-33085	WINTERBOTHAM ZAV #B 2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-13	776337	42-507-33084	TRAYLOR NORTH #I 4H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-13	776336	42-507-33083	TRAYLOR NORTH #I 3H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-08	776151	42-507-33081	BEELER #8H	CRIMSON EXPLORATION OPER., INC.	DRILL	7,200	Y
2014-01-08	776151	42-507-33081	BEELER #8H	CRIMSON EXPLORATION OPER., INC.	DRILL	7,200	Y
2014-01-08	775611	42-507-33082	J&M HOLDSWORTH UNIT ZAV F #1 H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2014-01-02	775695	42-507-33077	STUART-PERLITZ RANCH #2H	CABOT OIL & GAS CORPORATION	DRILL	12,550	Y
2014-01-02	775695	42-507-33077	STUART-PERLITZ RANCH #4H	CABOT OIL & GAS CORPORATION	DRILL	12,550	Y
2014-01-02	775695	42-507-33077	STUART-PERLITZ RANCH #4H	CABOT OIL & GAS CORPORATION	DRILL	5,387	Y
2014-01-02	774927	42-507-33078	KIEFER, CHESTER #30	BOLLINGER DRILLING CO.	DRILL	1,000
2013-12-31	774928	42-507-33080	KIEFER, CHESTER #31	BOLLINGER DRILLING CO.	DRILL	1,000
2013-12-30	774492	42-507-33079	HARGROVE -C- #2H	BUFFCO PRODUCTION INC.	DRILL	9,000	Y
2013-12-30	774491	42-507-33070	HARGROVE -C- #3H	BUFFCO PRODUCTION INC.	DRILL	9,000	Y
2013-12-27	775346	42-507-33076	COLEMAN ZAV #D 3H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2013-12-23	775308	42-507-33075	POWELL UNIT ZAV B #4 H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2013-12-23	775304	42-507-33074	POWELL UNIT ZAV A #1 H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2013-12-19	775121	42-507-33073	BEELER #7H	CRIMSON EXPLORATION OPER., INC.	DRILL	7,150	Y
2013-12-18	775061	42-507-33072	STUART-PERLITZ RANCH #1H	CABOT OIL & GAS CORPORATION	DRILL	12,650	Y
2013-12-18	775061	42-507-33072	STUART-PERLITZ RANCH #3H	CABOT OIL & GAS CORPORATION	DRILL	12,650	Y
2013-12-13	775342	42-507-33071	COLEMAN ZAV #D 2H	EXCO OPERATING COMPANY, LP	DRILL	9,000	Y
2013-12-06	774342	42-507-33069	HARGROVE -C- #1H	BUFFCO PRODUCTION INC.	DRILL	9,000	Y
2013-12-06	774053	42-507-33068	HOWETT #10H	BUFFCO PRODUCTION INC.	DRILL	9,000	Y
2013-12-02	774048	42-507-33067	HOWETT #9H	BUFFCO PRODUCTION INC.	DRILL	9,000	Y
2013-10-30	772264	42-127-35884	WOOD UNIT B #1H	CRIMSON EXPLORATION OPER., INC.	DRILL	7,250	Y
2013-10-26	772143	42-507-33065	BEELER #6H	CRIMSON EXPLORATION OPER., INC.	DRILL	7,250	Y
2013-10-26	771690	42-507-33064	CRYSTAL CITY SWD #1A	PYOTE WELL SERVICE, LLC	DRILL	3,500
2013-10-25	772085	42-507-32950	WOODBURY #1V	SANCHEZ OIL & GAS CORPORATION	RECOMP	7,100
2013-10-22	771558	42-507-33063	CRYSTAL CITY SWD #1B	PYOTE WELL SERVICE, LLC	DRILL	8,700
2013-10-18	771570	42-507-33061	LA MOTA ZAV #B 1H	CHESAPEAKE OPERATING, INC.	DRILL	9,000	Y

page 14 of 72

< prev next >

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