Atascosa County Drilling Permits

Every permit issued by the Texas Railroad Commission in Atascosa County — updated daily, data through 2026-07-21.

Atascosa County permitting is running 10 permits a month over the trailing 90 days (31 total, versus 1 in the prior quarter). EOG RESOURCES, INC. leads with 21 permits in the past 12 months, one of 9 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-07-21

All Time

6,389

6,389 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2013-12-05	774282	42-013-34883	TOM A #3H	NEWFIELD EXPLORATION COMPANY	DRILL	11,300	Y
2013-12-05	774282	42-013-34883	TOM A #3H	NEWFIELD EXPLORATION COMPANY	DRILL	11,300	Y
2013-12-05	774275	42-013-34882	TOM A #2H	NEWFIELD EXPLORATION COMPANY	DRILL	11,300	Y
2013-12-05	774272	42-013-34881	TOM A #1H	NEWFIELD EXPLORATION COMPANY	DRILL	11,300	Y
2013-12-05	774272	42-013-34881	TOM A #1H	NEWFIELD EXPLORATION COMPANY	DRILL	11,300	Y
2013-12-05	774272	42-013-34881	TOM A #1H	NEWFIELD EXPLORATION COMPANY	DRILL	11,300	Y
2013-12-05	774272	42-013-34881	TOM A UNIT #1H	NEWFIELD EXPLORATION COMPANY	DRILL	11,300	Y
2013-12-04	774149	42-013-34880	LOCKE UNIT #1	ENDEAVOR NATURAL GAS, LP	DRILL	5,500
2013-12-02	773549	42-013-34875	R. MAY A #7H	MARATHON OIL EF LLC	DRILL	16,000	Y
2013-11-27	773579	42-013-34878	DICKE A UNIT #4H	EOG RESOURCES, INC.	DRILL	10,700	Y
2013-11-27	773576	42-013-34877	PACHECO UNIT #1H	EOG RESOURCES, INC.	DRILL	9,200	Y
2013-11-27	773576	42-013-34877	PACHECO UNIT #1H	EOG RESOURCES, INC.	DRILL	9,200	Y
2013-11-27	773550	42-013-34876	R. MAY A #8H	MARATHON OIL EF LLC	DRILL	16,000	Y
2013-11-27	773545	42-013-34874	R. MAY A #6H	MARATHON OIL EF LLC	DRILL	16,000	Y
2013-11-22	772844	42-013-34865	ESSE-SMITH RANCH UNIT A #2H	MARATHON OIL EF LLC	DRILL	17,500	Y
2013-11-22	772844	42-013-34865	ESSE-SMITH RANCH UNIT A #2H	MARATHON OIL EF LLC	DRILL	17,500	Y
2013-11-21	772849	42-013-34868	ESSE-SMITH RANCH UNIT A #5H	MARATHON OIL EF LLC	DRILL	17,500	Y
2013-11-21	772849	42-013-34868	ESSE-SMITH RANCH UNIT A #5H	MARATHON OIL EF LLC	DRILL	17,500	Y
2013-11-21	772848	42-013-34867	ESSE-SMITH RANCH UNIT A #4H	MARATHON OIL EF LLC	DRILL	17,500	Y
2013-11-21	772848	42-013-34867	ESSE-SMITH RANCH UNIT A #4H	MARATHON OIL EF LLC	DRILL	17,500	Y
2013-11-21	772846	42-013-34866	ESSE-SMITH RANCH UNIT A #3H	MARATHON OIL EF LLC	DRILL	17,500	Y
2013-11-21	772846	42-013-34866	ESSE-SMITH RANCH UNIT A #3H	MARATHON OIL EF LLC	DRILL	17,500	Y
2013-11-20	773106	42-013-34873	TOM-SMITH UNIT A #5H	MARATHON OIL EF LLC	DRILL	19,500	Y
2013-11-20	773106	42-013-34873	TOM-SMITH UNIT A #5H	MARATHON OIL EF LLC	DRILL	18,719	Y
2013-11-20	773102	42-013-34872	TOM-SMITH UNIT A #4H	MARATHON OIL EF LLC	DRILL	19,500	Y
2013-11-20	773091	42-013-34871	TOM-SMITH UNIT A #3H	MARATHON OIL EF LLC	DRILL	19,500	Y
2013-11-20	773091	42-013-34871	TOM-SMITH UNIT A #3H	MARATHON OIL EF LLC	DRILL	19,500	Y
2013-11-20	773091	42-013-34871	TOM-SMITH UNIT A #3H	MARATHON OIL EF LLC	DRILL	19,500	Y
2013-11-18	772818	42-013-34864	PEARCE #1H	VALENCE OPERATING COMPANY	DRILL	9,500	Y
2013-11-18	772739	42-013-34862	R. MAY B #18H	MARATHON OIL EF LLC	DRILL	18,000	Y
2013-11-18	772736	42-013-34861	R. MAY B #17H	MARATHON OIL EF LLC	DRILL	18,000	Y
2013-11-18	772732	42-013-34860	R. MAY B #16H	MARATHON OIL EF LLC	DRILL	18,000	Y
2013-11-15	772735	42-013-34863	PEARCE #2H	VALENCE OPERATING COMPANY	DRILL	9,500	Y
2013-11-14	772876	42-013-34857	R. H. PICKENS, ET AL 'B' #28H	CABOT OIL & GAS CORPORATION	DRILL	16,000	Y
2013-11-14	772874	42-013-34856	R. H. PICKENS, ET AL 'B' #27H	CABOT OIL & GAS CORPORATION	DRILL	16,000	Y
2013-11-14	772874	42-013-34856	R. H. PICKENS, ET AL 'B' #27H	CABOT OIL & GAS CORPORATION	DRILL	16,000	Y
2013-11-13	772414	42-013-34845	RLT UNIT B #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,800	Y
2013-11-13	772411	42-013-34843	RLT UNIT A #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,800	Y
2013-11-08	773371	42-013-34859	MARIETTA UNIT #2H	CINCO NATURAL RESOURCES CORP.	DRILL	9,000	Y
2013-11-08	773369	42-013-34858	MARIETTA UNIT #1H	CINCO NATURAL RESOURCES CORP.	DRILL	9,000	Y
2013-11-06	772755	42-013-34854	R. MAY B #25H	MARATHON OIL EF LLC	DRILL	20,000	Y
2013-11-06	772753	42-013-34853	R. MAY B #24H	MARATHON OIL EF LLC	DRILL	20,000	Y
2013-11-06	772750	42-013-34855	R. MAY B #23H	MARATHON OIL EF LLC	DRILL	20,000	Y
2013-11-05	772717	42-013-34852	CHILIPITIN, LTD. #12H	CABOT OIL & GAS CORPORATION	DRILL	12,700	Y
2013-11-05	772717	42-013-34852	CHILIPITIN, LTD. #12H	CABOT OIL & GAS CORPORATION	DRILL	8,000	Y
2013-11-04	772245	42-013-34851	WILLIE NELSON UNIT #1H	EOG RESOURCES, INC.	DRILL	9,100	Y
2013-11-01	772492	42-013-34848	EMMA TARTT #27H	XTO ENERGY INC.	DRILL	11,500	Y
2013-11-01	772478	42-013-34850	PHZ UNIT #15H	CARRIZO (EAGLE FORD) LLC	DRILL	11,000	Y
2013-11-01	772464	42-013-34849	PHZ UNIT #14H	CARRIZO (EAGLE FORD) LLC	DRILL	11,000	Y
2013-11-01	772449	42-013-34846	PHZ UNIT #12H	CARRIZO (EAGLE FORD) LLC	DRILL	11,000	Y

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