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
2014-04-12	781574	42-013-34963	EMIL UNIT #1H	EOG RESOURCES, INC.	DRILL	9,600	Y
2014-04-12	781573	42-013-34964	STOCKHORST UNIT #1H	EOG RESOURCES, INC.	DRILL	9,500	Y
2014-04-11	782301	42-013-34973	KANSU RED #1H	EOG RESOURCES, INC.	DRILL	9,300	Y
2014-04-11	782218	42-013-34974	MERGANSER UNIT #1H	EOG RESOURCES, INC.	DRILL	9,500	Y
2014-03-31	781679	42-013-34962	TIRO UNIT #2H	CINCO NATURAL RESOURCES CORP.	DRILL	9,000	Y
2014-03-31	781675	42-013-34961	TIRO UNIT #1H	CINCO NATURAL RESOURCES CORP.	DRILL	9,000	Y
2014-03-28	781704	42-013-34960	GAZELLE UNIT #1H	EOG RESOURCES, INC.	DRILL	10,500	Y
2014-03-26	783002	42-013-34958	MOURSUND UNIT #2H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,500	Y
2014-03-26	783001	42-013-34957	MOURSUND UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,500	Y
2014-03-26	780391	42-013-34959	GORDON C UNIT #2H	EOG RESOURCES, INC.	DRILL	9,800	Y
2014-03-26	780390	42-013-34949	GORDON C UNIT #1H	EOG RESOURCES, INC.	DRILL	9,800	Y
2014-03-22	780648	42-013-34953	GUAJILLO EAST #79H	MARATHON OIL EF LLC	DRILL	19,000	Y
2014-03-22	780645	42-013-34952	GUAJILLO EAST #33H	MARATHON OIL EF LLC	DRILL	19,000	Y
2014-03-22	780627	42-013-34951	GUAJILLO EAST #31H	MARATHON OIL EF LLC	DRILL	19,000	Y
2014-03-22	780620	42-013-34950	GUAJILLO EAST #77H	MARATHON OIL EF LLC	DRILL	19,300	Y
2014-03-22	779984	42-013-34955	PFLUGER #2H	VALENCE OPERATING COMPANY	DRILL	9,500	Y
2014-03-22	779984	42-013-34955	PFLUGER #2H	VALENCE OPERATING COMPANY	DRILL	9,500	Y
2014-03-20	781686	42-013-34956	GROUSE #1H	EOG RESOURCES, INC.	DRILL	9,400	Y
2014-03-20	779733	42-013-34954	DICKE C UNIT #1H	EOG RESOURCES, INC.	DRILL	11,000	Y
2014-03-19	780346	42-013-34947	EAGLE EYES UNIT #1H	ABRAXAS PETROLEUM CORPORATION	DRILL	8,050	Y
2014-03-15	780093	42-013-34945	FERDINAND UNIT #1H	EOG RESOURCES, INC.	DRILL	9,300	Y
2014-03-15	780007	42-013-34943	AHRENS UNIT #1H	EOG RESOURCES, INC.	DRILL	9,000	Y
2014-03-14	779972	42-013-34942	FOUR CORNERS RANCH-UNIT 'A' #4H	CABOT OIL & GAS CORPORATION	DRILL	9,000	Y
2014-03-14	779972	42-013-34942	FOUR CORNERS RANCH-UNIT 'A' #4H	CABOT OIL & GAS CORPORATION	DRILL	9,000	Y
2014-03-14	779966	42-013-34944	FOUR CORNERS RANCH-UNIT 'A' #3H	CABOT OIL & GAS CORPORATION	DRILL	9,000	Y
2014-03-14	779966	42-013-34944	FOUR CORNERS RANCH-UNIT 'A' #3H	CABOT OIL & GAS CORPORATION	DRILL	9,000	Y
2014-03-12	780869	42-013-34948	BLESBOK UNIT #1H	EOG RESOURCES, INC.	DRILL	10,000	Y
2014-03-10	778784	42-013-34924	DAVIS-MCCRARY PROPERTY TRUST #2H	EP ENERGY E&P COMPANY, L.P.	DRILL	9,000	Y
2014-03-08	779580	42-013-34939	GAENZEL #5H	MARATHON OIL EF LLC	DRILL	17,500	Y
2014-03-08	779577	42-013-34938	GAENZEL #6H	MARATHON OIL EF LLC	DRILL	17,500	Y
2014-03-08	779547	42-013-34937	MIDDLE MCCOWEN #72H	MARATHON OIL EF LLC	DRILL	19,000	Y
2014-03-08	779543	42-013-34936	MIDDLE MCCOWEN #73H	MARATHON OIL EF LLC	DRILL	19,000	Y
2014-03-07	779779	42-013-34946	PFLUGER #1H	VALENCE OPERATING COMPANY	DRILL	9,500	Y
2014-03-07	779779	42-013-34946	PFLUGER #1H	VALENCE OPERATING COMPANY	DRILL	9,500	Y
2014-03-07	778885	42-013-34940	PIPES UNIT #1H	EOG RESOURCES, INC.	DRILL	9,600	Y
2014-03-05	779399	42-013-34933	MUSKOX #2H	EOG RESOURCES, INC.	DRILL	9,800	Y
2014-03-04	779231	42-013-34931	SIMMONS SUBDIVISION C UNIT #4H	EP ENERGY E&P COMPANY, L.P.	DRILL	9,000	Y
2014-02-28	779092	42-013-34930	SPANISH EYES UNIT #1H	ABRAXAS PETROLEUM CORPORATION	DRILL	8,050	Y
2014-02-28	778143	42-013-34929	GUAJILLO EAST #19H	MARATHON OIL EF LLC	DRILL	18,700	Y
2014-02-28	778141	42-013-34928	GUAJILLO EAST #17H	MARATHON OIL EF LLC	DRILL	18,200	Y
2014-02-28	778139	42-013-34927	GUAJILLO EAST #71H	MARATHON OIL EF LLC	DRILL	17,400	Y
2014-02-28	778138	42-013-34926	GUAJILLO EAST #15H	MARATHON OIL EF LLC	DRILL	17,200	Y
2014-02-28	778137	42-013-34925	GUAJILLO EAST #13H	MARATHON OIL EF LLC	DRILL	17,200	Y
2014-02-27	779714	42-013-34935	ALLEN UNIT #2H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,300	Y
2014-02-27	779713	42-013-34934	ALLEN UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,300	Y
2014-02-26	779396	42-013-34932	LION UNIT #1H	EOG RESOURCES, INC.	DRILL	10,000	Y
2014-02-25	778555	42-013-34921	R.H. PICKENS, ET AL 'B' #30H	CABOT OIL & GAS CORPORATION	DRILL	13,550	Y
2014-02-25	778555	42-013-34921	R.H. PICKENS, ET AL 'B' #30H	CABOT OIL & GAS CORPORATION	DRILL	7,699	Y
2014-02-25	778555	42-013-34921	PICKENS 'B' NORTH #30H	CABOT OIL & GAS CORPORATION	DRILL	7,518	Y
2014-02-18	777993	42-013-34920	LYTLE UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,850	Y

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