Atascosa County Drilling Permits

Every permit issued by the Texas Railroad Commission in Atascosa County — updated daily, data through 2026-07-27.

Atascosa County permitting is running 11 permits a month over the trailing 90 days (32 total, versus 1 in the prior quarter). 1 was issued in the past week. 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

2026-07-27

All Time

6,390

6,390 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2012-10-05	748971	42-013-34615	BERTA UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,400	Y
2012-10-05	748971	42-013-34615	BERTA UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,400	Y
2012-10-05	748968	42-013-34614	KINSLEY UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,400	Y
2012-10-05	748968	42-013-34614	KINSLEY UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,400	Y
2012-10-03	748814	42-013-34612	MCCARTY 'A' UNIT #1H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-10-03	748814	42-013-34612	MCCARTY 'A' UNIT #1H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-10-03	748814	42-013-34612	MCCARTY 'A' UNIT #1H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-09-27	747983	42-013-34613	SAN MIGUEL D UNIT #2H	EOG RESOURCES, INC.	DRILL	10,500	Y
2012-09-27	747983	42-013-34613	SAN MIGUEL D UNIT #2H	EOG RESOURCES, INC.	DRILL	10,500	Y
2012-09-24	747622	42-013-34606	WYE RANCH 02 #01H	PIONEER NATURAL RES. USA, INC.	DRILL	21,000	Y
2012-09-20	747855	42-013-34610	RVR #1H	EOG RESOURCES, INC.	DRILL	9,600	Y
2012-09-19	748018	42-013-34611	COUES UNIT #1H	EOG RESOURCES, INC.	DRILL	10,500	Y
2012-09-14	747711	42-013-34608	TARPON UNIT #2H	EOG RESOURCES, INC.	DRILL	10,275	Y
2012-09-14	747710	42-013-34609	TARPON UNIT #1H	EOG RESOURCES, INC.	DRILL	10,275	Y
2012-09-13	747606	42-013-34603	COUNTISS #W 4H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-09-13	747604	42-013-34604	COUNTISS #W 3H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-09-13	747603	42-013-34602	COUNTISS #W 2H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-09-13	746449	42-013-34607	CHAMOIS UNIT #2H	EOG RESOURCES, INC.	DRILL	9,800	Y
2012-09-06	747152	42-013-34599	MAY GIRLS #2H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-09-05	747256	42-013-34601	COUNTISS #W 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-09-05	747064	42-013-34600	MIDDLE MCCOWEN #27H	MARATHON OIL EF LLC	DRILL	16,000	Y
2012-09-05	747060	42-013-34598	MIDDLE MCCOWEN #26H	MARATHON OIL EF LLC	DRILL	15,600	Y
2012-08-30	747010	42-013-34597	R. MTZ UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,000	Y
2012-08-28	746794	42-013-34596	STEWART-HENKE UNIT #1H	MARATHON OIL EF LLC	DRILL	14,500	Y
2012-08-28	746771	42-013-34595	KRUEGER-ZUNKER UNIT #1H	MARATHON OIL EF LLC	DRILL	14,500	Y
2012-08-28	746739	42-013-34594	HERBST-MAY UNIT #2H	MURPHY EXPL. & PROD. CO. - USA	DRILL	9,900	Y
2012-08-23	746446	42-013-34593	CHAMOIS UNIT #1H	EOG RESOURCES, INC.	DRILL	9,800	Y
2012-08-23	746438	42-013-34592	COUNTISS #T 1H	CHESAPEAKE OPERATING, INC.	DRILL	12,000	Y
2012-08-22	746423	42-013-34591	TOM FAMILY UNIT #1H	MARATHON OIL EF LLC	DRILL	14,500	Y
2012-08-16	746018	42-013-34308	TOM UNIT #1H	MARATHON OIL EF LLC	RECOMP	10,586	Y
2012-08-15	746046	42-013-34590	MAY GIRLS #1H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-08-15	746041	42-013-34589	WARTHOG UNIT #1H	EOG RESOURCES, INC.	DRILL	10,000	Y
2012-08-14	745943	42-013-34588	MAUCH-HENKE UNIT #1H	MARATHON OIL EF LLC	DRILL	15,000	Y
2012-08-09	745654	42-013-34587	MAY GIRLS #3H	MARATHON OIL EF LLC	DRILL	15,500	Y
2012-08-09	745627	42-013-34586	EMMA TARTT #26H	XTO ENERGY INC.	DRILL	18,000	Y
2012-08-09	744235	42-013-34574	QUAIL #3H	EOG RESOURCES, INC.	DRILL	11,000	Y
2012-08-09	744230	42-013-34573	QUAIL #2H	EOG RESOURCES, INC.	DRILL	11,000	Y
2012-08-08	744402	42-013-34581	CAPE BUFFALO #1	EOG RESOURCES, INC.	DRILL	11,500
2012-08-08	744402	42-013-34581	CAPE BUFFALO #1	EOG RESOURCES, INC.	DRILL	11,500
2012-08-06	745170	42-013-34585	JTN UNIT #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,616	Y
2012-08-03	745250	42-013-34584	KOWALIK UNIT B #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,200	Y
2012-08-03	745250	42-013-34584	KOWALIK UNIT B #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,300	Y
2012-08-03	745248	42-013-34583	KOWALIK UNIT A #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,200	Y
2012-08-03	745248	42-013-34583	KOWALIK UNIT A #1H	MURPHY EXPL. & PROD. CO. - USA	DRILL	10,300	Y
2012-08-02	743919	42-013-34555	R. MAY B #5H	MARATHON OIL EF LLC	DRILL	15,000	Y
2012-08-01	745399	42-013-34582	PEELER RANCH #3H	EAGLE FORD HUNTER RESOURCES,INC.	DRILL	12,500	Y
2012-08-01	745399	42-013-34582	PEELER RANCH #3H	EAGLE FORD HUNTER RESOURCES,INC.	DRILL	12,900	Y
2012-08-01	745065	42-013-34579	MIDDLE MCCOWEN #25H	MARATHON OIL EF LLC	DRILL	18,460	Y
2012-08-01	745064	42-013-34578	MIDDLE MCCOWEN #24H	MARATHON OIL EF LLC	DRILL	18,460	Y
2012-08-01	745031	42-013-34575	KRUEGER-HOELSCHER UNIT #1H	MARATHON OIL EF LLC	DRILL	15,500	Y

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