Glasscock County Drilling Permits

Every permit issued by the Texas Railroad Commission in Glasscock County — updated daily, data through 2026-09-03.

Glasscock County permitting is running 14 permits a month over the trailing 90 days (41 total, down 62% on the prior quarter). PIONEER NATURAL RES. USA, INC. leads with 75 permits in the past 12 months, one of 17 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-09-03

All Time

11,551

11,551 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2017-10-19	831758	42-173-37728	CALVERLEY 37-36 #7H	COG OPERATING LLC	DRILL	12,000	Y
2017-10-18	831738	42-173-37727	CALVERLEY 37-36 #6H	RSP PERMIAN, LLC	DRILL	12,000	Y
2017-10-18	831738	42-173-37727	CALVERLEY 37-36 #6H	COG OPERATING LLC	DRILL	12,000	Y
2017-10-18	831737	42-173-37726	CALVERLEY 37-36 #5H	RSP PERMIAN, LLC	DRILL	12,000	Y
2017-10-18	831737	42-173-37726	CALVERLEY 37-36 #5H	COG OPERATING LLC	DRILL	12,000	Y
2017-10-18	831736	42-173-37725	CALVERLEY 37-36 #4H	RSP PERMIAN, LLC	DRILL	12,000	Y
2017-10-18	831728	42-173-37724	CALVERLEY 37-36 #3H	RSP PERMIAN, LLC	DRILL	12,000	Y
2017-10-13	831415	42-173-33253	KOONCE '46' #2	ENDEAVOR ENERGY RESOURCES L.P.	RECOMP	10,510
2017-10-13	831414	42-173-33089	KOONCE '46' #1	ENDEAVOR ENERGY RESOURCES L.P.	RECOMP	10,500
2017-10-09	831438	42-173-37723	ANDREW #3804HA	CINNABAR OPERATING, LLC	DRILL	8,500	Y
2017-10-09	831438	42-173-37723	ANDREW #3804HA	CINNABAR OPERATING, LLC	DRILL	8,500	Y
2017-10-04	831010	42-173-37720	CALVERLEY B-REED 40 #104HA	HUNT OIL COMPANY	DRILL	8,384	Y
2017-10-04	830483	42-173-37709	TCG #11	TRILOGY OPERATING, INC.	DRILL	12,000
2017-10-04	830483	42-173-37709	TCG #11	TRILOGY OPERATING, INC.	DRILL	12,000
2017-10-04	829294	42-173-33374	EARHART '34A' #2	ENDEAVOR ENERGY RESOURCES L.P.	RECOMP	10,675
2017-09-29	831307	42-173-33117	HUBBARD '18B' #2	ENDEAVOR ENERGY RESOURCES L.P.	RECOMP	10,550
2017-09-29	831305	42-173-33111	HUBBARD '18B' #1	ENDEAVOR ENERGY RESOURCES L.P.	RECOMP	10,463
2017-09-29	831088	42-173-37722	COOK E 20B #3H	PIONEER NATURAL RES. USA, INC.	DRILL	10,600	Y
2017-09-29	830105	42-173-37704	HOUSTON-WELLS 2W #23H	PIONEER NATURAL RES. USA, INC.	DRILL	10,600	Y
2017-09-29	830104	42-173-37703	HOUSTON-WELLS 2V #22H	PIONEER NATURAL RES. USA, INC.	DRILL	10,600	Y
2017-09-29	830101	42-173-37702	HOUSTON-WELLS 2U #21H	PIONEER NATURAL RES. USA, INC.	DRILL	10,600	Y
2017-09-29	830099	42-173-37701	HOUSTON-WELLS 2T #20H	PIONEER NATURAL RES. USA, INC.	DRILL	10,600	Y
2017-09-27	831021	42-173-37721	CALVERLEY B-REED 40 #104HB	HUNT OIL COMPANY	DRILL	8,655	Y
2017-09-27	831009	42-173-37719	CALVERLEY B-REED 40 #204HL	HUNT OIL COMPANY	DRILL	7,750	Y
2017-09-27	831009	42-173-37719	CALVERLEY B-REED 40 #204HL	HUNT OIL COMPANY	DRILL	8,153	Y
2017-09-27	830066	42-173-37699	HOUSTON-WELLS 2S #19H	PIONEER NATURAL RES. USA, INC.	DRILL	10,600	Y
2017-09-18	830887	42-173-37718	COLT 45 #8HA	CROWNQUEST OPERATING, LLC	DRILL	10,000	Y
2017-09-18	830845	42-173-34572	GIBSON 7 UNIT #1A	APACHE CORPORATION	RECOMP	10,449
2017-09-15	830786	42-173-37717	HUBBARD 26-35 #2809H	PARSLEY ENERGY OPERATIONS, LLC	DRILL	8,092	Y
2017-09-15	830786	42-173-37717	HUBBARD 26-35 #2809H	PARSLEY ENERGY OPERATIONS, LLC	DRILL	8,092	Y
2017-09-15	830780	42-173-37716	HUBBARD 26-35 #4209H	PARSLEY ENERGY OPERATIONS, LLC	DRILL	8,525	Y
2017-09-15	830780	42-173-37716	HUBBARD 26-35 #4209H	PARSLEY ENERGY OPERATIONS, LLC	DRILL	8,525	Y
2017-09-15	830770	42-173-37715	HUBBARD 26-35 #4309H	PARSLEY ENERGY OPERATIONS, LLC	DRILL	8,806	Y
2017-09-15	830770	42-173-37715	HUBBARD 26-35 #4309H	PARSLEY ENERGY OPERATIONS, LLC	DRILL	8,806	Y
2017-09-14	830673	42-173-37714	COLT 45 #6HB	CROWNQUEST OPERATING, LLC	DRILL	10,000	Y
2017-09-14	830664	42-173-37713	COLT 45 #5HB	CROWNQUEST OPERATING, LLC	DRILL	10,000	Y
2017-09-05	830430	42-173-37711	TOM-CORSON 41F #6H	PIONEER NATURAL RES. USA, INC.	DRILL	10,000	Y
2017-09-05	830426	42-173-37710	TOM-CORSON 41E #5H	PIONEER NATURAL RES. USA, INC.	DRILL	10,000	Y
2017-09-05	830423	42-173-37712	TOM-CORSON 41D #4H	PIONEER NATURAL RES. USA, INC.	DRILL	10,000	Y
2017-08-31	830500	42-173-34122	E D BOOKS 11 #6	APACHE CORPORATION	RECOMP	11,000
2017-08-29	830158	42-173-37708	BARBEE B 2-1 (ALLOC-E) #5SU	LAREDO PETROLEUM, INC.	DRILL	9,000	Y
2017-08-29	830146	42-173-37707	BARBEE B 2-1 (ALLOC-D) #4SU	LAREDO PETROLEUM, INC.	DRILL	9,000	Y
2017-08-29	830107	42-173-37706	BARBEE B 2-6 (ALLOC-C) #3SU	LAREDO PETROLEUM, INC.	DRILL	9,000	Y
2017-08-29	829292	42-173-33343	EARHART '34A' #1	ENDEAVOR ENERGY RESOURCES L.P.	RECOMP	10,710
2017-08-28	830091	42-173-37700	BARBEE B 2-6 (ALLOC-B) #2SU	LAREDO PETROLEUM, INC.	DRILL	9,000	Y
2017-08-28	830028	42-173-37705	JJ PHILLIPS #3	TRILOGY OPERATING, INC.	DRILL	11,000
2017-08-25	829250	42-173-37686	SEM SN 35-26 03 #203H	ENERGEN RESOURCES CORPORATION	DRILL	12,000	Y
2017-08-25	829250	42-173-37686	SEM SN 35-26 03 #203H	ENERGEN RESOURCES CORPORATION	DRILL	12,000	Y
2017-08-24	829915	42-173-37698	HANSON 45 SWD #1D	PARSLEY ENERGY OPERATIONS, LLC	DRILL	5,000
2017-08-23	830005	42-173-37697	VECTOR 30-SWD #1D	PARSLEY ENERGY OPERATIONS, LLC	DRILL	4,825

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