Upton County Drilling Permits

Every permit issued by the Texas Railroad Commission in Upton County — updated daily, data through 2026-09-22.

Upton County permitting is running 28 permits a month over the trailing 90 days (83 total, down 47% on the prior quarter). 3 were issued in the past week. PIONEER NATURAL RES. USA, INC. leads with 128 permits in the past 12 months, one of 23 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-09-22

All Time

16,372

16,372 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH
2009-11-09	686902	42-461-36452	COWDEN E #6	MARINER ENERGY, INC.	DRILL	11,000
2009-11-06	686883	42-461-36451	LEAH #6	COG OPERATING LLC	DRILL	11,000
2009-11-06	686838	42-461-36450	JOANN #3601	SUMMIT PETROLEUM LLC	DRILL	10,800
2009-11-06	686837	42-461-36449	KALEIGH DAWN "B" #4208	SUMMIT PETROLEUM LLC	DRILL	10,400
2009-11-06	686837	42-461-36449	KALEIGH DAWN "B" #4208	SUMMIT PETROLEUM LLC	OTHER	10,400
2009-11-05	686984	42-461-36448	MARY ELLEN #7	WINDSOR ENERGY GROUP, L.L.C.	DRILL	11,300
2009-11-05	686984	42-461-36448	MARY ELLEN #7	DIAMONDBACK E&P LLC	DRILL	11,300
2009-11-04	686840	42-461-32814	MCELROY RANCH CO. "M" #29	XTO ENERGY INC.	RECOMP	10,000
2009-11-03	686770	42-461-36447	ARCO DAVIS #2	JM COX RESOURCES, L.P.	DRILL	11,000
2009-11-02	686705	42-461-36446	GERONIMO 27 #8	DISCOVERY OPERATING, INC.	DRILL	10,300
2009-10-30	686646	42-461-36445	TXL "W" 33 #13	ST. MARY LAND & EXPLORATION CO.	DRILL	12,000
2009-10-30	686634	42-461-36442	SHERROD UNIT #1816	PIONEER NATURAL RES. USA, INC.	DRILL	9,000
2009-10-29	685791	42-461-36422	EDWARDS #7	WINDSOR ENERGY GROUP, L.L.C.	DRILL	10,500
2009-10-28	686683	42-461-36444	CAROLINE #309	HENRY RESOURCES LLC	DRILL	11,000
2009-10-28	686682	42-461-36443	CAROLINE #307	HENRY RESOURCES LLC	DRILL	11,000
2009-10-28	685793	42-461-36420	EDWARDS #8	WINDSOR ENERGY GROUP, L.L.C.	DRILL	10,500
2009-10-27	685782	42-461-32376	NEAL "D" #3	ENDEAVOR ENERGY RESOURCES L.P.	RECOMP	12,000
2009-10-27	685731	42-461-36419	CINDY #2409	SUMMIT PETROLEUM LLC	DRILL	11,250
2009-10-27	685717	42-461-36416	MCELROY RANCH "136" #3	MEWBOURNE OIL COMPANY	DRILL	10,300
2009-10-23	686486	42-461-36441	SHERROD UNIT #1819	PIONEER NATURAL RES. USA, INC.	DRILL	8,900
2009-10-23	686483	42-461-36527	SHERROD UNIT #1815	PIONEER NATURAL RES. USA, INC.	DRILL	8,900
2009-10-23	686437	42-461-10596	MARY K. SHIRK #3	OPAL RESOURCES OPERATING CO.,LLC	RENTR	9,000
2009-10-22	686357	42-461-36437	FAYE #3	COG OPERATING LLC	DRILL	11,000
2009-10-21	686353	42-461-36436	ADDISON #8	COG OPERATING LLC	DRILL	11,000
2009-10-14	686130	42-461-36431	TERRI #4405	SUMMIT PETROLEUM LLC	DRILL	10,650
2009-10-14	686129	42-461-36432	TINA MARIE "B" #4209	SUMMIT PETROLEUM LLC	DRILL	10,400
2009-10-12	686030	42-461-36430	CC #3704	MARINER ENERGY, INC.	DRILL	10,400
2009-10-12	686029	42-461-36429	CC #3703	MARINER ENERGY, INC.	DRILL	10,400
2009-10-12	686026	42-461-36428	CC #3604	MARINER ENERGY, INC.	DRILL	10,400
2009-10-12	686026	42-461-36428	CC #3604	MARINER ENERGY, INC.	DRILL	10,900
2009-10-12	686024	42-461-36427	UNIVERSITY "3-26" #3	PIONEER NATURAL RES. USA, INC.	DRILL	10,600
2009-10-12	686024	42-461-36427	UNIVERSITY "3-26" #3	PIONEER NATURAL RES. USA, INC.	DRILL	10,600
2009-10-12	686019	42-461-36426	UNIVERSITY "3-35" #2	PIONEER NATURAL RES. USA, INC.	DRILL	10,300
2009-10-12	686019	42-461-36426	UNIVERSITY "3-35" #2	PIONEER NATURAL RES. USA, INC.	DRILL	10,300
2009-10-12	685985	42-461-36425	UNIVERSITY "58-6" #3	PIONEER NATURAL RES. USA, INC.	DRILL	10,750
2009-10-12	685985	42-461-36425	UNIVERSITY "58-6" #3	PIONEER NATURAL RES. USA, INC.	DRILL	10,750
2009-10-09	685961	42-461-36424	CC #3603	MARINER ENERGY, INC.	DRILL	10,400
2009-10-09	684962	42-461-35918	MCELROY RANCH CO. #62	ENCORE OPERATING, L.P.	RECOMP	11,488
2009-10-09	684962	42-461-35918	MCELROY RANCH CO. #62	ENCORE OPERATING, L.P.	RECOMP	11,488
2009-10-07	685835	42-461-36423	OWENS 9 #3	WINDSOR ENERGY GROUP, L.L.C.	DRILL	10,500
2009-10-06	685794	42-461-36421	EDWARDS #9	WINDSOR ENERGY GROUP, L.L.C.	DRILL	10,500
2009-10-05	685755	42-461-31958	NEAL "D" #2	ENDEAVOR ENERGY RESOURCES L.P.	RECOMP	12,000
2009-10-02	685730	42-461-36418	CINDY B #1312	SUMMIT PETROLEUM LLC	DRILL	11,250
2009-10-02	685729	42-461-36417	CINDY "B" #1309	SUMMIT PETROLEUM LLC	DRILL	11,250
2009-10-01	685713	42-461-36415	UNIVERSITY "3-30" #1	PIONEER NATURAL RES. USA, INC.	DRILL	10,500
2009-10-01	685685	42-461-36414	JOEHANKS #5	COG OPERATING LLC	DRILL	11,000
2009-09-30	684738	42-461-36377	TORI #10	WINDSOR ENERGY GROUP, L.L.C.	DRILL	10,600
2009-09-29	685604	42-461-36413	XBC GIDDINGS ESTATE #4013	PIONEER NATURAL RES. USA, INC.	DRILL	10,700
2009-09-28	685593	42-461-36412	XBC GIDDINGS ESTATE #3023	PIONEER NATURAL RES. USA, INC.	DRILL	11,000
2009-09-28	685593	42-461-36412	XBC GIDDINGS ESTATE #3023	PIONEER NATURAL RES. USA, INC.	DRILL	11,000

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