← Zavala County

Zavala County Drilling Permits

Every permit issued by the Texas Railroad Commission in Zavala County — updated daily, data through 2026-07-10.

Zavala County permitting is running 3.3 permits a month over the trailing 90 days (10 total, versus 6 in the prior quarter). CML EXPLORATION, LLC leads with 7 permits in the past 12 months, one of 6 operators active in the county.

Last 30 Days

1

Operators (30d)

1

Latest Permit

2026-07-10

All Time

3,561

3,561 permits
ISSUEDPERMITAPILEASEOPERATORTYPEDEPTHHZ
1985-10-0328657442-507-32161FLOWERS "A" #4MCDAY ENERGY CORP.DRILL2,490
1985-10-0328634942-507-32158TORTUGAS #1YOUNG, JOHN H., INC.DRILL5,000
1985-10-0128635342-507-32159GATES #1YOUNG, JOHN H., INC.DRILL5,300
1985-09-2528597242-507-32157CAID #1WILLIAMSON DRILLING CO., INC.DRILL2,000
1985-09-2428581942-507-32156ONNEN - LUEBBEN #1RETAMA OIL CORPORATIONDRILL3,500
1985-09-2428581742-507-32155KIEFER, CHESTER #8ROME EXPLORATION CO, INC.DRILL1,800
1985-09-1628559742-507-32080MANGUM ET AL #1WOODHAM OIL CORPORATIONRECOMP4,000
1985-09-1028470942-507-31874PRYOR RANCH #161WINN EXPLORATION/DULCE COMPANYRECOMP3,200
1985-09-0628441642-507-32154NORTON, ET AL #305JENNINGS EXPLORATION CO.DRILL3,800
1985-08-3028396842-507-31831PRYOR RANCH #143WINN EXPLORATION/DULCE COMPANYRECOMP3,045
1985-08-3028380242-507-32153FLETCHER #1WELHAUSEN COMPANY, THEDRILL3,900
1985-08-2928356542-507-32152HICKS #1TRIUMPH ENGY,INC.& CHAMBERS EXPLDRILL4,200
1985-08-1328228542-507-31908PRYOR RANCH #182WINN EXPLORATION/DULCE COMPANYRECOMP3,156
1985-08-0728218642-507-31632PRYOR RANCH #54WINN EXPLORATION/DULCE COMPANYRECOMP3,302
1985-08-0228176742-507-31842GRELLE, O. L. ET AL #2SPILLER, J.A.DRILL2,200
1985-08-0128152642-507-32151FLOWERS #3WINN EXPLORATION/DULCE COMPANYDRILL3,500
1985-08-0128152642-507-32151FLOWERS "B" #3MCDAY ENERGY CORP.DRILL2,635
1985-07-2428093542-507-32150RUTLEDGE #4WILLIAMSON DRILLING CO., INC.DRILL2,000
1985-07-1828057442-507-31941HOMEYER-DUBOSE #3THALMANN OIL FIELD SERVICE, INC.DRILL2,000
1985-07-1528003442-507-32148WILLMON, HOWARD #3EQUITABLE ENERGY, INC.DRILL3,000
1985-07-1528018742-507-32149JONES UNIT #3MUELLER ENGINEERING CORP.DRILL2,000
1985-07-0827953542-507-32144WALKER RANCH #2MATZINGER PETROLEUM CODRILL1,300
1985-07-0827956042-507-32146LYLES RANCH #22ROME EXPLORATION CO, INC.DRILL1,000
1985-07-0827953742-507-32145PEMBERTON #1WILLIAMSON DRILLING CO., INC.DRILL2,000
1985-07-0327942442-507-32147WEBER, L. G. #5EQUITABLE ENERGY, INC.DRILL3,500
1985-07-0227917242-507-32143JONES, JOHN C. ESTATE #1 #1SHAWNEE OPERATING COMPANYDRILL4,500
1985-07-0127908442-507-31085SPILLAR #2WINN EXPLORATION/DULCE COMPANYRECOMP1,900
1985-06-2827892742-507-32141PRYOR, IKE T. III, ET AL #3MUREXCO PETROLEUM, INC.DRILL3,600
1985-06-2027829342-507-32139PRYOR RANCH #192WINN EXPLORATION/DULCE COMPANYDRILL3,500
1985-06-2027847942-507-32140RUTLEDGE, D. F. #1JENNINGS EXPLORATION CO.DRILL3,900
1985-06-1427773642-507-31905PRYOR RANCH #186WINN EXPLORATION/DULCE COMPANYRECOMP2,850
1985-06-0527695342-507-32136HASKETT #8WINN EXPLORATION/DULCE COMPANYDRILL3,000
1985-06-0527695142-507-32135LEE RANCH #I072E-COR, INC.DRILL1,400
1985-06-0527695542-507-32137HASKETT #9WINN EXPLORATION/DULCE COMPANYDRILL2,700
1985-06-0527695842-507-32138KING-WILSON UNIT #2WINN EXPLORATION/DULCE COMPANYDRILL3,000
1985-06-0527694942-507-32134BENNETT #11WINN EXPLORATION/DULCE COMPANYDRILL1,700
1985-06-0527696842-507-31322PRYOR RANCH #40WINN EXPLORATION/DULCE COMPANYRECOMP2,770
1985-06-0327656542-507-32133JOHNSON, P. #4ARENDALE & LOWEDRILL5,300
1985-05-2427602742-507-32132PALMERAS "A" #2163LITTLE OIL & GAS, INC.DRILL4,800
1985-05-2127562142-507-32131KIEFER #3MCCORD EXPLORATION CO.DRILL3,500
1985-05-2127557242-507-00299RAINE, J. R. #1064WOODHAM OIL CORPORATIONOTHER3,850
1985-05-1627522742-507-32130PALMERAS "A" #1163LITTLE OIL & GAS, INC.DRILL5,800
1985-05-0827443442-507-32129KIEFER #2MCCORD EXPLORATION CO.DRILL3,400
1985-04-2527350942-507-32128PETTY #1ARENDALE & LOWEDRILL5,300
1985-04-2327307142-507-32126KIEFER #1AM-H OIL & GAS PARTNERSHIPDRILL4,000
1985-04-2227327142-507-32127LYLES RANCH #21ROME EXPLORATION CO, INC.DRILL1,000
1985-04-2227276242-507-32121BRICE, MARGARET #1RUCKMICK, JOHN C.DRILL4,600
1985-04-1927283442-507-32125FLOWERS & WARD "B" #1RETAMCO OPERATING, INC.DRILL700
1985-04-1927277242-507-32123CAPPS, ELLA #10RETAMCO OPERATING, INC.DRILL2,300
1985-04-1927283342-507-32124FLOWERS & WARD "B" #2RETAMCO OPERATING, INC.DRILL700
page 44 of 72
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Zavala County.