← 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
1983-01-2818461442-507-31899PRYOR RANCH #192WINN EXPLORATION/DULCE COMPANYDRILL2,900
1983-01-2618479042-507-31901PRYOR RANCH #184WINN EXPLORATION/DULCE COMPANYDRILL3,400
1983-01-1718567942-507-31918PRYOR #3WOODHAM OIL CORPORATIONDRILL3,500
1983-01-1718344542-507-31891PRYOR RANCH #167WINN EXPLORATION/DULCE COMPANYDRILL3,325
1983-01-1418342442-507-31890PRYOR RANCH #165WINN EXPLORATION/DULCE COMPANYDRILL3,305
1983-01-1418336442-507-31889MATTHEWS GAS UNIT #4ZAVALA ENERGY, INC.DRILL2,500
1983-01-1118295742-507-31887PRYOR RANCH #210WINN EXPLORATION/DULCE COMPANYDRILL2,854
1983-01-0618502342-507-31905PRYOR RANCH #186WINN EXPLORATION/DULCE COMPANYDRILL2,850
1982-12-3118219242-507-31883DECLEENE #1CWOODHAM OIL CORPORATIONDRILL3,500
1982-12-3118542042-507-31908PRYOR RANCH #182WINN EXPLORATION/DULCE COMPANYDRILL3,156
1982-12-3118505442-507-31906LUPE, JOHN B. #2CONVEST ENERGY CORPORATIONDRILL7,300
1982-12-3118504642-507-31892H&F PROPERTIES "35" #2JENNINGS EXPLORATION CO.DRILL4,350
1982-12-3118484742-507-31903BRICE, MARY M. "B" #5JENNINGS EXPLORATION CO.DRILL5,200
1982-12-3118455842-507-31897FERGUSON #2KP EXPLORATION, INC.DRILL3,000
1982-12-3118411742-507-31896KINAST, FRANK X. "B" #4JENNINGS EXPLORATION CO.DRILL5,215
1982-12-3118411642-507-31895JETERO INVESTMENT COMPANY #4JENNINGS EXPLORATION CO.DRILL4,356
1982-12-3118406442-507-31893H & F PROPERTIES #9JENNINGS EXPLORATION CO.DRILL4,000
1982-12-3118406442-507-31893H & F PROPERTIES "E" #9JENNINGS EXPLORATION CO.DRILL4,000
1982-12-3118334842-507-31888NORTON, ET AL #1-52JENNINGS EXPLORATION CO.DRILL3,470
1982-12-3118208642-507-31867PRYOR #2WOODHAM OIL CORPORATIONDRILL3,500
1982-12-3018156542-507-31881KINAST, FRANK X. "B" #3JENNINGS EXPLORATION CO.DRILL5,200
1982-12-3018156242-507-31871LYLES, G. W. #7EXXON CORP.DRILL908
1982-12-3018156142-507-31870LYLES, G. W. #6EXXON CORP.DRILL1,094
1982-12-3018155942-507-31872LYLES, G. W. #8EXXON CORP.DRILL941
1982-12-2918146342-507-31878HOWETT-JOHNSON UNIT-1 #1RETAMA OIL CORPORATIONDRILL5,500
1982-12-2818273742-507-31886EARNEST, W.A. #29-5LADD PETROLEUM CORP.DRILL7,000
1982-12-2718152942-507-31880WINTERBOTHAM, G. S. #1GRAHAM EXPLORATION, LTD.DRILL7,000
1982-12-2718152842-507-31879WINTERBOTHAM, G. S. #2GRAHAM EXPLORATION, LTD.DRILL6,800
1982-12-2118408742-507-31894KRAWETZ B #17-1DRIVER INVESTMENTS, INC.DRILL7,500
1982-12-1718079742-507-31877WINSTON, FRED #1TEXACO INC.DRILL7,100
1982-12-1518019342-507-31873MATHEWS, R. #16-17SUNDOWN ENERGY CO. INCDRILL3,500
1982-12-1418047842-507-31875PRYOR RANCH #159WINN EXPLORATION/DULCE COMPANYDRILL3,250
1982-12-1418047742-507-31874PRYOR RANCH #161WINN EXPLORATION/DULCE COMPANYDRILL3,200
1982-12-1318610142-507-31922CHAPARROSA #1501WEEKS EXPLORATION COMPANYDRILL3,590
1982-12-1018456442-507-31898JOHNSON #1NORTH TEXAS PETROLEUM, INC.DRILL6,290
1982-12-0918236842-507-31885PRYOR RANCH #178WINN EXPLORATION/DULCE COMPANYDRILL3,300
1982-12-0918236242-507-31884HAGEN #1ROME EXPLORATION CO, INC.DRILL1,000
1982-12-0918215442-507-80270H & F PROPERTIES -B- #1HUGHES & HUGHESRECOMP3,985
1982-12-0817977142-507-31868CARNES FARMS #1PETROLERO CORP.DRILL3,300
1982-12-0717921842-507-31866PARSONS #2ROME EXPLORATION CO, INC.DRILL4,000
1982-12-0617901942-507-31828PRYOR, IKE T. JR. #35EXXON CORP.DRILL3,400
1982-12-0317897742-507-31859PRYOR RANCH #174WINN EXPLORATION/DULCE COMPANYDRILL3,202
1982-12-0317897642-507-31858PRYOR RANCH #170WINN EXPLORATION/DULCE COMPANYDRILL3,000
1982-12-0317897542-507-31857PRYOR RANCH #168WINN EXPLORATION/DULCE COMPANYDRILL2,867
1982-12-0317897442-507-31856PRYOR RANCH #166WINN EXPLORATION/DULCE COMPANYDRILL2,835
1982-12-0317897342-507-31855PRYOR RANCH #162WINN EXPLORATION/DULCE COMPANYDRILL3,500
1982-12-0317897242-507-31854PRYOR RANCH #160WINN EXPLORATION/DULCE COMPANYDRILL2,780
1982-12-0317897142-507-31853PRYOR RANCH #158WINN EXPLORATION/DULCE COMPANYDRILL2,910
1982-12-0317896542-507-31848PRYOR RANCH #152WINN EXPLORATION/DULCE COMPANYDRILL3,500
1982-12-0317884642-507-31843PRYOR RANCH #133WINN EXPLORATION/DULCE COMPANYDRILL3,500
page 50 of 72
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Zavala County.