← 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

3,562

3,562 permits
ISSUEDPERMITAPILEASEOPERATORTYPEDEPTHHZ
1982-06-1616393842-507-31713MATHEWS, R. #4-13SUNDOWN ENERGY CO. INCDRILL3,500
1982-06-0716321442-507-31711PRYOR RANCH #58WINN EXPLORATION/DULCE COMPANYDRILL2,895
1982-06-0416354642-507-31712PRYOR RANCH #84AWINN EXPLORATION/DULCE COMPANYDRILL2,971
1982-06-0416296142-507-31710CROSS "S" RANCH #114-1REGISTRY PETROLEUM CORPORATIONDRILL4,500
1982-06-0416287742-507-31709GRELLE, O. L. ET AL #1SPILLER, J.A.DRILL2,500
1982-06-0416287442-507-31708CHAPARROSA SECTION 16 #1ROME EXPLORATION CO, INC.DRILL3,600
1982-06-0416279042-507-31707CHAPARROSA SECTION 36 #1ROME EXPLORATION CO, INC.DRILL3,600
1982-06-0116261642-507-31705LEE RANCH #11CRB OIL & GAS, INC.DRILL3,350
1982-05-2716216142-507-31704MATHEWS, R. #3-16SUNDOWN ENERGY CO. INCDRILL3,500
1982-05-2616302642-507-31706PRYOR RANCH #84WINN EXPLORATION/DULCE COMPANYDRILL1,027
1982-05-2616192242-507-31702PRYOR RANCH #77WINN EXPLORATION/DULCE COMPANYDRILL2,630
1982-05-2616191842-507-31701PRYOR RANCH #73WINN EXPLORATION/DULCE COMPANYDRILL3,255
1982-05-2616191542-507-31700PRYOR RANCH #71WINN EXPLORATION/DULCE COMPANYDRILL3,290
1982-05-2616190842-507-31699PRYOR RANCH #69WINN EXPLORATION/DULCE COMPANYDRILL1,800
1982-05-2616187442-507-31697PRYOR RANCH #67WINN EXPLORATION/DULCE COMPANYDRILL3,190
1982-05-2516169042-507-31696PRYOR, IKE T., ET AL -B- #5HUGHES & HUGHESDRILL3,000
1982-05-2116242342-507-31703LYLES, L. #11ROME EXPLORATION CO, INC.DRILL1,000
1982-05-2116156542-507-31695MATHEWS, R. #2-11SUNDOWN ENERGY CO. INCDRILL3,200
1982-05-2016134442-507-31688GATES, B. J. #1CLEMCODRILL7,500
1982-05-2016123742-507-31693STAMPEDE #1DYAD ASSOCIATESDRILL4,095
1982-05-1816190642-507-31698PRYOR RANCH #75WINN EXPLORATION/DULCE COMPANYDRILL2,300
1982-05-1716075442-507-31691LYLES, L. #2ROME EXPLORATION CO, INC.DRILL1,000
1982-05-1716074942-507-31690LYLES, L. #5ROME EXPLORATION CO, INC.DRILL1,000
1982-05-1716074242-507-31689LYLES, L. #3ROME EXPLORATION CO, INC.DRILL1,000
1982-05-1416065942-507-31687MATHEWS, R. #1-8SUNDOWN ENERGY COMPANY,INC.DRILL3,000
1982-05-1316108042-507-31692PRYOR RANCH #65WINN EXPLORATION/DULCE COMPANYDRILL3,109
1982-05-1216064342-507-31686NORTHEASTERN FARMING CO. #1J-W OPERATING CO.DRILL4,000
1982-05-1216046342-507-31684PRYOR RANCH #72WINN EXPLORATION/DULCE COMPANYDRILL3,087
1982-05-1216046242-507-31683PRYOR RANCH #74WINN EXPLORATION/DULCE COMPANYDRILL3,000
1982-05-1216046142-507-31682PRYOR RANCH #76WINN EXPLORATION/DULCE COMPANYDRILL3,007
1982-05-1216046042-507-31681PRYOR RANCH #78WINN EXPLORATION/DULCE COMPANYDRILL3,000
1982-05-1216045942-507-31680PRYOR RANCH #80WINN EXPLORATION/DULCE COMPANYDRILL2,970
1982-05-0616019742-507-31678PRYOR RANCH #70WINN EXPLORATION/DULCE COMPANYDRILL3,000
1982-05-0316046442-507-31685PRYOR RANCH #82WINN EXPLORATION/DULCE COMPANYDRILL2,880
1982-04-3016052442-507-31679HOWETT #1ASTRO PRODUCTION, INC.DRILL5,020
1982-04-2815877342-507-31675PRYOR RANCH #61WINN EXPLORATION/DULCE COMPANYDRILL3,010
1982-04-2815846542-507-31673FERGUSON #1KP EXPLORATION, INC.DRILL7,000
1982-04-2815844142-507-31672PRYOR RANCH #63WINN EXPLORATION/DULCE COMPANYDRILL3,080
1982-04-2315808142-507-31670WHITE, CARROL #1KP EXPLORATION, INC.DRILL7,000
1982-04-2215788242-507-31669GORDON #2MATZINGER PETROLEUM CODRILL1,600
1982-04-2115767542-507-31668PRYOR RANCH #59WINN EXPLORATION/DULCE COMPANYDRILL2,923
1982-04-2015884542-507-31677PRYOR RANCH #68WINN EXPLORATION/DULCE COMPANYDRILL2,935
1982-04-2015883742-507-31676PRYOR RANCH #64WINN EXPLORATION/DULCE COMPANYDRILL2,704
1982-04-2015746042-507-31667HAGAN #1SOTEX OIL & GAS CORP.DRILL6,000
1982-04-1615913342-507-31674PRYOR RANCH #66WINN EXPLORATION/DULCE COMPANYDRILL3,500
1982-04-1615698942-507-31662FLOWERS & WARD "A" #1RETAMCO, INCDRILL1,600
1982-04-1615698842-507-31661FLOWERS & WARD "A" #2RETAMCO, INCDRILL2,700
1982-04-1615698742-507-31660FLOWERS & WARD "B" #3RETAMCO, INCDRILL2,700
1982-04-1315837942-507-31671PRYOR RANCH #57WINN EXPLORATION/DULCE COMPANYDRILL3,169
1982-04-1215645242-507-31666DUBE #2MATZINGER PETROLEUM CODRILL1,200
page 54 of 72
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Zavala County.