← 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
1982-12-0317881042-507-31842GRELLE, O.L. ET AL #2SPILLER, J.A.DRILL2,200
1982-12-0217899142-507-31865PRYOR, IKE T. JR. #33EXXON CORP.DRILL2,986
1982-12-0217899042-507-31864PRYOR, IKE T. JR. #34EXXON CORP.DRILL2,944
1982-12-0217898942-507-31863PRYOR, IKE T. JR. #32EXXON CORP.DRILL3,400
1982-12-0217896942-507-31851PRYOR RANCH #156WINN EXPLORATION/DULCE COMPANYDRILL3,100
1982-12-0217896842-507-31850PRYOR RANCH #148WINN EXPLORATION/DULCE COMPANYDRILL3,500
1982-12-0217896742-507-31849PRYOR RANCH #150WINN EXPLORATION/DULCE COMPANYDRILL3,500
1982-12-0217896242-507-31847PRYOR RANCH #154WINN EXPLORATION/DULCE COMPANYDRILL3,295
1982-11-3018076042-507-31876GORMAN, J.E. #1043RETAMA OIL CORPORATIONDRILL6,320
1982-11-3017897942-507-31861PRYOR RANCH #153WINN EXPLORATION/DULCE COMPANYDRILL3,500
1982-11-3017897842-507-31860PRYOR RANCH #176WINN EXPLORATION/DULCE COMPANYDRILL3,256
1982-11-3017897042-507-31852PRYOR RANCH #155WINN EXPLORATION/DULCE COMPANYDRILL3,280
1982-11-3017895842-507-31845PRYOR RANCH #172WINN EXPLORATION/DULCE COMPANYDRILL2,846
1982-11-3017861742-507-31839PRYOR RANCH #135WINN EXPLORATION/DULCE COMPANYDRILL3,160
1982-11-3017861642-507-31838PRYOR RANCH #137WINN EXPLORATION/DULCE COMPANYDRILL3,298
1982-11-3017861442-507-31837PRYOR RANCH #139WINN EXPLORATION/DULCE COMPANYDRILL3,500
1982-11-3017861342-507-31836PRYOR RANCH #141WINN EXPLORATION/DULCE COMPANYDRILL2,962
1982-11-3017860242-507-31834PRYOR RANCH #130WINN EXPLORATION/DULCE COMPANYDRILL3,125
1982-11-2917860042-507-31833PRYOR RANCH #128WINN EXPLORATION/DULCE COMPANYDRILL3,130
1982-11-2417885742-507-31844ATWOOD #1WOODHAM OIL CORPORATIONDRILL3,800
1982-11-2417870142-507-31841PRYOR RANCH #146WINN EXPLORATION/DULCE COMPANYDRILL3,130
1982-11-2417834242-507-31832PRYOR RANCH #145WINN EXPLORATION/DULCE COMPANYDRILL3,212
1982-11-2417834142-507-31831PRYOR RANCH #143WINN EXPLORATION/DULCE COMPANYDRILL3,400
1982-11-2417834042-507-31830PRYOR RANCH #147WINN EXPLORATION/DULCE COMPANYDRILL3,173
1982-11-2217805542-507-31920PRYOR RANCH #157WINN EXPLORATION/DULCE COMPANYDRILL3,400
1982-11-2217805342-507-31824PRYOR RANCH #164WINN EXPLORATION/DULCE COMPANYDRILL2,897
1982-11-2217805042-507-31823PRYOR RANCH #126WINN EXPLORATION/DULCE COMPANYDRILL3,100
1982-11-1917895942-507-31846PRYOR RANCH #151WINN EXPLORATION/DULCE COMPANYDRILL3,030
1982-11-1917830842-507-31829LEE RANCH #C041CRB OIL & GAS, INC.DRILL1,500
1982-11-1817786942-507-31822LYLES RANCH #13ROME EXPLORATION CO, INC.DRILL1,500
1982-11-1717770942-507-31821PRYOR RANCH #149WINN EXPLORATION/DULCE COMPANYDRILL3,303
1982-11-1717770842-507-31820PRYOR RANCH #144WINN EXPLORATION/DULCE COMPANYDRILL3,265
1982-11-1717770742-507-31819PRYOR RANCH #142WINN EXPLORATION/DULCE COMPANYDRILL3,090
1982-11-1617763242-507-31818PRYOR RANCH #140WINN EXPLORATION/DULCE COMPANYDRILL3,285
1982-11-1617762442-507-31817PRYOR-BRANSCOME "G" #2MATZINGER PETROLEUM CODRILL1,800
1982-11-1217743642-507-31816PRYOR RANCH #136WINN EXPLORATION/DULCE COMPANYDRILL3,127
1982-11-1217740142-507-31815PRYOR RANCH #124WINN EXPLORATION/DULCE COMPANYDRILL3,000
1982-11-1017728642-507-31814NELSON, A.N. #4LYNCH, W. W.DRILL3,500
1982-11-0917698342-507-31813CHAPARROSA #134-1OSBORNE OIL CO.DRILL3,230
1982-11-0817896642-507-31827PRYOR RANCH #138WINN EXPLORATION/DULCE COMPANYDRILL2,730
1982-11-0817694542-507-31811PRYOR RANCH #120WINN EXPLORATION/DULCE COMPANYDRILL3,295
1982-11-0817666942-507-31810NELSON, A.N. #2RLYNCH, W. W.DRILL3,000
1982-11-0517898042-507-31826PRYOR RANCH #134WINN EXPLORATION/DULCE COMPANYDRILL3,115
1982-11-0517862542-507-31840PRYOR RANCH #132WINN EXPLORATION/DULCE COMPANYDRILL3,100
1982-11-0417653042-507-31807CROSS -S- RANCH SUBDIVISION #120-3HAJECATE OIL COMPANYDRILL4,400
1982-11-0417645242-507-30447H & F PROPERTIES -B- #1HUGHES & HUGHESRECOMP3,985
1982-11-0217860542-507-31835WHITE, CARROL #2KP EXPLORATION, INC.DRILL3,012
1982-11-0217812342-507-31187PRYOR RANCH #6WINN EXPLORATION/DULCE COMPANYOTHER3,100
1982-10-2917645042-507-31806PRYOR RANCH #122WINN EXPLORATION/DULCE COMPANYDRILL3,155
1982-10-2217519042-507-31804PRYOR RANCH #123WINN EXPLORATION/DULCE COMPANYDRILL3,260
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Zavala County.