Mcmullen County Drilling Permits

Every permit issued by the Texas Railroad Commission in Mcmullen County — updated daily, data through 2026-09-16.

Mcmullen County permitting is running 8.3 permits a month over the trailing 90 days (25 total, down 11% on the prior quarter). 5 were issued in the past week. GULFTEX ENERGY, LLC leads with 19 permits in the past 12 months, one of 15 operators active in the county.

Last 30 Days

10

Operators (30d)

2

Latest Permit

2026-09-16

All Time

8,558

8,558 permits
ISSUEDPERMITAPILEASEOPERATORTYPEDEPTHHZ
1997-04-2246149842-311-33413SBR #156SWIFT ENERGY COMPANYDRILL11,500
1997-04-2246149742-311-33412SBR #151SWIFT ENERGY COMPANYDRILL10,750
1997-04-2246149642-311-33411SBR #150SWIFT ENERGY COMPANYDRILL10,500
1997-04-2246149542-311-33410SBR #149SWIFT ENERGY COMPANYDRILL11,000
1997-04-2246149442-311-33409SBR #147SWIFT ENERGY COMPANYDRILL11,000
1997-04-2146141242-311-33406SMITH #8AMERICAN EXPLORATION COMPANYDRILL10,000
1997-04-2146141142-311-33407SMITH #6AMERICAN EXPLORATION COMPANYDRILL9,900
1997-04-2146141042-311-33408SMITH #7AMERICAN EXPLORATION COMPANYDRILL10,000
1997-04-2146137242-311-33405PAISANO RANCH -13- #1COSTILLA ENERGY, INC.DRILL12,000
1997-04-1646107342-311-32568HERRERA, G. #3AOP OPERATING CORPORATIONRECOMP6,100
1997-04-1646107242-311-32602HERRERA, G. #4AOP OPERATING CORPORATIONRECOMP6,066
1997-04-1646107142-311-32845HERRERA, G. #7AOP OPERATING CORPORATIONRECOMP5,593
1997-04-1646101542-311-33397MAFRIGE #1PINTEX OPERATING INC.DRILL4,750
1997-04-1446112042-311-33403SBR #155SWIFT ENERGY COMPANYDRILL11,000
1997-04-1446111942-311-33402SBR #154SWIFT ENERGY COMPANYDRILL11,000
1997-04-1446111842-311-33401SBR #153SWIFT ENERGY COMPANYDRILL11,000
1997-04-1446111742-311-33400SBR #152SWIFT ENERGY COMPANYDRILL10,500
1997-04-1446111742-311-33400SBR #152SWIFT ENERGY COMPANYDRILL11,000
1997-04-1446111642-311-33399SBR #145SWIFT ENERGY COMPANYDRILL10,500
1997-04-1446111542-311-33398SBR #134SWIFT ENERGY COMPANYDRILL11,000
1997-04-1446080642-311-33396JACOB, LEONARD CORPORATION #A119LOMA OIL COMPANYDRILL1,050
1997-04-0246062842-311-33387SBR #140SWIFT ENERGY COMPANYDRILL11,000
1997-04-0246062742-311-33388SBR #141SWIFT ENERGY COMPANYDRILL11,000
1997-04-0246062642-311-33389SBR #142SWIFT ENERGY COMPANYDRILL11,000
1997-04-0246062542-311-33390SBR #143SWIFT ENERGY COMPANYDRILL11,000
1997-04-0246062442-311-33391SBR #144SWIFT ENERGY COMPANYDRILL11,000
1997-04-0246062342-311-33392SBR #146SWIFT ENERGY COMPANYDRILL11,500
1997-04-0246062242-311-33393SBR #148SWIFT ENERGY COMPANYDRILL11,000
1997-04-0246062142-311-33394SBR #135SWIFT ENERGY COMPANYDRILL11,000
1997-04-0246062042-311-33395SBR #136SWIFT ENERGY COMPANYDRILL11,000
1997-03-3146043042-311-33386GRAVES PEELER #4ALCOR ENERGY, INC.DRILL6,600
1997-03-3146039742-311-33385LEONARD JACOB CORPORATION #A118LOMA OIL COMPANYDRILL1,000
1997-03-2846045842-311-33189BAKER "4" #2PARKER & PARSLEY PRODUCING L.P.RECOMP3,850
1997-03-2646036742-311-33384PAISANO RANCH -16- #1COSTILLA ENERGY, INC.DRILL12,500
1997-03-2646033742-311-33383SBR #133SWIFT ENERGY COMPANYDRILL11,000
1997-03-2646033642-311-33380SBR #137SWIFT ENERGY COMPANYDRILL11,000
1997-03-2646033542-311-33381SBR #139SWIFT ENERGY COMPANYDRILL11,000
1997-03-2646033442-311-33382SBR #138SWIFT ENERGY COMPANYDRILL11,000
1997-03-2646026142-311-33379HORTON RANCH #2AWP OPERATING COMPANYDRILL9,600
1997-03-2046011342-311-33374SBR #128SWIFT ENERGY COMPANYDRILL11,000
1997-03-2046011242-311-33377SBR #129SWIFT ENERGY COMPANYDRILL11,000
1997-03-2046011142-311-33378SBR #130SWIFT ENERGY COMPANYDRILL11,000
1997-03-2046011042-311-33375SBR #131SWIFT ENERGY COMPANYDRILL11,000
1997-03-2046010942-311-33376SBR #132SWIFT ENERGY COMPANYDRILL11,000
1997-03-1745992242-311-33373PAISANO RANCH -1- #1COSTILLA ENERGY, INC.DRILL11,000
1997-03-1745992242-311-33373PAISANO RANCH -1- #1COSTILLA ENERGY, INC.DRILL7,600
1997-03-1345938242-311-33372HENRY, VIRGINIA "D" #1HUGHES, DAN A. COMPANYDRILL6,300
1997-03-1145975942-311-33371SWR "B" #14SWIFT ENERGY COMPANYDRILL11,000
1997-03-0345899442-311-33363DILWORTH #13HUGHES, DAN A. COMPANYDRILL3,900
1997-02-2845930742-311-33370HUFF #8SWIFT ENERGY COMPANYDRILL11,600
page 113 of 172

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