← Mcmullen County

Mcmullen County Drilling Permits

Every permit issued by the Texas Railroad Commission in Mcmullen County — updated daily, data through 2026-07-20.

Mcmullen County permitting is running 11 permits a month over the trailing 90 days (32 total, up 60% on the prior quarter). EOG RESOURCES, INC. leads with 29 permits in the past 12 months, one of 16 operators active in the county.

Last 30 Days

7

Operators (30d)

3

Latest Permit

2026-07-20

All Time

8,541

8,541 permits
ISSUEDPERMITAPILEASEOPERATORTYPEDEPTHHZ
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
1997-02-2845930642-311-33369WHITEHURST #3SWIFT ENERGY COMPANYDRILL10,500
1997-02-2845930542-311-33368SBR #123SWIFT ENERGY COMPANYDRILL11,000
1997-02-2845930442-311-33367QUINTANILLA #1SWIFT ENERGY COMPANYDRILL11,000
1997-02-2745925542-311-33366WR "K" #8SWIFT ENERGY COMPANYDRILL11,000
1997-02-2745896042-311-33362DILWORTH #12HUGHES, DAN A. COMPANYDRILL3,900
1997-02-2645920942-311-33365HUFF #6RSWIFT ENERGY COMPANYDRILL11,500
1997-02-2545915342-311-33364SWR "B" #4SWIFT ENERGY COMPANYDRILL11,000
1997-02-2145893942-311-33361SWR "J" #2SWIFT ENERGY COMPANYDRILL11,500
1997-02-2145892942-311-33360S.T.S. MCJUNKIN "G" #1KIMBELL OIL COMPANY OF TEXASDRILL6,350
1997-02-2145459342-311-32925HENRY, J.B. #6HAWN BROTHERS COMPANYRECOMP5,200
1997-02-1945887042-311-33359PAISANO RANCH 6 #1COSTILLA ENERGY, INC.DRILL11,000
1997-02-1845873542-311-33355WR "L" UNIT #3SWIFT ENERGY COMPANYDRILL11,000
1997-02-1845873442-311-33356WR "L" UNIT #4SWIFT ENERGY COMPANYDRILL11,000
1997-02-1845873342-311-33357WR "K" #9SWIFT ENERGY COMPANYDRILL11,000
1997-02-1845873242-311-33358WR "K" #10SWIFT ENERGY COMPANYDRILL11,000
1997-02-1345854442-311-33354BAKER "4" #3PARKER & PARSLEY PRODUCING L.P.DRILL3,700
1997-02-1345854442-311-33354BAKER "4" #3PARKER & PARSLEY PRODUCING L.P.DRILL3,700
page 113 of 171
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Mcmullen County.