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Mcmullen County, TX oil and gas wells

9,084 wells: 3,647 active, 3,666 plugged, run by 500 operators.

Figures from the Railroad Commission of Texas, updated 2026-10-17.

Top operators in Mcmullen

OperatorActiveWells here
VARAS ENERGY OPERATING COMPANY551653
EOG RESOURCES INC.368392
INEOS USA OIL & GAS LLC351495
BPX OPERATING COMPANY285318
CRESCENT ENERGY OPERATING LLC245311
MURPHY EXPL. & PROD. CO. - USA245263
TRINITY OPERATING (USG) LLC124142
REPSOL OIL & GAS USA LLC116142
GTG OPERATING LLC88122
XTO ENERGY INC74166
CATURUS ENERGY LLC6983
GULFTEX ENERGY LLC6879
JAVELIN ENERGY PARTNERS MGMT LLC6794
VERDUN OIL & GAS LLC6772
AWP OPERATING COMPANY5062
WR RESOURCES LLC5052
ROSEWOOD RESOURCES INC.3536
BURLINGTON RESOURCES O & G CO.3243
MARATHON OIL EF LLC3237
ATLAS OPERATING LLC3065
VERDUN OIL EF II LLC2222
RICKAWAY ENERGY CORP.1925
COLUMBUS ENERGY1731
ORX RESOURCES L.L.C.1720
CASTLEROCK EF OPERATING LLC1632

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
(no name) 1 1204874Active Gas—
(no name) 1 1204353Active Gas—
(no name) 2 1204363Active Gas—
(no name) 42-311-34238Permitted Unknown—
(no name) 42-311-37119Permitted Unknown—
(no name) 42-311-36687Permitted Unknown—
(no name) 42-311-32147Permitted Unknown—
(no name) 1 1170951Active Oil—
(no name) 1 1170940Active Oil—
(no name) 1170863Active Oil—
(no name) 1170857Active Oil—
(no name) 1170846Active Oil—
(no name) 1170888Active Oil—
(no name) 1170873Active Oil—
(no name) 42-311-37106Permitted Unknown—
(no name) 42-311-36662Permitted Unknown—
(no name) 42-311-37107Permitted Unknown—
(no name) 42-311-37108Permitted Unknown—
(no name) 42-311-37109Permitted Unknown—
(no name) 42-311-37110Permitted Unknown—
(no name) 42-311-36885Permitted Unknown—
(no name) 42-311-36812Permitted Unknown—
(no name) 42-311-37120Permitted Unknown—
74 RANCH SPECIAL UNIT EAST 5H 42-311-35448Active OilMARATHON OIL EF LLC
74 RANCH SPECIAL UNIT EAST 4H 42-311-35447Active OilMARATHON OIL EF LLC
74 RANCH SPECIAL UNIT WEST 4H 42-311-35523Active OilMARATHON OIL EF LLC
74 RANCH SPECIAL UNIT WEST 3H 42-311-35452Active OilMARATHON OIL EF LLC
74 RANCH SPECIAL UNIT WEST 2H 42-311-35451Active OilMARATHON OIL EF LLC
74 RANCH SPECIAL UNIT WEST 1H 42-311-35449Active OilMARATHON OIL EF LLC
AE 76 RANCH 1H 42-311-37126Active OilSOUTH TEXAS OPERATING COMPANY
AERY B 1H 42-311-34729Active OilREPSOL OIL & GAS USA LLC
AERY 1 42-311-34272Active OilREPSOL OIL & GAS USA LLC
ALAMO NATIONAL BANK TRUSTEE 1 42-311-30379Temporarily abandoned GasLIQUID PETROLEUM RESOURCES INC.
ALAMO NATIONAL BANK TRUSTEE 2 42-311-31286Temporarily abandoned GasLIQUID PETROLEUM RESOURCES INC.
ALEXANDER MURPHY 1H 42-311-34600Active GasBPX OPERATING COMPANY
ALLEN MCM 1HA 42-311-36804Active OilCRESCENT ENERGY OPERATING LLC
ALLEN MCM 2HA 42-311-36805Active OilCRESCENT ENERGY OPERATING LLC
ALLEN MCM C 2H 42-311-34786Shut in OilCRESCENT ENERGY OPERATING LLC
AMERICAN NATIONAL INS. G.U. -A- 1 42-311-30376Active GasVARAS ENERGY OPERATING COMPANY
ANTHONY ET AL-J.V. 1H 42-311-34207Active GasCRESCENT ENERGY OPERATING LLC
ANTHONY FOREST PRODUCTS 1H 42-311-34167Active GasVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 4H 42-311-34268Active GasVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 10H 42-311-34778Active GasVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 2H 42-311-34215Active GasVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 3H 42-311-34222Active GasVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 5H 42-311-34455Active GasVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 8H 42-311-34516Active OilVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 6H 42-311-34473Active OilVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 7H 42-311-34474Active GasVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 11H 42-311-34840Temporarily abandoned GasVARAS ENERGY OPERATING COMPANY
ANTHONY FOREST PRODUCTS 9H 42-311-34515Active GasVARAS ENERGY OPERATING COMPANY
ANTRIM COOK UNIT 2H 42-311-35996Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 8H 42-311-36714Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 9H 42-311-36715Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 15H 42-311-36791Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 11H 42-311-36853Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 12H 42-311-36854Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 13H 42-311-36855Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 18H 42-311-36794Shut in OilEOG RESOURCES INC.
ANTRIM COOK UNIT 6H 42-311-36712Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 7H 42-311-36713Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 1H 42-311-35980Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 14H 42-311-36856Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 10H 42-311-36852Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 17H 42-311-36793Active OilEOG RESOURCES INC.
ANTRIM COOK UNIT 16H 42-311-36792Shut in OilEOG RESOURCES INC.
ANTRIM COOK UNIT 5H 42-311-36616Shut in OilEOG RESOURCES INC.
ANTRIM COOK UNIT 3H 42-311-36614Shut in OilEOG RESOURCES INC.
ANTRIM COOK UNIT 4H 42-311-36615Active OilEOG RESOURCES INC.
ARC-LARK 2 42-311-34052Shut in OilBULL OIL COMPANY LLC
ARC-LARK 1 42-311-34054Shut in OilBULL OIL COMPANY LLC
ARMADILLO UNIT NO. 1 1H 42-311-37346Active GasCATURUS ENERGY LLC
ARMADILLO UNIT NO. 2 R 4H 42-311-37544Active GasCATURUS ENERGY LLC
ARMISTICE A 1H 42-311-37592Shut in GasVERDUN OIL & GAS LLC
ARMISTICE B 2H 42-311-37593Shut in GasVERDUN OIL & GAS LLC
ARMISTICE C 3H 42-311-37594Shut in GasVERDUN OIL & GAS LLC
ARMSTRONG HORIZONTAL UNIT 3H 42-311-37443Active OilEOG RESOURCES INC.
ARMSTRONG HORIZONTAL UNIT 4H 42-311-37444Active OilEOG RESOURCES INC.
ARMSTRONG HORIZONTAL UNIT 2H 42-311-37442Active OilEOG RESOURCES INC.
ASPEN A 1H 42-311-37487Active OilEOG RESOURCES INC.
ASPEN B 2H 42-311-37488Active OilEOG RESOURCES INC.
ASPEN C 3H 42-311-37489Active OilEOG RESOURCES INC.
ASPEN D 4H 42-311-37490Active OilEOG RESOURCES INC.
ATKINSON ELLEN 1A 42-311-30161Shut in OilCARBURANTE EXPLORATION CO LTD.
ATKINSON J. W. 1 42-311-01638Shut in OilCARBURANTE EXPLORATION CO LTD.
ATKINSON J.W. A 1 42-311-01644Shut in OilCARBURANTE EXPLORATION CO LTD.
AUSTIN 2H 42-311-34594Active OilGULFTEX ENERGY LLC
AUSTIN 1H 42-311-34506Active OilGULFTEX ENERGY LLC
B.K. AERY D 2H 42-311-35120Active OilREPSOL OIL & GAS USA LLC
B.K. AERY D 3H 42-311-35203Active OilREPSOL OIL & GAS USA LLC
BAIN W. S. UNIT 1 42-311-01989Active GasPEARL BILL H. PRODUCTIONS INC.
BAKER 4 3 42-311-33354Temporarily abandoned GasFIELD PETROLEUM CORP.
BAKER MYLA 3 42-311-02202Temporarily abandoned GasWAGNER OIL COMPANY
BAKER 1 1 42-311-34010Active GasABACO OPERATING LLC
BAKER 8 5 42-311-37144Active OilFIELD PETROLEUM CORP.
BAKER EST. 1 42-311-02208Temporarily abandoned GasWAGNER OIL COMPANY
BALLARD HORTON 9 42-311-33777Temporarily abandoned Oil & gasGTG OPERATING LLC
BARING 7H 42-311-35382Active OilMURPHY EXPL. & PROD. CO. - USA
BARING 9H 42-311-35598Active OilMURPHY EXPL. & PROD. CO. - USA
BARING 10H 42-311-36806Active OilMURPHY EXPL. & PROD. CO. - USA

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