Oil & Gas Production in McMullen County, TX

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McMullen County, TX Oil and Gas Production By Year
McMullen County, TX Oil and Gas Summary
Based on June 2026 Production

60 Producing Operators

1,532 Producing Leases On File

2,916 Producing Wells On File

10.3 k Total Wells On File

1.6 M Barrels of Oil Produced

16.6 M MCF of Gas Produced

Top Producing Operators in McMullen County, TX
Based on June 2026 Production
Operator Oil Prod (BBLS) Gas Prod (MCF) Active Leases Active Wells
BPX Operating Company 4,388,965 40,079,203 1,403 1,708
Burlington Resources O & G Co LP 4,155,289 14,649,978 989 1,707
Castlerock Ef Operating LLC 18,586 34,651 13 28
Caturus Energy, LLC 63,174 29,192,593 611 637
Crescent Energy Operating, LLC 3,125,644 29,507,060 2,372 4,191
EOG Resources, Inc. 6,427,561 50,255,354 3,561 5,655
GTG Operating, LLC 13,929 12,386 34 189
Ineos USA Oil & Gas LLC 927,269 3,256,317 850 1,479
Javelin Energy Partners Management LLC 1,829,438 7,952,538 1,908 2,722
Marathon Oil Ef LLC 2,003,455 7,236,700 1,276 2,161
Murphy Expl. & Prod. Co. - USA 599,572 1,383,283 240 947
Repsol Oil & Gas USA, LLC 232,140 2,226,175 276 389
Rosewood Resources, Inc. 322,715 2,811,969 126 156
Silver Hill Energy Operating LLC 116,715 8,186,023 109 132
Tidal Petroleum, Inc. 71,728 189,730 34 49
Trinity Operating (Usg), LLC 259,178 4,707,185 422 607
Varas Energy Operating Company, LLC 5,686 366,866 604 663
Verdun Oil & Gas LLC 961,806 6,410,111 495 676
Verdun Oil Ef II LLC 746,016 2,949,266 499 977
XTO Energy Inc. 4,166,966 28,594,620 1,463 2,270
Top Producing Leases in McMullen County, TX
Based on June 2026 Production
Lease Operator County Oil Prod (BBLS) Gas Prod (MCF)
Berry Ranch A Caturus Energy, LLC McMullen 0 593,101
Corner S Ranch EOG Resources, Inc. McMullen 29,835 12,752
Donnell Lowe Pasture EOG Resources, Inc. McMullen 25,395 21,154
Flammenwerfer Unit Verdun Oil & Gas LLC McMullen 54,075 108,854
Gentry BPX Operating Company McMullen 0 563,342
Gentry BPX Operating Company McMullen 0 704,348
Gentry BPX Operating Company McMullen 0 600,908
Gordon Trust EOG Resources, Inc. Atascosa 15,295 11,711
Huff A Caturus Energy, LLC McMullen 19 629,551
Jambers Murphy Expl. & Prod. Co. - USA McMullen 54,485 144,206
Middle McCowen Marathon Oil Ef LLC Atascosa 221,654 178,914
Moonlight EOG Resources, Inc. Atascosa 36,626 21,514
Morrill Ranch Burlington Resources O & G Co LP McMullen 40,504 52,614
Palisades D EOG Resources, Inc. McMullen 16,311 19,332
Palisades F EOG Resources, Inc. McMullen 20,365 25,193
Plomero Ranch Burlington Resources O & G Co LP Live Oak 45,296 186,948
Prince MCM Ineos USA Oil & Gas LLC McMullen 17,008 27,942
Ralph Edwards Ineos USA Oil & Gas LLC McMullen 18,937 15,842
STS C BPX Operating Company McMullen 12,973 154,289
Wheeler Ineos USA Oil & Gas LLC McMullen 62,656 67,649
Top Producing Wells in McMullen County, TX
Based on June 2026 Production
API # Well Operator County Oil Prod (BBLS) Gas Prod (MCF)
# 42-311-37646 DK Unit D A 12H Silverbow Resources Oper, LLC McMullen 13,104 7,325
# 42-311-37617 Morrill Ranch 32 Burlington Resources O & G Co LP McMullen 23,464 23,041
# 42-311-37618 Morrill Ranch 33 Burlington Resources O & G Co LP McMullen 23,714 18,439
# 42-311-37619 Morrill Ranch 34 Burlington Resources O & G Co LP McMullen 24,625 19,342
# 42-311-37620 Morrill Ranch 35 Burlington Resources O & G Co LP McMullen 25,028 17,887