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 August 2025 Production

56 Producing Operators

1,422 Producing Leases On File

2,843 Producing Wells On File

10.3 k Total Wells On File

2.3 M Barrels of Oil Produced

19.5 M MCF of Gas Produced

Top Producing Operators in McMullen County, TX
Based on August 2025 Production
Operator Oil Prod (BBLS) Gas Prod (MCF) Active Leases Active Wells
BPX Operating Company 4,835,607 39,146,710 1,360 1,663
Burlington Resources O & G Co LP 5,906,185 21,199,469 1,072 1,687
Castlerock Ef Operating LLC 57,754 106,021 13 45
Caturus Energy, LLC 92,709 19,813,883 307 345
EOG Resources, Inc. 6,726,124 48,601,793 3,411 5,525
Hughes, Dan A. Company, L.P. 3,381 120,535 17 23
Ineos USA Oil & Gas LLC 1,118,790 3,684,230 799 1,616
Javelin Energy Partners Management LLC 2,296,599 12,774,374 2,666 3,504
Marathon Oil Ef LLC 2,804,130 10,362,368 1,488 2,406
Murphy Expl. & Prod. Co. - USA 571,483 1,345,022 230 890
Remora Operating, LLC 2,607 163,710 166 164
Repsol Oil & Gas USA, LLC 419,079 4,780,234 347 455
Rickaway Energy, Corp. 7,098 883 21 49
Rosewood Resources, Inc. 389,729 2,773,519 104 138
Silverbow Resources Oper, LLC 1,012,758 14,298,174 876 1,225
Trinity Operating (Usg), LLC 356,808 6,524,092 429 613
Varas Energy Operating Company, LLC 4,762 376,234 492 542
Verdun Oil & Gas LLC 952,280 7,125,333 459 633
Verdun Oil Ef II LLC 891,191 3,268,237 486 934
XTO Energy Inc. 5,793,148 30,677,335 1,483 2,324
Top Producing Leases in McMullen County, TX
Based on August 2025 Production
Lease Operator County Oil Prod (BBLS) Gas Prod (MCF)
Corner S Ranch EOG Resources, Inc. McMullen 41,012 25,943
Donnell Lowe Pasture EOG Resources, Inc. McMullen 47,582 33,578
Express A Caturus Energy, LLC McMullen 0 592,110
Express B Caturus Energy, LLC McMullen 0 578,053
GW DG Unit 5-GW DG Unit 1 Sa 1 BPX Operating Company McMullen 57,543 353,528
GW DG Unit 5-Marlin Sa 2 BPX Operating Company McMullen 40,880 302,262
GW DG Unit 5-Marlin Sa 3 BPX Operating Company McMullen 36,539 264,158
GW DG Unit 5-Marlin Sa 4 BPX Operating Company McMullen 37,999 307,464
Jambers Murphy Expl. & Prod. Co. - USA McMullen 57,983 130,905
KW Unit 1-GW DG Unit 3 Sa 1 BPX Operating Company McMullen 30,451 212,127
KW Unit 1-GW DG Unit 3 Sa 2 BPX Operating Company McMullen 40,699 227,513
KW Unit 1-GW DG Unit 3 Sa 3 BPX Operating Company McMullen 37,055 258,235
Middle McCowen Marathon Oil Ef LLC Atascosa 352,534 232,878
Moonlight EOG Resources, Inc. Atascosa 51,761 25,395
Morrill Ranch Burlington Resources O & G Co LP McMullen 80,906 92,698
Plomero Ranch Burlington Resources O & G Co LP Live Oak 97,340 258,678
Ralph Edwards Ineos USA Oil & Gas LLC McMullen 28,082 17,672
STS C BPX Operating Company McMullen 6,131 448,724
STS C BPX Operating Company McMullen 30,049 406,473
Wheeler Ineos USA Oil & Gas LLC McMullen 36,419 33,256