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 March 2025 Production

62 Producing Operators

1,457 Producing Leases On File

2,890 Producing Wells On File

10.2 k Total Wells On File

2.3 M Barrels of Oil Produced

14.9 M MCF of Gas Produced

Top Producing Operators in McMullen County, TX
Based on March 2025 Production
Operator Oil Prod (BBLS) Gas Prod (MCF) Active Leases Active Wells
BPX Operating Company 2,813,440 29,894,515 943 1,026
Burlington Resources O & G Co LP 4,098,079 16,862,406 962 1,615
Castlerock Ef Operating LLC 84,440 112,433 13 42
El Dorado Gas & Oil, Inc. 1,202 41,810 87 122
EOG Resources, Inc. 7,464,066 44,427,305 3,373 5,451
Gulftex Energy, LLC 295,234 1,728,038 72 130
Ineos USA Oil & Gas LLC 1,259,760 3,405,376 875 1,620
Javelin Energy Partners Management LLC 2,143,276 12,744,312 2,685 3,519
Kimmeridge Texas Gas, LLC 139,727 16,917,648 295 326
Marathon Oil Ef LLC 3,288,811 12,973,218 1,558 2,468
Murphy Expl. & Prod. Co. - USA 632,899 1,471,448 233 900
Repsol Oil & Gas USA, LLC 365,607 3,364,428 333 428
Rickaway Energy, Corp. 8,184 2,809 20 48
Rosewood Resources, Inc. 460,180 2,565,557 90 128
Silverbow Resources Oper, LLC 1,220,211 15,694,825 861 1,256
Trinity Operating (Usg), LLC 431,722 7,694,908 406 613
Varas Energy Operating Company, LLC 5,254 265,321 351 386
Verdun Oil & Gas LLC 811,984 6,994,174 440 551
Verdun Oil Ef II LLC 769,648 2,689,474 461 938
XTO Energy Inc. 5,868,114 29,166,539 1,461 2,271
Top Producing Leases in McMullen County, TX
Based on March 2025 Production
Lease Operator County Oil Prod (BBLS) Gas Prod (MCF)
Armstrong Horizontal Unit EOG Resources, Inc. Atascosa 22,168 6,808
Aspen A EOG Resources, Inc. McMullen 21,191 20,791
Aspen B EOG Resources, Inc. McMullen 20,491 23,617
Corner S Ranch EOG Resources, Inc. McMullen 68,222 39,785
Dilworth Ranch Rosewood Resources, Inc. McMullen 20,795 75,836
Donnell Lowe Pasture EOG Resources, Inc. McMullen 77,453 49,954
Forrest Wheeler B 2 BPX Operating Company McMullen 16,203 104,740
Jambers Murphy Expl. & Prod. Co. - USA McMullen 70,379 184,669
Middle McCowen Marathon Oil Ef LLC Atascosa 269,200 212,100
Moonlight EOG Resources, Inc. Atascosa 66,386 34,463
Morrill Ranch Burlington Resources O & G Co LP McMullen 33,883 38,836
Prince MCM Ineos USA Oil & Gas LLC McMullen 20,122 24,786
Ralph Edwards Ineos USA Oil & Gas LLC McMullen 32,228 20,339
River Lowe Ranch EOG Resources, Inc. McMullen 18,994 25,055
STS South Kimmeridge Texas Gas, LLC McMullen 8,924 273,349
STS South Kimmeridge Texas Gas, LLC McMullen 12,351 300,083
Wheeler Ineos USA Oil & Gas LLC McMullen 41,435 41,933
White Star Verdun Oil & Gas LLC McMullen 19,349 74,243
White Star Verdun Oil & Gas LLC McMullen 16,763 73,229
White Star Verdun Oil & Gas LLC McMullen 17,677 68,986
Top Producing Wells in McMullen County, TX
Based on March 2025 Production
API # Well Operator County Oil Prod (BBLS) Gas Prod (MCF)
# 42-311-37530 Morrill Ranch 56 Burlington Resources O & G Co LP McMullen 4,489 2,423
# 42-311-37531 Morrill Ranch 57 Burlington Resources O & G Co LP McMullen 4,536 2,343