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 May 2025 Production

61 Producing Operators

1,500 Producing Leases On File

2,912 Producing Wells On File

10.3 k Total Wells On File

2.4 M Barrels of Oil Produced

17.1 M MCF of Gas Produced

Top Producing Operators in McMullen County, TX
Based on May 2025 Production
Operator Oil Prod (BBLS) Gas Prod (MCF) Active Leases Active Wells
BPX Operating Company 3,109,874 31,803,684 1,308 1,566
Burlington Resources O & G Co LP 4,730,875 19,036,911 991 1,593
Castlerock Ef Operating LLC 69,201 113,647 13 44
El Dorado Gas & Oil, Inc. 695 40,761 96 128
EOG Resources, Inc. 7,154,332 48,283,953 3,408 5,480
Gulftex Energy, LLC 355,482 1,337,104 75 126
Hughes, Dan A. Company, L.P. 4,134 118,458 17 23
Ineos USA Oil & Gas LLC 1,146,267 3,468,260 799 1,617
Javelin Energy Partners Management LLC 2,193,031 12,421,312 2,657 3,503
Kimmeridge Texas Gas, LLC 119,415 19,025,242 299 329
Marathon Oil Ef LLC 3,425,442 12,192,932 1,546 2,461
Murphy Expl. & Prod. Co. - USA 645,302 1,678,514 236 903
Repsol Oil & Gas USA, LLC 447,837 3,224,136 341 471
Rosewood Resources, Inc. 399,056 2,507,602 96 131
Silverbow Resources Oper, LLC 1,045,921 14,993,894 872 1,267
Trinity Operating (Usg), LLC 389,846 6,842,076 404 610
Varas Energy Operating Company, LLC 4,420 291,815 375 403
Verdun Oil & Gas LLC 858,859 7,167,892 456 614
Verdun Oil Ef II LLC 855,798 2,668,644 470 928
XTO Energy Inc. 5,949,389 29,625,291 1,466 2,311
Top Producing Leases in McMullen County, TX
Based on May 2025 Production
Lease Operator County Oil Prod (BBLS) Gas Prod (MCF)
Blaha-Dilworth (Sa) B2 Repsol Oil & Gas USA, LLC McMullen 34,509 57,385
Blaha-Dilworth (Sa) B3 Repsol Oil & Gas USA, LLC McMullen 33,898 75,265
Blaha-Dilworth (Sa) B4 Repsol Oil & Gas USA, LLC McMullen 36,325 61,442
Corner S Ranch EOG Resources, Inc. McMullen 51,724 30,175
Donnell Lowe Pasture EOG Resources, Inc. McMullen 60,802 39,341
Jambers Murphy Expl. & Prod. Co. - USA McMullen 57,166 145,707
Middle McCowen Marathon Oil Ef LLC Atascosa 647,637 423,412
Moonlight EOG Resources, Inc. Atascosa 59,917 37,183
Morrill Ranch Burlington Resources O & G Co LP McMullen 102,282 87,640
Ralph Edwards Ineos USA Oil & Gas LLC McMullen 28,916 20,294
STS C BPX Operating Company McMullen 23,871 233,507
STS C BPX Operating Company McMullen 33,302 309,771
STS C BPX Operating Company McMullen 13,889 405,710
STS C BPX Operating Company McMullen 22,850 495,532
STS C BPX Operating Company McMullen 25,170 235,003
STS C BPX Operating Company McMullen 68,091 589,835
STS C BPX Operating Company McMullen 24,842 573,616
STS C BPX Operating Company McMullen 14,188 495,951
STS South Kimmeridge Texas Gas, LLC McMullen 10,913 280,893
Wheeler Ineos USA Oil & Gas LLC McMullen 25,327 29,173
Top Producing Wells in McMullen County, TX
Based on May 2025 Production
API # Well Operator County Oil Prod (BBLS) Gas Prod (MCF)
# 42-311-37566 Ryan Island 3H Kimmeridge Texas Gas, LLC McMullen 0 342,220
# 42-311-37567 Ryan Island 4H Kimmeridge Texas Gas, LLC McMullen 0 309,040