Mcmullen County oil and gas
Mcmullen County leases reported 25.3M barrels of oil and 202.1M MCF of gas to the Texas Railroad Commission in the 12 months to Jul 2026, ranking #19 of 219 producing Texas counties by oil-equivalent volume.
25.3M BBL oil, last 12 months ▼ 20% vs prior 12
202.1M MCF gas, last 12 months ▼ 1% vs prior 12
2 new permits, Oct 1–Oct 14
15+ top leases listed below
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Ochiltree County: 5.4M BOE, last 12 months Oldham County: 235.5K BOE, last 12 months Parker County: 5.5M BOE, last 12 months Rains County: 0 BOE, last 12 months Randall County: 0 BOE, last 12 months Roberts County: 4.4M BOE, last 12 months Rockwall County: 0 BOE, last 12 months San Saba County: 0 BOE, last 12 months Somervell County: 347.4K BOE, last 12 months Stephens County: 2.2M BOE, last 12 months Stonewall County: 804.3K BOE, last 12 months Terry County: 2.1M BOE, last 12 months Titus County: 254.2K BOE, last 12 months Upshur County: 4M BOE, last 12 months Uvalde County: 0 BOE, last 12 months Ward County: 100.2M BOE, last 12 months Williamson County: 6.5K BOE, last 12 months Wise County: 25.6M BOE, last 12 months Zavala County: 8.2M BOE, last 12 months Archer County: 1M BOE, last 12 months Armstrong County: 0 BOE, last 12 months Bastrop County: 44.4K BOE, last 12 months Blanco County: 0 BOE, last 12 months Brooks County: 1.2M BOE, last 12 months Burnet County: 0 BOE, last 12 months Camp County: 22.6K BOE, last 12 months Castro County: 0 BOE, last 12 months Cochran County: 2M BOE, last 12 months Concho County: 131.3K BOE, last 12 months Coryell County: 0 BOE, last 12 months Crane County: 30M BOE, last 12 months Dawson County: 28.6M BOE, last 12 months DeWitt County: 93.2M BOE, last 12 months Dimmit County: 66.8M BOE, last 12 months Edwards County: 272.6K BOE, last 12 months Fayette County: 11.3M BOE, last 12 months Franklin County: 377.9K BOE, last 12 months Garza County: 1.8M BOE, last 12 months Gonzales County: 31.4M BOE, last 12 months Gray County: 1.6M BOE, last 12 months Grimes County: 825.7K BOE, last 12 months Hall County: 0 BOE, last 12 months Hansford County: 1.3M BOE, last 12 months Hill County: 924.4K BOE, last 12 months Howard County: 148M BOE, last 12 months Hutchinson County: 874.3K BOE, last 12 months Jim Hogg County: 541.1K BOE, last 12 months Johnson County: 13.8M BOE, last 12 months Kent County: 2.7M BOE, last 12 months Kerr County: 0 BOE, last 12 months Knox County: 135.4K BOE, last 12 months La Salle County: 107M BOE, last 12 months Live Oak County: 47M BOE, last 12 months Lubbock County: 870.7K BOE, last 12 months McLennan County: 282 BOE, last 12 months Mason County: 0 BOE, last 12 months Midland County: 408.8M BOE, last 12 months Montgomery County: 835.2K BOE, last 12 months Navarro County: 140.3K BOE, last 12 months Nolan County: 769K BOE, last 12 months Briscoe County: 0 BOE, last 12 months Brown County: 137.7K BOE, last 12 months Caldwell County: 743.6K BOE, last 12 months Cameron County: 0 BOE, last 12 months Carson County: 1M BOE, last 12 months Cass County: 2.6M BOE, last 12 months Cherokee County: 2.5M BOE, last 12 months Clay County: 696.7K BOE, last 12 months Coke County: 651.6K BOE, last 12 months Collin County: 0 BOE, last 12 months Collingsworth County: 102.3K BOE, last 12 months Comal County: 0 BOE, last 12 months Orange County: 630.7K BOE, last 12 months Parmer County: 0 BOE, last 12 months Reagan County: 162.7M BOE, last 12 months Real County: 1.3K BOE, last 12 months Red River County: 33.3K BOE, last 12 months Robertson County: 17.1M BOE, last 12 months Runnels County: 162.1K BOE, last 12 months Sabine County: 1.1M BOE, last 12 months Scurry County: 18.8M BOE, last 12 months Shackelford County: 376.4K BOE, last 12 months Shelby County: 19.7M BOE, last 12 months Smith County: 3.5M BOE, last 12 months Starr County: 3.3M BOE, last 12 months Sterling County: 1.1M BOE, last 12 months Sutton County: 2M BOE, last 12 months Swisher County: 0 BOE, last 12 months Taylor County: 257.1K BOE, last 12 months Throckmorton County: 475.5K BOE, last 12 months Tom Green County: 1.1M BOE, last 12 months Travis County: 4.1K BOE, last 12 months Tyler County: 2.6M BOE, last 12 months Van Zandt County: 593.7K BOE, last 12 months Victoria County: 901.3K BOE, last 12 months Washington County: 22.6M BOE, last 12 months Wheeler County: 9.6M BOE, last 12 months Wichita County: 979K BOE, last 12 months Willacy County: 296.3K BOE, last 12 months Wood County: 10.3M BOE, last 12 months Anderson County: 694.3K BOE, last 12 months Atascosa County: 30.1M BOE, last 12 months Austin County: 2.4M BOE, last 12 months Bailey County: 0 BOE, last 12 months Baylor County: 326.2K BOE, last 12 months Bee County: 4.1M BOE, last 12 months Bexar County: 43.2K BOE, last 12 months Borden County: 17.3M BOE, last 12 months Bosque County: 0 BOE, last 12 months Brazoria County: 2.5M BOE, last 12 months Kimble County: 59 BOE, last 12 months Kinney County: 0 BOE, last 12 months Lamar County: 0 BOE, last 12 months Lampasas County: 0 BOE, last 12 months Lavaca County: 13.2M BOE, last 12 months Lee County: 7.4M BOE, last 12 months Liberty County: 924.4K BOE, last 12 months Limestone County: 3.2M BOE, last 12 months Lipscomb County: 6.6M BOE, last 12 months Loving County: 288.2M BOE, last 12 months Lynn County: 86.9K BOE, last 12 months McCulloch County: 24.9K BOE, last 12 months Martin County: 390M BOE, last 12 months Maverick County: 3.9M BOE, last 12 months Menard County: 42.2K BOE, last 12 months Milam County: 1M BOE, last 12 months Mills County: 0 BOE, last 12 months Moore County: 3.1M BOE, last 12 months Nueces County: 995.4K BOE, last 12 months Palo Pinto County: 590.6K BOE, last 12 months Polk County: 1.7M BOE, last 12 months Reeves County: 365M BOE, last 12 months San Augustine County: 51M BOE, last 12 months Schleicher County: 699.7K BOE, last 12 months Sherman County: 1.7M BOE, last 12 months Tarrant County: 43.2M BOE, last 12 months Trinity County: 16.2K BOE, last 12 months Walker County: 159K BOE, last 12 months Wharton County: 1.3M BOE, last 12 months Wilson County: 5M BOE, last 12 months Young County: 965.8K BOE, last 12 months Andrews County: 90.9M BOE, last 12 months Bandera County: 925 BOE, last 12 months Bell County: 0 BOE, last 12 months Brazos County: 5.7M BOE, last 12 months Callahan County: 102.4K BOE, last 12 months Childress County: 2.2K BOE, last 12 months Coleman County: 99K BOE, last 12 months Colorado County: 1.4M BOE, last 12 months Crosby County: 488.8K BOE, last 12 months Delta County: 0 BOE, last 12 months Duval County: 1M BOE, last 12 months Erath County: 177K BOE, last 12 months Floyd County: 0 BOE, last 12 months Frio County: 8.4M BOE, last 12 months Gillespie County: 0 BOE, last 12 months Glasscock County: 109.3M BOE, last 12 months Goliad County: 1M BOE, last 12 months Gregg County: 4.5M BOE, last 12 months Guadalupe County: 628.1K BOE, last 12 months Hartley County: 202K BOE, last 12 months Hays County: 0 BOE, last 12 months Hockley County: 9.7M BOE, last 12 months Hunt County: 1.1K BOE, last 12 months Jasper County: 1.8M BOE, last 12 months Karnes County: 121.5M BOE, last 12 months King County: 1.2M BOE, last 12 months Lamb County: 221.8K BOE, last 12 months Leon County: 18.2M BOE, last 12 months Llano County: 0 BOE, last 12 months Madison County: 2.4M BOE, last 12 months Medina County: 77.6K BOE, last 12 months Mitchell County: 4.4M BOE, last 12 months Morris County: 747.7K BOE, last 12 months Cottle County: 325.8K BOE, last 12 months Crockett County: 15.7M BOE, last 12 months Culberson County: 146.3M BOE, last 12 months Dallam County: 0 BOE, last 12 months Dallas County: 3.7M BOE, last 12 months Denton County: 21.9M BOE, last 12 months Dickens County: 211.3K BOE, last 12 months Eastland County: 286.6K BOE, last 12 months Ellis County: 213.2K BOE, last 12 months Falls County: 146 BOE, last 12 months Fannin County: 0 BOE, last 12 months Fisher County: 3.8M BOE, last 12 months Fort Bend County: 918.1K BOE, last 12 months Grayson County: 1.5M BOE, last 12 months Hale County: 1M BOE, last 12 months Hamilton County: 6.1K BOE, last 12 months Motley County: 22.9K BOE, last 12 months Nacogdoches County: 26.4M BOE, last 12 months Newton County: 862.6K BOE, last 12 months Hardeman County: 401.5K BOE, last 12 months Hardin County: 1M BOE, last 12 months Harris County: 1.7M BOE, last 12 months Harrison County: 83M BOE, last 12 months Hemphill County: 8.7M BOE, last 12 months Henderson County: 1.1M BOE, last 12 months Hidalgo County: 3.9M BOE, last 12 months Hopkins County: 234.5K BOE, last 12 months Irion County: 31.7M BOE, last 12 months Jack County: 1.9M BOE, last 12 months Jackson County: 1.5M BOE, last 12 months Jeff Davis County: 0 BOE, last 12 months Jim Wells County: 333.7K BOE, last 12 months Jones County: 345.5K BOE, last 12 months Kendall County: 0 BOE, last 12 months Pecos County: 39.3M BOE, last 12 months Presidio County: 323 BOE, last 12 months Refugio County: 2.8M BOE, last 12 months Rusk County: 14.6M BOE, last 12 months San Jacinto County: 157.1K BOE, last 12 months San Patricio County: 380.3K BOE, last 12 months Terrell County: 655.5K BOE, last 12 months Upton County: 191.3M BOE, last 12 months Val Verde County: 208.3K BOE, last 12 months Waller County: 196.9K BOE, last 12 months Webb County: 236.8M BOE, last 12 months Wilbarger County: 550.8K BOE, last 12 months Winkler County: 41.9M BOE, last 12 months Yoakum County: 33.5M BOE, last 12 months Zapata County: 7.2M BOE, last 12 months Angelina County: 19.7M BOE, last 12 months Aransas County: 239.5K BOE, last 12 months Bowie County: 42K BOE, last 12 months Brewster County: 0 BOE, last 12 months Burleson County: 8.1M BOE, last 12 months Calhoun County: 171.3K BOE, last 12 months Chambers County: 1.3M BOE, last 12 months Comanche County: 64.7K BOE, last 12 months Cooke County: 2.2M BOE, last 12 months Kleberg County: 1M BOE, last 12 months McMullen County: 59M BOE, last 12 months Marion County: 328.5K BOE, last 12 months Matagorda County: 1.1M BOE, last 12 months Montague County: 5.8M BOE, last 12 months Deaf Smith County: 0 BOE, last 12 months Kenedy County: 2.7M BOE, last 12 months Ector County: 27M BOE, last 12 months El Paso County: 0 BOE, last 12 months Foard County: 51.9K BOE, last 12 months Freestone County: 10.8M BOE, last 12 months Gaines County: 21M BOE, last 12 months Donley County: 1.4K BOE, last 12 months Galveston County: 696K BOE, last 12 months Hood County: 3.3M BOE, last 12 months Houston County: 577K BOE, last 12 months Hudspeth County: 0 BOE, last 12 months Jefferson County: 543.7K BOE, last 12 months Kaufman County: 7.6K BOE, last 12 months Panola County: 114.9M BOE, last 12 months Haskell County: 393.2K BOE, last 12 months Potter County: 1.4M BOE, last 12 months Mcmullen County highlighted; dots are its new permits with coordinates.
Mcmullen County oil + condensate (BBL per month, last 36 months) 0 1M 2M 3M 4M Aug 23 Feb 24 Aug 24 Feb 25 Aug 25 Feb 26
Mcmullen County gas (MCF per month, last 36 months) 0 10M 20M Aug 23 Feb 24 Aug 24 Feb 25 Aug 25 Feb 26
Mcmullen County production in brief Mcmullen County produced 25,303,832 barrels of oil and condensate and 202,050,627 MCF of gas in the 12 months from Aug 2025 to Jul 2026, about 1.3% of Texas oil and 1.5% of Texas gas on our county figures. Compared with the previous 12 months, oil was down 20% and gas was about flat. The highest oil month in the last three years was Oct 2024 at 3,031,051 barrels. The largest operators by oil-equivalent volume were BPX OPERATING COMPANY , CATURUS ENERGY, LLC and EOG RESOURCES, INC. . The top lease by oil was WHEELER , operated by INEOS USA OIL & GAS LLC, with 923,065 barrels. RRC issued 2 new drilling permits in Mcmullen County between October 1 and Oct 14, 2026, 2 of them to VERDUN OIL & GAS LLC.
Top leases, last 12 months Lease Operator Field Oil (BBL) Gas (MCF) WHEELER INEOS USA OIL & GAS LLC EAGLEVILLE (EAGLE FORD-1) 923,065 799,051 JAMBERS MURPHY EXPL. & PROD. CO. - USA EAGLEVILLE (EAGLE FORD-1) 884,259 2,270,798 MORRILL RANCH BURLINGTON RESOURCES O & G CO LP EAGLEVILLE (EAGLE FORD-1) 668,168 896,538 KUYKENDALL GULFTEX ENERGY, LLC EAGLEVILLE (EAGLE FORD-1) 621,655 479,181 PLOMERO RANCH BURLINGTON RESOURCES O & G CO LP SUGARKANE (EAGLE FORD) 555,647 1,776,496 MOONLIGHT EOG RESOURCES, INC. EAGLEVILLE (EAGLE FORD-1) 483,715 268,599 CORNER S RANCH EOG RESOURCES, INC. EAGLEVILLE (EAGLE FORD-1) 400,204 195,134 DONNELL LOWE PASTURE EOG RESOURCES, INC. EAGLEVILLE (EAGLE FORD-1) 389,230 293,445 FLAMMENWERFER UNIT VERDUN OIL & GAS LLC EAGLEVILLE (EAGLE FORD-1) 350,692 598,939 GW DG UNIT 5-GW DG UNIT 1 SA 1 BPX OPERATING COMPANY EAGLEVILLE (EAGLE FORD-1) 280,338 1,956,225 MIDDLE MCCOWEN MARATHON OIL EF LLC EAGLEVILLE (EAGLE FORD-1) 270,664 201,416 KW UNIT 1-GW DG UNIT 3 SA 1 BPX OPERATING COMPANY EAGLEVILLE (EAGLE FORD-1) 262,973 1,833,764 RALPH EDWARDS INEOS USA OIL & GAS LLC EAGLEVILLE (EAGLE FORD-1) 260,706 195,460 KW UNIT 1-GW DG UNIT 3 SA 2 BPX OPERATING COMPANY EAGLEVILLE (EAGLE FORD-1) 228,076 1,932,424 KW UNIT 1-GW DG UNIT 3 SA 3 BPX OPERATING COMPANY EAGLEVILLE (EAGLE FORD-1) 209,756 1,601,553
Top operators, last 12 months Operator Leases Oil (BBL) Gas (MCF) BPX OPERATING COMPANY 306 3,718,201 83,664,421 CATURUS ENERGY, LLC 67 365,098 57,460,867 EOG RESOURCES, INC. 151 5,859,096 7,810,015 GULFTEX ENERGY, LLC 49 2,394,596 15,072,753 INEOS USA OIL & GAS LLC 131 3,557,804 4,890,788 MURPHY EXPL. & PROD. CO. - USA 45 1,650,146 4,098,393 VERDUN OIL & GAS LLC 49 1,233,106 4,207,437 BURLINGTON RESOURCES O & G CO LP 6 1,272,372 2,792,136 ROSEWOOD RESOURCES, INC. 29 776,291 5,279,520 REPSOL OIL & GAS USA, LLC 65 995,246 3,186,420
New drilling permits this month Issued County Operator Lease Well Total depth (ft) Type 2026-10-14 Mcmullen VERDUN OIL & GAS LLC RICKENBACKER B 2H 11,500 Drill 2026-10-13 Mcmullen VERDUN OIL & GAS LLC RICKENBACKER A 1H 11,500 Drill
Monthly figures Month Oil (BBL) Gas (MCF) Leases reporting Jul 2026 (provisional) 1,672,243 15,639,706 2,117 Jun 2026 (provisional) 1,647,700 16,560,200 2,123 May 2026 1,942,803 17,301,828 2,122 Apr 2026 2,170,143 18,190,937 2,126 Mar 2026 2,214,894 17,966,248 2,127 Feb 2026 1,823,412 15,903,884 2,126 Jan 2026 1,987,338 15,094,187 2,110 Dec 2025 2,119,559 15,670,434 2,109 Nov 2025 2,166,090 15,901,078 2,108 Oct 2025 2,420,534 16,602,052 2,103 Sep 2025 2,533,767 17,625,266 2,098 Aug 2025 2,605,349 19,594,807 2,098
Questions about Mcmullen County minerals How do I look up my lease in Mcmullen County? Find the RRC lease number on your check stub, then search it on our lease search or in the RRC Production Data Query using district and lease number. Without a number, open the RRC GIS viewer, go to Mcmullen County and click the well. Step by step: how to look up your lease on RRC .
Who are the top operators in Mcmullen County? By oil-equivalent volume over the 12 months to Jul 2026: BPX OPERATING COMPANY (3,718,201 BBL oil, 83,664,421 MCF gas), CATURUS ENERGY, LLC (365,098 BBL oil, 57,460,867 MCF gas) and EOG RESOURCES, INC. (5,859,096 BBL oil, 7,810,015 MCF gas). The full list is in the table above.
How are royalties calculated on Mcmullen County production? A gross royalty is roughly (oil volume × oil price + gas volume × gas price) × your decimal interest. Your decimal is on your check stub or division order. County production in May 2026 was 1,942,803 BBL of oil; try your own lease in the royalty estimator . Severance tax and any deductions your lease allows reduce the check.
How do I sell mineral rights in Mcmullen County? Start with the production history of your lease on its page here, then compare several offers on the same basis (price per net mineral acre or a multiple of monthly royalty). Recent permits in the county (2 so far this month) can matter to buyers. See how to sell mineral rights . We are not a buyer or broker.
Source: Texas Railroad Commission (data sets , Production Data Query ). Data date: RRC Production Data Query dump, extract dated Sep 18, 2026; production through Jul 2026. Jun 2026 and Jul 2026 are provisional: operators file late and amend, so these months usually rise in later releases. Oil = crude oil + condensate (BBL); gas = gas-well gas + casinghead gas (MCF), as reported to RRC. RRC notes county-level figures are allocated estimates based on allowables and potentials. Methodology .
Source: Texas Railroad Commission drilling permit data (daily file ; look up a permit in the RRC drilling permit query ). Data date: RRC Drilling Permit daily file, downloaded Oct 16, 2026. Each application is listed once (latest filing); 103 applications in the file that were amended or re-filed this month but originally issued earlier are not shown as new. Application type codes are mapped to our labels; verify on RRC.