Oil & Gas Activity in McMullen County, TX

  2. Oil & Gas Data for Texas
  3. McMullen County, TX Oil & Gas Summary
Oil Production
2.1M BBLs
Total County Oil Production for Dec 2025
Gas Production
15.2M MCF
Total County Gas Production for Dec 2025
Total BOE (16:1)
3.0M BBLs
Total County BOE Production for Dec 2025
McMullen County, TX is Ranked
#37
Nationally In Overall Production
McMullen County, TX is Ranked
#18
Statewide In Overall Production

McMullen County, TX Oil & Gas Production

Texas Rank
#17
in Total Oil Production
Texas Rank
#20
in Total Gas Production
10.3k
Drilled Wells
3.0k
Active Wells
57
Operators
8.5k
Permits on File
McMullen County, TX Accounts for
1.28%
Of Oil Production in Texas
McMullen County, TX Accounts for
1.35%
Of Gas Production in Texas

Texas Counties Ranked by Oil Production

RankCountyProduction PeriodOil Production
#11Glasscock County, TXDec 20254.2M BBLs
#12La Salle County, TXDec 20254.1M BBLs
#13Culberson County, TXDec 20253.9M BBLs
#14DeWitt County, TXDec 20253.5M BBLs
#15Dimmit County, TXDec 20253.1M BBLs
#16Dawson County, TXDec 20252.2M BBLs
#17McMullen County, TXDec 20252.1M BBLs
#18Gonzales County, TXDec 20252.1M BBLs
#19Atascosa County, TXDec 20252.1M BBLs
#20Yoakum County, TXDec 20252.0M BBLs
#21Winkler County, TXDec 20251.9M BBLs
#22Live Oak County, TXDec 20251.9M BBLs

Texas Counties Ranked by Gas Production

RankCountyProduction PeriodGas Production
#14San Augustine County, TXDec 202523.6M MCF
#15Tarrant County, TXDec 202522.2M MCF
#16Karnes County, TXDec 202520.1M MCF
#17DeWitt County, TXDec 202518.6M MCF
#18Ward County, TXDec 202518.5M MCF
#19Dimmit County, TXDec 202517.8M MCF
#20McMullen County, TXDec 202515.2M MCF
#21Nacogdoches County, TXDec 202513.9M MCF
#22Irion County, TXDec 202513.4M MCF
#23Wise County, TXDec 202512.8M MCF
#24Andrews County, TXDec 202512.1M MCF
#25Denton County, TXDec 202510.8M MCF

Largest Properties in McMullen County, TX

Property NameCountyMost Current PeriodOil ProductionGas ProductionActive Wells
BRACKENMcMullen County, TXDec 202526.6k BBLs466.4k MCF203
CORNER S RANCHMcMullen County, TXDec 202534.3k BBLs15.7k MCF19
DILWORTHMcMullen County, TXDec 202547.1k BBLs218.5k MCF76
DOBBYMcMullen County, TXDec 202537.4k BBLs77.6k MCF9
DONNELL LOWE PASTUREMcMullen County, TXDec 202535.4k BBLs18.8k MCF12
DONNELL-WHIPPLEMcMullen County, TXDec 20254.9k BBLs617.8k MCF6
FORREST WHEELERMcMullen County, TXDec 202526.8k BBLs197.4k MCF41
GW DG UNIT 5McMullen County, TXDec 202536.6k BBLs359k MCF3
JAMBERSMcMullen County, TXDec 202579.7k BBLs199.4k MCF81
KUYKENDALLMcMullen County, TXDec 202565.1k BBLs56.5k MCF6
KW UNIT 1-GW DG UNIT 3 SAMcMullen County, TXDec 202562.7k BBLs472.8k MCF3
MCKENZIEMcMullen County, TXDec 202531.9k BBLs47.3k MCF42
MOONLIGHTMcMullen County, TXDec 202545.7k BBLs37.7k MCF28
MORRILLMcMullen County, TXDec 202573.4k BBLs112.7k MCF42
NAYLOR JONESMcMullen County, TXDec 202530.1k BBLs80.6k MCF64
RALPH EDWARDSMcMullen County, TXDec 202540.5k BBLs35.5k MCF22
RYAN ISLANDMcMullen County, TXDec 2025163 BBLs737.4k MCF4
STS CMcMullen County, TXDec 202589k BBLs1.9M MCF39
STS SOUTHMcMullen County, TXDec 202520.6k BBLs1.7M MCF22
TOM FRANKLINMcMullen County, TXDec 202591.8k BBLs60.6k MCF6
View All Properties in McMullen County, TX

Largest Producing Companies in McMullen County, TX

Property NameLocationMost Current PeriodOil ProductionGas ProductionActive Wells
BPX OPERATING COMPANYDENVER, CODec 2025283k BBLs5.4M MCF264
BURLINGTON RESOURCES OIL & GAS COMPANY LPHOUSTON, TXDec 2025130.1k BBLs327.9k MCF32
CASTLEROCK EF OPERATING LLCSAN ANTONIO, TXDec 202533.5k BBLs51.4k MCF16
CATURUS ENERGY, LLCHOUSTON, TXDec 202535.3k BBLs4.3M MCF62
EOG RESOURCES, INC.MIDLAND, TXDec 2025482.7k BBLs602.4k MCF358
GULFTEX ENERGY, LLCSAN ANTONIO, TXDec 2025253.9k BBLs1.8M MCF68
HUGHES, DAN A. COMPANY, L.P.BEEVILLE, TXDec 20252.4k BBLs0 MCF7
INEOS USA OIL & GAS LLCDENVER, CODec 2025326.4k BBLs438.9k MCF392
JAVELIN ENERGY PARTNERS MANAGEMENT, LLCHOUSTON, TXDec 202559.3k BBLs74k MCF63
MARATHON OIL EF LLCHOUSTON, TXDec 2025304.3k BBLs221.4k MCF30
MURPHY EXPL. & PROD. CO. - USAHOUSTON, TXDec 2025144.4k BBLs347k MCF244
REMORA OPERATING LLCHOUSTON, TXDec 202529 BBLs46.3k MCF7
REPSOL OIL & GAS USA, LLCTHE WOODLANDS, TXDec 202587k BBLs232.8k MCF111
ROSEWOOD RESOURCES INCDALLAS, TXDec 202567.1k BBLs481.4k MCF35
SILVERBOW RESOURCES OPER, LLCHOUSTON, TXDec 202583.1k BBLs463.3k MCF223
TRINITY OPERATING (USG), LLCHOUSTON, TXDec 202526.8k BBLs42.8k MCF123
VARAS ENERGY OPERATING COMPANY, LLCHOUSTON, TXDec 20256.0k BBLs251k MCF490
VERDUN OIL & GAS LLCHOUSTON, TXDec 202569k BBLs289.1k MCF62
VERDUN OIL EF II LLCHOUSTON, TXDec 202522k BBLs31.8k MCF22
XTO ENERGY INC.SPRING, TXDec 20253.8k BBLs38.2k MCF32
View All Companies in McMullen County, TX

Counties Surrounding McMullen County, TX

National RankState RankCountyMost Current PeriodOil ProductionGas ProductionWellsOperators
#54#26Atascosa County, TXDec 20252.1M BBLs2.1M MCF10k69
#209#82Bee County, TXDec 202527.8k BBLs1.8M MCF7.3k41
#603#193Bexar County, TXDec 20254.0k BBLs1 MCF13.6k36
#29#16Dimmit County, TXDec 20253.1M BBLs17.8M MCF10.5k49
#309#119Duval County, TXDec 202536.5k BBLs291.4k MCF21.9k59
#113#47Frio County, TXDec 2025433k BBLs1.1M MCF6.1k46
#364#139Goliad County, TXDec 202514.6k BBLs395.7k MCF6.7k30
#474#169Jim Wells County, TXDec 20258.9k BBLs106.4k MCF8.2k20
#15#9Karnes County, TXDec 20256.5M BBLs20.1M MCF9.7k41
#24#13La Salle County, TXDec 20254.1M BBLs31.7M MCF8.6k35
#43#19Live Oak County, TXDec 20251.9M BBLs10.2M MCF9.2k47
#571#188Medina County, TXDec 20256.1k BBLs376 MCF6.5k33
#339#131Nueces County, TXDec 202524.2k BBLs348.6k MCF12.9k35
#171#67Refugio County, TXDec 2025171.1k BBLs423.1k MCF8.9k17
#426#157San Patricio County, TXDec 202515.6k BBLs120.4k MCF8.6k23
#14#8Webb County, TXDec 20251.9M BBLs105.6M MCF21.1k58
#120#51Wilson County, TXDec 2025436.4k BBLs199.8k MCF5.4k43
#102#43Zavala County, TXDec 2025547.5k BBLs949.5k MCF4.1k35