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Texas oil lease

Producing

Y-BAR A

Y-Bar A is an oil lease in McMullen County, Texas, operated by Castlerock Ef Operating LLC in the Eagleville (Eagle Ford-1) field.

1 well

27,464bbl oil, last 12 months
Operator
Castlerock Ef Operating LLC
County
McMullen County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-21649

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Where it sits

This county

McMullen CountyMcMullenLA SalleAtascosaKarnesFrioLive OakMcMullen County
McMullen County
Gas, last 12 months
24,260 mcf
Oil in Jul 2026
1,985 bbl

Production by month

Oil output fell 85% since Sep 2024

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 85% since Sep 2024Monthly oil production and gas for Y-BAR A, Sep 2024 to Jul 2026. Oil output fell 85% since Sep 2024. Monthly average of 2,027 bbl in the latest 3 months, against 13,385 bbl in the first 3.Last 12 months: 27,464 bblbbl per monthmcf per month005,0002,50010k5,00015k7,50020k10k25k12.5kOct 24Jan 25AprJulOctJan 26AprJul
Oil output fell 85% since Sep 2024Monthly oil production and gas for Y-BAR A, Sep 2024 to Jul 2026. Oil output fell 85% since Sep 2024. Monthly average of 2,027 bbl in the latest 3 months, against 13,385 bbl in the first 3.Last 12 monthsbbl per monthmcf per month005,0002,50010k5,00015k7,50020k10k25k12.5kJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

69% of the gas went to a transmission line in the last 12 months

Flaring peaked at 59.8% of the gas in Sep 2024.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
69% of the gas went to a transmission line in the last 12 monthsShare of Y-BAR A gas by disposition code each month, Sep 2024 to Jul 2026. 69% of the gas went to a transmission line in the last 12 months. Flaring peaked at 59.8% of the gas in Sep 2024.Share of the lease’s gas by disposition code, per month0%50%100%Flared 59.8%Oct 24Jan 25AprJulOctJan 26AprJul
69% of the gas went to a transmission line in the last 12 monthsShare of Y-BAR A gas by disposition code each month, Sep 2024 to Jul 2026. 69% of the gas went to a transmission line in the last 12 months. Flaring peaked at 59.8% of the gas in Sep 2024.Share of gas by disposition code0%50%100%Flared 59.8%Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    69% · 16,796 mcf

  • Lease fuel (1)

    20% · 4,805 mcf

  • Flared (4)

    11% · 2,659 mcf

11.0% of the gas flared in the last 12 months. 23 months above 3%.

1 well on this lease

Wells on Y-BAR A
API numberWell no.Status
42-311-37494180HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Harvest Midstream CompanyOilGathers100Sep 11, 2024
Dcp Operating Company, LPCasinghead gasBuys50Sep 11, 2024
Tpl Southtex Midstream LLCCasinghead gasBuys50Sep 11, 2024
Dcp Operating Company, LPCasinghead gasGathers50Sep 11, 2024
Tpl Southtex Midstream LLCCasinghead gasGathers50Sep 11, 2024

SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).

Who buys my oilOil price check

3,062.49 acres on the newest permit

An allocation well is on this lease

Permits for Y-Bar A
API numberWell no.Acreson the permit
42-311-37494180H3,062.49

SourceRailroad Commission drilling permits, Sep 26, 2026 (source 1, source 2).

Unit decimal checker

Estimate your royalty

23 months, newest first

Ledger for Y-BAR A
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261,9852,0581,399760281$80.46$2.89
Jun 20261,8051,7111,194667133$84.81$3.15
May 20262,2922,2231,237752183$102.13$2.94
Apr 20262,1042,0961,28193392$100.32$2.77
Mar 20262,2522,2602,1071,356349$91.38$3.04
Feb 20262,1152,1141,174784137$64.51$3.62
Jan 20262,6032,5921,487903212$60.04$7.72
Dec 20252,3822,3812,2321,507245$57.97$4.26
Nov 20252,3852,3912,6541,774359$60.06$3.79
Oct 20252,4972,4622,6862,036190$60.89$3.19
Sep 20252,2202,2463,2952,549248$63.96$2.97
Aug 20252,8242,8693,5142,775230$64.86$2.91
Jul 20252,7402,7554,9153,735444$68.39$3.20
Jun 20253,1863,1675,0053,517723$68.17$3.02
May 20254,0594,1357,5094,3642,230$62.17$3.12
Apr 20254,8974,9414,4863,020819$63.54$3.42
Mar 20256,5446,5176,3755,058432$68.24$4.12
Feb 20256,5926,5737,0915,837333$71.53$4.19
Jan 20258,5808,5786,0574,764530$75.74$4.13
Dec 20249,7499,7566,3145,224378$70.12$3.01
Nov 202411,31511,3916,1955,011553$69.95$2.12
Oct 202417,15617,23910,9248,7601,324$71.99$2.20
Sep 202411,68511,2786,5382,2293,909$70.24$2.28

Flared above 3%

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

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Nearby

This lease belongs to

OperatorCastlerock Ef Operating LLCFieldEagleville (Eagle Ford-1)CountyMcMullen County

Castlerock Ef Operating LLC in McMullen County

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