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Y-BAR EAST

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

1 well

0bbl oil, last 12 months
Operator
Castlerock Ef Operating LLC
County
McMullen County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-18084

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Where it sits

This county

McMullen CountyMcMullenLa SalleAtascosaKarnesFrioLive OakMcMullen County
McMullen County
Oil in Jul 2026
0 bbl
Reporting since
Jan 2020

Checks stopped on this lease?

  • Sales

    No sales reported for the last 12 months of state data (through Jul 2026).

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

See why checks stop on this lease

Production by month

No oil produced in the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
No oil produced in the last 12 monthsMonthly oil production and gas for Y-BAR EAST, Aug 2023 to Jul 2026. No oil produced in the last 12 months. The last month with output was Apr 2024, at 154 bbl.Last 12 months: 0 bblbbl per monthmcf per month00502501005001507502001,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
No oil produced in the last 12 monthsMonthly oil production and gas for Y-BAR EAST, Aug 2023 to Jul 2026. No oil produced in the last 12 months. The last month with output was Apr 2024, at 154 bbl.Last 12 monthsbbl per monthmcf per month00502501005001507502001,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

43% of the gas went to flaring in the 7 months reported

Flaring peaked at 65.6% of the gas in Aug 2023.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
43% of the gas went to flaring in the 7 months reportedShare of Y-BAR EAST gas by disposition code each month, Aug 2023 to Jul 2026. 43% of the gas went to flaring in the 7 months reported. Flaring peaked at 65.6% of the gas in Aug 2023.Share of the lease’s gas by disposition code, per month0%50%100%Flared 65.6%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
43% of the gas went to flaring in the 7 months reportedShare of Y-BAR EAST gas by disposition code each month, Aug 2023 to Jul 2026. 43% of the gas went to flaring in the 7 months reported. Flaring peaked at 65.6% of the gas in Aug 2023.Share of gas by disposition code0%50%100%Flared 65.6%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Flared (4)

    43% · 1,179 mcf

  • Transmission line (2)

    33% · 915 mcf

  • Lease fuel (1)

    23% · 638 mcf

43.2% of the gas flared in the 7 months reported. 7 months above 3%.

Who has run this lease

The operator changed once, most recently in Aug 2022

Operators of this lease over timeMurphy Expl. & Prod. Co. - USA, Jan 2020 to Jul 2022; Castlerock Ef Operating LLC, Aug 2022 to Jul 20262020202120222023202420252026Changed Aug 2022Murphy Expl. & Prod. Co. - USAJan 2020 to Jul 2022Castlerock Ef Operating LLCAug 2022 to now
Operators of this lease over timeMurphy Expl. & Prod. Co. - USA, Jan 2020 to Jul 2022; Castlerock Ef Operating LLC, Aug 2022 to Jul 20262020202120222023202420252026Changed Aug 2022Murphy Expl. & Prod. Co. - USAJan 2020 to Jul 2022Castlerock Ef Operating LLCAug 2022 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on Y-BAR EAST
API numberWell no.Status
42-311-360191HShut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Harvest Midstream CompanyOilGathers100Feb 1, 2024–
Dcp Operating Company, LPCasinghead gasBuys90Feb 1, 2024–
Tpl Southtex Midstream LLCCasinghead gasBuys10Feb 1, 2024–
Dcp Operating Company, LPCasinghead gasGathers90Feb 1, 2024–
Tpl Southtex Midstream LLCCasinghead gasGathers10Feb 1, 2024–
Dcp Operating Company, LPCasinghead gasGathers100Apr 1, 2017Feb 1, 2024
Dcp Operating Company, LPCasinghead gasBuys100Apr 1, 2017Feb 1, 2024
Harvest Marketing & Trading, LLCOilGathers5Aug 29, 2023Feb 1, 2024
Harvest Midstream CompanyOilGathers95Aug 29, 2023Feb 1, 2024
Arm Energy Management LLCOilGathers100Aug 1, 2022Aug 29, 2023
Bp Products North America Inc.OilGathers10May 17, 2014Aug 1, 2022

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

Who buys my oilOil price check

114.31 acres on the newest permit

  • Worth asking

    A Rule 37 case is listed

    The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease
Permits for Y-Bar East
API numberWell no.Acreson the permit
42-311-360191H114.31

SourceRailroad Commission drilling permits, Oct 3, 2026 (source 1, source 2).

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for Y-BAR EAST
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Castlerock Ef00000$80.46$2.89
Jun 2026Castlerock Ef00000$84.81$3.15
May 2026Castlerock Ef00000$102.13$2.94
Apr 2026Castlerock Ef00000$100.32$2.77
Mar 2026Castlerock Ef00000$91.38$3.04
Feb 2026Castlerock Ef00000$64.51$3.62
Jan 2026Castlerock Ef00000$60.04$7.72
Dec 2025Castlerock Ef00000$57.97$4.26
Nov 2025Castlerock Ef00000$60.06$3.79
Oct 2025Castlerock Ef00000$60.89$3.19
Sep 2025Castlerock Ef00000$63.96$2.97
Aug 2025Castlerock Ef00000$64.86$2.91
Jul 2025Castlerock Ef00000$68.39$3.20
Jun 2025Castlerock Ef00000$68.17$3.02
May 2025Castlerock Ef00000$62.17$3.12
Apr 2025Castlerock Ef00000$63.54$3.42
Mar 2025Castlerock Ef00000$68.24$4.12
Feb 2025Castlerock Ef00000$71.53$4.19
Jan 2025Castlerock Ef00000$75.74$4.13
Dec 2024Castlerock Ef00000$70.12$3.01
Nov 2024Castlerock Ef00000$69.95$2.12
Oct 2024Castlerock Ef00000$71.99$2.20
Sep 2024Castlerock Ef00000$70.24$2.28
Aug 2024Castlerock Ef00000$76.68$1.99
Jul 2024Castlerock Ef0013310410$81.80$2.07
Jun 2024Castlerock Ef0034927530$79.77$2.54
May 2024Castlerock Ef0424017932$80.02$2.12
Apr 2024Castlerock Ef15415024918830$85.35$1.60
Mar 2024Castlerock Ef00000$81.28$1.49
Feb 2024Castlerock Ef00000$77.25$1.72
Jan 2024Castlerock Ef00000$74.15$3.18
Dec 2023Castlerock Ef00000$71.90$2.52
Nov 2023Castlerock Ef00000$77.69$2.71
Oct 2023Castlerock Ef0027911$85.64$2.98
Sep 2023Castlerock Ef01847125484$89.43$2.64
Aug 2023Castlerock Ef354288735582$81.39$2.58

Flared above 3%

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 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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Eagleville (Eagle Ford-1) field

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