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WESTBROOK 21

Westbrook 21 is an oil lease in Sterling County, Texas, operated by Burk Royalty Co., Ltd. in the Conger (Penn) field.

2 wells

40bbl oil, last 12 months−37% vs prior year
RRC lease
08-38112

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Where it sits

This county

Sterling CountySterlingTom GreenMitchellNolanGlasscockHowardCokeSterling County
Sterling County
Gas, last 12 months
4,505 mcf
Oil in Jul 2026
5 bbl

Production by month

Oil output fell 38% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 38% over the last 12 monthsMonthly oil production and gas for WESTBROOK 21, Aug 2023 to Jul 2026. Oil output fell 38% over the last 12 months. 40 bbl in the 12 months through Jul 2026, against 64 bbl in the 12 months before.Last 12 months: 40 bblbbl per monthmcf per month0010200204003060040800Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 38% over the last 12 monthsMonthly oil production and gas for WESTBROOK 21, Aug 2023 to Jul 2026. Oil output fell 38% over the last 12 months. 40 bbl in the 12 months through Jul 2026, against 64 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month0010200204003060040800Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

All of the gas went to a processing plant in the last 12 months

All of the gas went to a processing plant in the last 12 monthsShare of WESTBROOK 21 gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a processing plant in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
All of the gas went to a processing plant in the last 12 monthsShare of WESTBROOK 21 gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a processing plant in the last 12 months.Share of gas by disposition code0%50%100%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Who has run this lease

The operator changed 2 times, most recently in Jan 2022

Operators of this lease over timeStanolind Production LLC, Jan 2020 to Dec 2020; Slant Operating, LLC, Jan 2021 to Dec 2021; Burk Royalty Co., Ltd., Jan 2022 to Jul 20262020202120222023202420252026Changed Jan 2021Changed Jan 2022Stanolind Production LLCJan 2020 to Dec 2020Slant Operating, LLCJan 2021 to Dec 2021Burk Royalty Co., Ltd.Jan 2022 to now
Operators of this lease over timeStanolind Production LLC, Jan 2020 to Dec 2020; Slant Operating, LLC, Jan 2021 to Dec 2021; Burk Royalty Co., Ltd., Jan 2022 to Jul 20262020202120222023202420252026Changed Jan 2021Changed Jan 2022Stanolind Production LLCJan 2020 to Dec 2020Slant Operating, LLCJan 2021 to Dec 2021Burk Royalty Co., Ltd.Jan 2022 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

2 wells on this lease

Wells on WESTBROOK 21
API numberWell no.Status
42-431-322992Active
42-431-326885Shut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Bml, Inc. BOilGathers100Mar 1, 2026–
Targa Pipeline Mid-Continent LLCCasinghead gasBuys100Apr 1, 2023–
Targa Pipeline Mid-Continent LLCCasinghead gasGathers100Apr 1, 2023–
Energy Trans Crude Marketing LLCOilGathers100Apr 1, 2023Mar 1, 2026
Slant Operating, LLCCasinghead gasGathers100Jan 1, 2021Apr 1, 2023
Slant Operating, LLCCasinghead gasBuys100Jan 1, 2021Apr 1, 2023
Plains Marketing, L.p.OilGathers100Nov 1, 2020Apr 1, 2023
Stanolind Production LLCCasinghead gasGathers100Nov 1, 2020Jan 1, 2021
Stanolind Production LLCCasinghead gasBuys100Nov 1, 2020Jan 1, 2021

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

651.30 acres on the newest permit

Permits for Westbrook 21
API numberWell no.Acreson the permit
42-431-326885651.30
42-431-322992651.30

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

Estimate your royalty

36 months, newest first

Ledger for WESTBROOK 21
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Burk Royalty564994990$80.46$2.89
Jun 2026Burk Royalty325095090$84.81$3.15
May 2026Burk Royalty353573570$102.13$2.94
Apr 2026Burk Royalty324054050$100.32$2.77
Mar 2026Burk Royalty323333330$91.38$3.04
Feb 2026Burk Royalty342882880$64.51$3.62
Jan 2026Burk Royalty423453450$60.04$7.72
Dec 2025Burk Royalty333743740$57.97$4.26
Nov 2025Burk Royalty343123120$60.06$3.79
Oct 2025Burk Royalty323003000$60.89$3.19
Sep 2025Burk Royalty333663660$63.96$2.97
Aug 2025Burk Royalty454174170$64.86$2.91
Jul 2025Burk Royalty454014010$68.39$3.20
Jun 2025Burk Royalty533983980$68.17$3.02
May 2025Burk Royalty574124120$62.17$3.12
Apr 2025Burk Royalty674024020$63.54$3.42
Mar 2025Burk Royalty774654650$68.24$4.12
Feb 2025Burk Royalty634344340$71.53$4.19
Jan 2025Burk Royalty674924920$75.74$4.13
Dec 2024Burk Royalty766286280$70.12$3.01
Nov 2024Burk Royalty234024020$69.95$2.12
Oct 2024Burk Royalty765615610$71.99$2.20
Sep 2024Burk Royalty333613610$70.24$2.28
Aug 2024Burk Royalty665495490$76.68$1.99
Jul 2024Burk Royalty563763760$81.80$2.07
Jun 2024Burk Royalty663153150$79.77$2.54
May 2024Burk Royalty764864860$80.02$2.12
Apr 2024Burk Royalty031281280$85.35$1.60
Mar 2024Burk Royalty762662660$81.28$1.49
Feb 2024Burk Royalty862652650$77.25$1.72
Jan 2024Burk Royalty8102882880$74.15$3.18
Dec 2023Burk Royalty9113353350$71.90$2.52
Nov 2023Burk Royalty973473470$77.69$2.71
Oct 2023Burk Royalty893423420$85.64$2.98
Sep 2023Burk Royalty12162912910$89.43$2.64
Aug 2023Burk Royalty29322982980$81.39$2.58

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

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Nearby

Burk Royalty Co., Ltd. in Sterling County

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Conger (Penn) field

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