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Texas gas well

Producing

HERRIN, SYLVIA & SANDRA

Herrin, Sylvia & Sandra is a gas well in Harrison County, Texas, operated by Brookston Energy, Inc. in the Carthage, North (Cotton Valley) field.

1 well

2,491mcf gas, last 12 months−12% vs prior year
Operator
Brookston Energy, Inc.
County
Harrison County
Field
Carthage, North (Cotton Valley)
RRC lease
06-216093

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Where it sits

This county

Harrison CountyHarrisonPanolaGreggUpshurCassMorrisMarionTitusCampHarrison County
Harrison County
Gas in Jul 2026
173 mcf
Reporting since
Jan 2020

Checks stopped on this lease?

  • Operator

    Operator changed: Brookston Energy, Inc. took over from Comstock Oil & Gas, LLC in Sep 2025.

  • Buyer

    Buyer changed: BROOKSTON ENERGY, INC. replaced COMSTOCK OIL & GAS, LLC as the buyer of this lease's gas from gas wells on Sep 1, 2025.

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

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Production by month

Gas output fell 12% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 12% over the last 12 monthsMonthly gas production and oil for HERRIN, SYLVIA & SANDRA, Aug 2023 to Jul 2026. Gas output fell 12% over the last 12 months. 2,491 mcf in the 12 months through Jul 2026, against 2,843 mcf in the 12 months before.Last 12 months: 2,491 mcfmcf per monthbbl per month0010020200403006040080Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 12% over the last 12 monthsMonthly gas production and oil for HERRIN, SYLVIA & SANDRA, Aug 2023 to Jul 2026. Gas output fell 12% over the last 12 months. 2,491 mcf in the 12 months through Jul 2026, against 2,843 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month0010020200403006040080Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Nov 2023 the lease's gas goes to a transmission line instead of a processing plant

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
Since Nov 2023 the lease's gas goes to a transmission line instead of a processing plantShare of HERRIN, SYLVIA & SANDRA gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2023 the lease's gas goes to a transmission line instead of a processing plant.Share of the lease’s gas by disposition code, per month0%50%100%Nov 2023: plant to lineOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Nov 2023 the lease's gas goes to a transmission line instead of a processing plantShare of HERRIN, SYLVIA & SANDRA gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2023 the lease's gas goes to a transmission line instead of a processing plant.Share of gas by disposition code0%50%100%Nov 23: plant to lineJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    89% · 2,226 mcf

  • Lease fuel (1)

    11% · 265 mcf

Who has run this lease

The operator changed once, most recently in Sep 2025

Operators of this lease over timeComstock Oil & Gas, LLC, Jan 2020 to Aug 2025; Brookston Energy, Inc., Sep 2025 to Jul 20262020202120222023202420252026Changed Sep 2025Comstock Oil & Gas, LLCJan 2020 to Aug 2025Brookston Energy, Inc.Sep 2025 to now
Operators of this lease over timeComstock Oil & Gas, LLC, Jan 2020 to Aug 2025; Brookston Energy, Inc., Sep 2025 to Jul 20262020202120222023202420252026Changed Sep 2025Comstock Oil & Gas, LLCJan 2020 to Aug 2025Brookston Energy, Inc.Sep 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on HERRIN, SYLVIA & SANDRA
API numberWell no.Status
42-203-331991Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Eastex Crude Company, LLCCondensateGathers100Sep 1, 2025–
Brookston Energy, Inc.Gas-well gasBuys100Sep 1, 2025–
Brookston Energy, Inc.Gas-well gasGathers100Sep 1, 2025–
Plains Marketing, L.p.CondensateGathers100Oct 27, 2005Sep 1, 2025
Dcp Operating Company, LPGas-well gasGathers100Apr 1, 2017Sep 1, 2025
Comstock Oil & Gas, LLCGas-well gasBuys100Apr 1, 2020Sep 1, 2025
Covey Park Resources LLCGas-well gasBuys100May 1, 2016Apr 1, 2020

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

Who buys my oilOil price check

40 acres on the newest permit

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Permits for Herrin, Sylvia & Sandra
API numberWell no.Acreson the permit
42-203-33199140

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

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36 months, newest first

Ledger for HERRIN, SYLVIA & SANDRA
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Brookston Energy,001731560$80.46$2.89
Jun 2026Brookston Energy,001761550$84.81$3.15
May 2026Brookston Energy,001621420$102.13$2.94
Apr 2026Brookston Energy,002682310$100.32$2.77
Mar 2026Brookston Energy,002371960$91.38$3.04
Feb 2026Brookston Energy,0282051680$64.51$3.62
Jan 2026Brookston Energy,002181850$60.04$7.72
Dec 2025Brookston Energy,001261180$57.97$4.26
Nov 2025Brookston Energy,002001790$60.06$3.79
Oct 2025Brookston Energy,002292270$60.89$3.19
Sep 2025Brookston Energy,002382340$63.96$2.97
Aug 2025Comstock Oil032592350$64.86$2.91
Jul 2025Comstock Oil68312522290$68.39$3.20
Jun 2025Comstock Oil002482260$68.17$3.02
May 2025Comstock Oil002552370$62.17$3.12
Apr 2025Comstock Oil1202001830$63.54$3.42
Mar 2025Comstock Oil002352160$68.24$4.12
Feb 2025Comstock Oil002071890$71.53$4.19
Jan 2025Comstock Oil002182010$75.74$4.13
Dec 2024Comstock Oil002222050$70.12$3.01
Nov 2024Comstock Oil002402210$69.95$2.12
Oct 2024Comstock Oil002562370$71.99$2.20
Sep 2024Comstock Oil002432230$70.24$2.28
Aug 2024Comstock Oil002672460$76.68$1.99
Jul 2024Comstock Oil002582380$81.80$2.07
Jun 2024Comstock Oil002332160$79.77$2.54
May 2024Comstock Oil21232562360$80.02$2.12
Apr 2024Comstock Oil002472280$85.35$1.60
Mar 2024Comstock Oil002582390$81.28$1.49
Feb 2024Comstock Oil002262100$77.25$1.72
Jan 2024Comstock Oil002412210$74.15$3.18
Dec 2023Comstock Oil002712460$71.90$2.52
Nov 2023Comstock Oil002632160$77.69$2.71
Oct 2023Comstock Oil002632280$85.64$2.98
Sep 2023Comstock Oil00125990$89.43$2.64
Aug 2023Comstock Oil401621370$81.39$2.58

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

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This lease belongs to

OperatorBrookston Energy, Inc.FieldCarthage, North (Cotton Valley)CountyHarrison County

Brookston Energy, Inc. in Harrison County

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Carthage, North (Cotton Valley) field

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