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COUEY-HARFST GAS UNIT

Couey-Harfst Gas Unit is a gas well in Wharton County, Texas, operated by Mountain V Texas, LLC in the Porter's Creek, South (Wilcox) field.

1 well

0mcf gas, last 12 months
Operator
Mountain V Texas, LLC
County
Wharton County
Field
Porter's Creek, South (Wilcox)
RRC lease
03-234596

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Where it sits

This county

Wharton CountyWhartonLavacaFayetteAustinColoradoFort BendJacksonWharton County
Wharton County
Gas in Jun 2026
0 mcf
Reporting since
Jan 2020

Checks stopped on this lease?

  • Operator

    Operator changed: Mountain V Texas, LLC took over from TMR Exploration, Inc. in Oct 2025.

  • P-5

    The previous operator's P-5 registration is listed as delinquent (last P-5 filed Apr 15, 2025).

  • 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.

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Production by month

No gas produced in the last 12 months

2 months were not reported.

  • Gas (bars)
  • Last 12 months
No gas produced in the last 12 monthsMonthly gas production for COUEY-HARFST GAS UNIT, Aug 2023 to Jul 2026. No gas produced in the last 12 months. The last month with output was Jan 2025, at 8 mcf.Last 12 months: 0 mcfmcf per month0100200300400Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
No gas produced in the last 12 monthsMonthly gas production for COUEY-HARFST GAS UNIT, Aug 2023 to Jul 2026. No gas produced in the last 12 months. The last month with output was Jan 2025, at 8 mcf.Last 12 monthsmcf per month0100200300400Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

All of the gas went to a transmission line in the 10 months reported

All of the gas went to a transmission line in the 10 months reportedShare of COUEY-HARFST GAS UNIT gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line in the 10 months reported.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 transmission line in the 10 months reportedShare of COUEY-HARFST GAS UNIT gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line in the 10 months reported.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 once, most recently in Oct 2025

Operators of this lease over timeTMR Exploration, Inc., Jan 2020 to Sep 2025; Mountain V Texas, LLC, Oct 2025 to Jun 20262020202120222023202420252026Changed Oct 2025TMR Exploration, Inc.Jan 2020 to Sep 2025Mountain V Texas, LLCOct 2025 to now
Operators of this lease over timeTMR Exploration, Inc., Jan 2020 to Sep 2025; Mountain V Texas, LLC, Oct 2025 to Jun 20262020202120222023202420252026Changed Oct 2025TMR Exploration, Inc.Jan 2020 to Sep 2025Mountain V Texas, LLCOct 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on COUEY-HARFST GAS UNIT
API numberWell no.Status
42-481-348642Shut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Gulfmark Energy, Inc.CondensateGathers100May 1, 2026–
Dcp Operating Company, LPGas-well gasBuys100Apr 1, 2017–
Dcp Operating Company, LPGas-well gasGathers100Apr 1, 2017–
4J Energy, LLCCondensateGathers100May 1, 2024May 1, 2026
Enterprise Crude Oil LLCCondensateGathers100Aug 1, 2021May 1, 2024
Plains Marketing, L.p.CondensateGathers100May 1, 2010Aug 1, 2021

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

Who buys my oilOil price check

640 acres on the newest permit

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Permits for Couey-Harfst Gas Unit
API numberWell no.Acreson the permit
42-481-348642640

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

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36 months, newest first

Ledger for COUEY-HARFST GAS UNIT
MonthGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026No report–––$80.46$2.89
Jun 2026Mountain V000$84.81$3.15
May 2026Mountain V000$102.13$2.94
Apr 2026Mountain V000$100.32$2.77
Mar 2026Mountain V000$91.38$3.04
Feb 2026Mountain V000$64.51$3.62
Jan 2026Mountain V000$60.04$7.72
Dec 2025Mountain V000$57.97$4.26
Nov 2025Mountain V000$60.06$3.79
Oct 2025Mountain V000$60.89$3.19
Sep 2025TMR Exploration,000$63.96$2.97
Aug 2025TMR Exploration,000$64.86$2.91
Jul 2025TMR Exploration,000$68.39$3.20
Jun 2025TMR Exploration,000$68.17$3.02
May 2025TMR Exploration,000$62.17$3.12
Apr 2025TMR Exploration,000$63.54$3.42
Mar 2025TMR Exploration,000$68.24$4.12
Feb 2025TMR Exploration,000$71.53$4.19
Jan 2025TMR Exploration,880$75.74$4.13
Dec 2024TMR Exploration,990$70.12$3.01
Nov 2024TMR Exploration,14140$69.95$2.12
Oct 2024TMR Exploration,30300$71.99$2.20
Sep 2024TMR Exploration,27270$70.24$2.28
Aug 2024TMR Exploration,36360$76.68$1.99
Jul 2024TMR Exploration,25250$81.80$2.07
Jun 2024TMR Exploration,47470$79.77$2.54
May 2024TMR Exploration,2532530$80.02$2.12
Apr 2024TMR Exploration,61610$85.35$1.60
Mar 2024TMR Exploration,000$81.28$1.49
Feb 2024No report–––$77.25$1.72
Jan 2024TMR Exploration,000$74.15$3.18
Dec 2023TMR Exploration,000$71.90$2.52
Nov 2023TMR Exploration,000$77.69$2.71
Oct 2023TMR Exploration,000$85.64$2.98
Sep 2023TMR Exploration,000$89.43$2.64
Aug 2023TMR Exploration,000$81.39$2.58

No report filed

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

OperatorMountain V Texas, LLCFieldPorter's Creek, South (Wilcox)CountyWharton County

Mountain V Texas, LLC in Wharton County

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Porter's Creek, South (Wilcox) field

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