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Texas gas well

Producing

CAUTHORN, MACK "129"

Cauthorn, Mack "129" is a gas well in Sutton County, Texas, operated by Upp Operating, LLC in the Sawyer (Canyon) field.

1 well

10,904mcf gas, last 12 months+60% vs prior year
Operator
Upp Operating, LLC
County
Sutton County
Field
Sawyer (Canyon)
RRC lease
7C-139138

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Where it sits

This county

Sutton CountySuttonSchleicherMenardSutton County
Sutton County
Gas in Jun 2026
905 mcf
Reporting since
Jan 2020

Production by month

Gas output rose 60% over the last 12 months

Jul 2026 was not reported.

  • Gas (bars)
  • Last 12 months
Gas output rose 60% over the last 12 monthsMonthly gas production for CAUTHORN, MACK "129", Aug 2023 to Jul 2026. Gas output rose 60% over the last 12 months. 9,916 mcf in the 12 months through Jul 2026, against 6,209 mcf in the 12 months before.Last 12 months: 9,916 mcfmcf per month02505007501,0001,250Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output rose 60% over the last 12 monthsMonthly gas production for CAUTHORN, MACK "129", Aug 2023 to Jul 2026. Gas output rose 60% over the last 12 months. 9,916 mcf in the 12 months through Jul 2026, against 6,209 mcf in the 12 months before.Last 12 monthsmcf per month02505007501,0001,250Jan 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 CAUTHORN, MACK "129" 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 CAUTHORN, MACK "129" 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.

1 well on this lease

Wells on CAUTHORN, MACK "129"
API numberWell no.Status
42-435-337751298Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Shell Trading (Us) CompanyCondensateGathers100Jun 1, 2010
Enervest Operating, L.l.c.Gas-well gasBuys100Sep 1, 2015
Clearwater Pipeline Company LLCGas-well gasGathers100Mar 1, 2010

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 Cauthorn, Mack "129"
API numberWell no.Acreson the permit
42-435-337751298640

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

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36 months, newest first

Ledger for CAUTHORN, MACK "129"
MonthGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026No report filed–––$80.46$2.89
Jun 20269059050$84.81$3.15
May 20268928920$102.13$2.94
Apr 20267957950$100.32$2.77
Mar 20268988980$91.38$3.04
Feb 20268578570$64.51$3.62
Jan 20269409400$60.04$7.72
Dec 20259079070$57.97$4.26
Nov 20258898890$60.06$3.79
Oct 20259319310$60.89$3.19
Sep 20259289280$63.96$2.97
Aug 20259749740$64.86$2.91
Jul 20259889880$68.39$3.20
Jun 20259439430$68.17$3.02
May 20259769760$62.17$3.12
Apr 20259919910$63.54$3.42
Mar 20251,0961,0960$68.24$4.12
Feb 20251,2121,2120$71.53$4.19
Jan 2025330$75.74$4.13
Dec 2024000$70.12$3.01
Nov 2024000$69.95$2.12
Oct 2024000$71.99$2.20
Sep 2024000$70.24$2.28
Aug 2024000$76.68$1.99
Jul 2024000$81.80$2.07
Jun 2024000$79.77$2.54
May 2024000$80.02$2.12
Apr 2024000$85.35$1.60
Mar 2024000$81.28$1.49
Feb 2024000$77.25$1.72
Jan 2024000$74.15$3.18
Dec 2023000$71.90$2.52
Nov 2023000$77.69$2.71
Oct 2023000$85.64$2.98
Sep 2023000$89.43$2.64
Aug 2023000$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

OperatorUpp Operating, LLCFieldSawyer (Canyon)CountySutton County

Upp Operating, LLC in Sutton County

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Sawyer (Canyon) field

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