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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

9,999mcf gas, last 12 months−14% vs prior year
Operator
Upp Operating, LLC
County
Sutton County
Field
Sawyer (Canyon)
RRC lease
7C-203016

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Where it sits

This county

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

Production by month

Gas output fell 14% over the last 12 months

Jul 2026 was not reported.

  • Gas (bars)
  • Last 12 months
Gas output fell 14% over the last 12 monthsMonthly gas production for CAUTHORN, MACK "129", Aug 2023 to Jul 2026. Gas output fell 14% over the last 12 months. 9,119 mcf in the 12 months through Jul 2026, against 10,630 mcf in the 12 months before.Last 12 months: 9,119 mcfmcf per month02505007501,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 14% over the last 12 monthsMonthly gas production for CAUTHORN, MACK "129", Aug 2023 to Jul 2026. Gas output fell 14% over the last 12 months. 9,119 mcf in the 12 months through Jul 2026, against 10,630 mcf in the 12 months before.Last 12 monthsmcf per month02505007501,000Jan 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
42-435-3646410Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Enervest Operating, L.l.c.Gas-well gasBuys100Sep 1, 2015
Stonewater Pipeline Company LLCGas-well gasGathers100Feb 1, 2008

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

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640 acres on the newest permit

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Permits for Cauthorn, Mack "129"
API numberWell no.Acreson the permit
42-435-3646410640

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 20268208200$84.81$3.15
May 20268138130$102.13$2.94
Apr 20267667660$100.32$2.77
Mar 20268608600$91.38$3.04
Feb 20267687680$64.51$3.62
Jan 20268398390$60.04$7.72
Dec 20258528520$57.97$4.26
Nov 20258328320$60.06$3.79
Oct 20258608600$60.89$3.19
Sep 20258398390$63.96$2.97
Aug 20258708700$64.86$2.91
Jul 20258808800$68.39$3.20
Jun 20258578570$68.17$3.02
May 20258918910$62.17$3.12
Apr 20258628620$63.54$3.42
Mar 20259049040$68.24$4.12
Feb 20258178170$71.53$4.19
Jan 20258998990$75.74$4.13
Dec 20249179170$70.12$3.01
Nov 20248798790$69.95$2.12
Oct 20249209200$71.99$2.20
Sep 20248908900$70.24$2.28
Aug 20249149140$76.68$1.99
Jul 20249219210$81.80$2.07
Jun 20249099090$79.77$2.54
May 20249489480$80.02$2.12
Apr 20249029020$85.35$1.60
Mar 20249459450$81.28$1.49
Feb 20248828820$77.25$1.72
Jan 20249109100$74.15$3.18
Dec 20239479470$71.90$2.52
Nov 20239209200$77.69$2.71
Oct 20239619610$85.64$2.98
Sep 20239349340$89.43$2.64
Aug 20239649640$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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Nearby

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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