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Texas gas well

Producing

MAYFIELD 39

Mayfield 39 is a gas well in Sutton County, Texas, operated by Upp Operating, LLC in the Sawyer (Canyon) field.

1 well

5,369mcf gas, last 12 months+1% vs prior year
Operator
Upp Operating, LLC
County
Sutton County
Field
Sawyer (Canyon)
RRC lease
7C-212702

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Where it sits

This county

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

Production by month

Gas output held steady over the last 12 months

Jul 2026 was not reported.

  • Gas (bars)
  • Last 12 months
Gas output held steady over the last 12 monthsMonthly gas production for MAYFIELD 39, Aug 2023 to Jul 2026. Gas output held steady over the last 12 months. 4,981 mcf in the 12 months through Jul 2026, against 4,948 mcf in the 12 months before.Last 12 months: 4,981 mcfmcf per month0200400600800Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output held steady over the last 12 monthsMonthly gas production for MAYFIELD 39, Aug 2023 to Jul 2026. Gas output held steady over the last 12 months. 4,981 mcf in the 12 months through Jul 2026, against 4,948 mcf in the 12 months before.Last 12 monthsmcf per month0200400600800Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

79% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
79% of the gas went to a processing plant in the last 12 monthsShare of MAYFIELD 39 gas by disposition code each month, Aug 2023 to Jul 2026. 79% 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
79% of the gas went to a processing plant in the last 12 monthsShare of MAYFIELD 39 gas by disposition code each month, Aug 2023 to Jul 2026. 79% 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.

  • Processing plant (3)

    79% · 4,266 mcf

  • Lease fuel (1)

    21% · 1,103 mcf

1 well on this lease

Wells on MAYFIELD 39
API numberWell no.Status
42-435-3731220 XActive

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 LLCFull well streamGathers100Feb 1, 2008

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

Who buys my oilOil price check

640 acres on the newest permit

  • Worth asking

    A Rule 37 case is listed

    The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease
Permits for Mayfield 39
API numberWell no.Acreson the permit
42-435-3731220 X640

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for MAYFIELD 39
MonthGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026No report filed–––$80.46$2.89
Jun 20264593650$84.81$3.15
May 20264793850$102.13$2.94
Apr 20264293320$100.32$2.77
Mar 20264633690$91.38$3.04
Feb 20264103400$64.51$3.62
Jan 20264613570$60.04$7.72
Dec 20254613700$57.97$4.26
Nov 20254183260$60.06$3.79
Oct 20254493550$60.89$3.19
Sep 20254513660$63.96$2.97
Aug 20255014030$64.86$2.91
Jul 20253882980$68.39$3.20
Jun 20254133330$68.17$3.02
May 20255464610$62.17$3.12
Apr 20253532960$63.54$3.42
Mar 20254463820$68.24$4.12
Feb 20254293650$71.53$4.19
Jan 20254273690$75.74$4.13
Dec 20244023500$70.12$3.01
Nov 20243493040$69.95$2.12
Oct 20244573880$71.99$2.20
Sep 20244704070$70.24$2.28
Aug 20242682290$76.68$1.99
Jul 20243322790$81.80$2.07
Jun 20244513830$79.77$2.54
May 20243903320$80.02$2.12
Apr 20243743200$85.35$1.60
Mar 20244023520$81.28$1.49
Feb 20243873480$77.25$1.72
Jan 20243403060$74.15$3.18
Dec 20234694280$71.90$2.52
Nov 20233643120$77.69$2.71
Oct 20233693300$85.64$2.98
Sep 20234413910$89.43$2.64
Aug 20233763340$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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