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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

1,211mcf gas, last 12 months−8% vs prior year
Operator
Upp Operating, LLC
County
Sutton County
Field
Sawyer (Canyon)
RRC lease
7C-217456

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Where it sits

This county

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

Production by month

Gas output fell 8% over the last 12 months

Jul 2026 was not reported.

  • Gas (bars)
  • Last 12 months
Gas output fell 8% over the last 12 monthsMonthly gas production for MAYFIELD 39, Aug 2023 to Jul 2026. Gas output fell 8% over the last 12 months. 1,103 mcf in the 12 months through Jul 2026, against 1,198 mcf in the 12 months before.Last 12 months: 1,103 mcfmcf per month0255075100125Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 8% over the last 12 monthsMonthly gas production for MAYFIELD 39, Aug 2023 to Jul 2026. Gas output fell 8% over the last 12 months. 1,103 mcf in the 12 months through Jul 2026, against 1,198 mcf in the 12 months before.Last 12 monthsmcf per month0255075100125Jan 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% · 961 mcf

  • Lease fuel (1)

    21% · 250 mcf

1 well on this lease

Wells on MAYFIELD 39
API numberWell no.Status
42-435-3730222Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Enterprise Hydrocarbons, L.p.Gas-well gasBuys100Nov 11, 2005
Stonewater Pipeline Company LLCGas-well gasGathers100Feb 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
42-435-3730222640

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 2026101800$84.81$3.15
May 2026106850$102.13$2.94
Apr 2026102790$100.32$2.77
Mar 2026101810$91.38$3.04
Feb 202691750$64.51$3.62
Jan 202694730$60.04$7.72
Dec 202595760$57.97$4.26
Nov 2025100780$60.06$3.79
Oct 2025104820$60.89$3.19
Sep 2025102830$63.96$2.97
Aug 2025107860$64.86$2.91
Jul 2025108830$68.39$3.20
Jun 2025100810$68.17$3.02
May 2025103870$62.17$3.12
Apr 202599830$63.54$3.42
Mar 202598840$68.24$4.12
Feb 202589760$71.53$4.19
Jan 2025100860$75.74$4.13
Dec 2024100870$70.12$3.01
Nov 202493810$69.95$2.12
Oct 2024102870$71.99$2.20
Sep 2024101870$70.24$2.28
Aug 2024105900$76.68$1.99
Jul 2024106890$81.80$2.07
Jun 2024101860$79.77$2.54
May 2024104890$80.02$2.12
Apr 202499850$85.35$1.60
Mar 202492810$81.28$1.49
Feb 202490810$77.25$1.72
Jan 202495860$74.15$3.18
Dec 202393850$71.90$2.52
Nov 202394810$77.69$2.71
Oct 2023104930$85.64$2.98
Sep 2023106940$89.43$2.64
Aug 20231131000$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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