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Royalty Clerk

Texas gas well

Producing

MAYFIELD 33

Mayfield 33 is a gas well in Sutton County, Texas, operated by Upp Operating, LLC in the Sawyer (Canyon) field.

1 well

1,994mcf gas, last 12 months−21% vs prior year
Operator
Upp Operating, LLC
County
Sutton County
Field
Sawyer (Canyon)
RRC lease
7C-216768

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Where it sits

This county

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

Production by month

Gas output fell 21% over the last 12 months

Jul 2026 was not reported.

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 21% over the last 12 monthsMonthly gas production and oil for MAYFIELD 33, Aug 2023 to Jul 2026. Gas output fell 21% over the last 12 months. 1,783 mcf in the 12 months through Jul 2026, against 2,271 mcf in the 12 months before.Last 12 months: 1,783 mcfmcf per monthbbl per month002501500275031,0004Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 21% over the last 12 monthsMonthly gas production and oil for MAYFIELD 33, Aug 2023 to Jul 2026. Gas output fell 21% over the last 12 months. 1,783 mcf in the 12 months through Jul 2026, against 2,271 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month002501500275031,0004Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

80% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
80% of the gas went to a processing plant in the last 12 monthsShare of MAYFIELD 33 gas by disposition code each month, Aug 2023 to Jul 2026. 80% 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
80% of the gas went to a processing plant in the last 12 monthsShare of MAYFIELD 33 gas by disposition code each month, Aug 2023 to Jul 2026. 80% 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)

    80% · 2,005 mcf

  • Lease fuel (1)

    20% · 493 mcf

1 well on this lease

Wells on MAYFIELD 33
API numberWell no.Status
42-435-3737421Active

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 gasBuys100Jun 24, 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 substandard-acreage flag is in the permit records

    The RRC permit records include a substandard-acreage flag. Ask which acreage applies to your well and how it was used in your decimal.

  • 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 33
API numberWell no.Acreson the permit
42-435-3737421640

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for MAYFIELD 33
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026No report filed–––––$80.46$2.89
Jun 2026001841460$84.81$3.15
May 2026002191760$102.13$2.94
Apr 2026002762140$100.32$2.77
Mar 2026008817030$91.38$3.04
Feb 202600000$64.51$3.62
Jan 202600000$60.04$7.72
Dec 202500000$57.97$4.26
Nov 202500000$60.06$3.79
Oct 202500430$60.89$3.19
Sep 20250059480$63.96$2.97
Aug 2025001601290$64.86$2.91
Jul 2025002111620$68.39$3.20
Jun 20250051410$68.17$3.02
May 20250063530$62.17$3.12
Apr 2025002562150$63.54$3.42
Mar 2025001341150$68.24$4.12
Feb 2025002261920$71.53$4.19
Jan 2025002291980$75.74$4.13
Dec 2024001801570$70.12$3.01
Nov 2024002071800$69.95$2.12
Oct 2024002392030$71.99$2.20
Sep 2024002281970$70.24$2.28
Aug 2024002472110$76.68$1.99
Jul 2024002612200$81.80$2.07
Jun 2024001871590$79.77$2.54
May 2024002211880$80.02$2.12
Apr 2024002362020$85.35$1.60
Mar 2024002542230$81.28$1.49
Feb 2024052472220$77.25$1.72
Jan 2024002512260$74.15$3.18
Dec 2023002612380$71.90$2.52
Nov 2023002482130$77.69$2.71
Oct 2023102562290$85.64$2.98
Sep 2023302522230$89.43$2.64
Aug 2023002662360$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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