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Texas oil lease

Producing

MCS FOUNDATION-TOM FAMILY USW A

MCS Foundation-Tom Family Usw A is an oil lease in Atascosa County, Texas, operated by Marathon Oil Ef LLC in the Eagleville (Eagle Ford-1) field.

1 well

136,890bbl oil, last 12 months
Operator
Marathon Oil Ef LLC
County
Atascosa County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-21800

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Where it sits

This county

Atascosa CountyAtascosaWilsonMedinaKarnesFrioBexarAtascosa County
Atascosa County
Gas, last 12 months
157,674 mcf
Oil in Jul 2026
6,667 bbl

Production by month

Oil output fell 61% since Jul 2025

  • Oil (bars)
  • Gas (line)
Oil output fell 61% since Jul 2025Monthly oil production and gas for MCS FOUNDATION-TOM FAMILY USW A, Jul 2025 to Jul 2026. Oil output fell 61% since Jul 2025. Monthly average of 6,915 bbl in the latest 3 months, against 17,839 bbl in the first 3.bbl per monthmcf per month005,0005,00010k10k15k15k20k20k25k25kJul 25OctJan 26AprJul
Oil output fell 61% since Jul 2025Monthly oil production and gas for MCS FOUNDATION-TOM FAMILY USW A, Jul 2025 to Jul 2026. Oil output fell 61% since Jul 2025. Monthly average of 6,915 bbl in the latest 3 months, against 17,839 bbl in the first 3.bbl per monthmcf per month005,0005,00010k10k15k15k20k20k25k25kJul 25Jan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

86% of the gas went to a processing plant in the last 12 months

Flaring peaked at 3.7% of the gas in Jul 2025.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
86% of the gas went to a processing plant in the last 12 monthsShare of MCS FOUNDATION-TOM FAMILY USW A gas by disposition code each month, Jul 2025 to Jul 2026. 86% of the gas went to a processing plant in the last 12 months. Flaring peaked at 3.7% of the gas in Jul 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 3.7%Jul 25OctJan 26AprJul
86% of the gas went to a processing plant in the last 12 monthsShare of MCS FOUNDATION-TOM FAMILY USW A gas by disposition code each month, Jul 2025 to Jul 2026. 86% of the gas went to a processing plant in the last 12 months. Flaring peaked at 3.7% of the gas in Jul 2025.Share of gas by disposition code0%50%100%Flared 3.7%Jul 25Jan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    86% · 135,850 mcf

  • Lease fuel (1)

    13% · 19,876 mcf

  • Flared (4)

    1.2% · 1,948 mcf

1.2% of the gas flared in the last 12 months. 2 months above 3%.

1 well on this lease

Wells on MCS FOUNDATION-TOM FAMILY USW A
API numberWell no.Status
42-013-362231Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Statewide Crude Inc.OilGathers90Jul 19, 2025
Gulfmark Energy, Inc.OilGathers10Jul 19, 2025
Marathon Oil Ef LLCCasinghead gasBuys100Jul 19, 2025
Marathon Oil Ef LLCCasinghead gasGathers100Jul 19, 2025

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

Who buys my oilOil price check

2,141.85 acres on the newest permit

  • Worth asking

    A production sharing agreement well is on this lease

    A production sharing agreement divides production by a method the agreement sets. Ask the operator for the agreement and the tract percentage it gives your land.

Check your decimal on this lease
Permits for MCS Foundation-Tom Family Usw A
API numberWell no.Acreson the permit
42-013-3622312,141.85

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

Unit decimal checker

What ConocoPhillips told investors it received

Marathon Oil Ef LLC is linked to ConocoPhillips (MRO).
Realized prices reported by ConocoPhillips
QuarterOil$ per bblFiling
Q2 2026$99.40SEC filing
Q1 2026$73.47SEC filing
Q3 2025$66.13SEC filing
Q2 2025$64.23SEC filing
Q1 2025$71.65SEC filing

SourceConocoPhillips quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

13 months, newest first

Ledger for MCS FOUNDATION-TOM FAMILY USW A
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20266,6676,7989,5508,22577$80.46$2.89
Jun 20266,5866,5838,1697,03886$84.81$3.15
May 20267,4937,48213,76112,041111$102.13$2.94
Apr 20266,6816,68311,5049,873116$100.32$2.77
Mar 20268,1028,07114,63512,836109$91.38$3.04
Feb 20268,1948,19515,01112,998114$64.51$3.62
Jan 202611,55311,63213,47111,81887$60.04$7.72
Dec 202513,37013,32414,12112,07089$57.97$4.26
Nov 202513,94413,95312,79311,15570$60.06$3.79
Oct 202515,93815,86014,64112,561192$60.89$3.19
Sep 202516,29616,37313,19411,085294$63.96$2.97
Aug 202522,06622,04816,82414,150603$64.86$2.91
Jul 202515,15514,9259,1507,226343$68.39$3.20

Flared above 3%

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

OperatorMarathon Oil Ef LLCFieldEagleville (Eagle Ford-1)CountyAtascosa County

Marathon Oil Ef LLC in Atascosa County

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Eagleville (Eagle Ford-1) field

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