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Producing

BARNHART GRAND F UNIT-E UNIT SA

Barnhart Grand F Unit-E Unit Sa is an oil lease in Gonzales County, Texas, operated by Marathon Oil Ef LLC in the Eagleville (Eagle Ford-1) field.

1 well

34,488bbl oil, last 12 months−42% vs prior year
Operator
Marathon Oil Ef LLC
County
Gonzales County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-20794

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Where it sits

This county

Gonzales CountyGonzalesWilsonLavacaFayetteCaldwellBastropDe WittHaysGuadalupeGonzales County
Gonzales County
Gas, last 12 months
49,732 mcf
Oil in Jul 2026
0 bbl

Checks stopped on this lease?

  • Buyer

    Buyer changed: ENSIGN NATURAL RESOURCES II LLC replaced MARATHON OIL EF LLC as the buyer of this lease's gas from oil wells on Sep 1, 2026.

  • Sales

    Sales over the last 3 months fell to 6% of the 9 months before.

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

See why checks stop on this lease

Production by month

Oil output fell 42% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 42% over the last 12 monthsMonthly oil production and gas for BARNHART GRAND F UNIT-E UNIT SA, Aug 2023 to Jul 2026. Oil output fell 42% over the last 12 months. 34,488 bbl in the 12 months through Jul 2026, against 59,347 bbl in the 12 months before.Last 12 months: 34,488 bblbbl per monthmcf per month002,5005,0005,00010k7,50015k10k20k12.5k25kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 42% over the last 12 monthsMonthly oil production and gas for BARNHART GRAND F UNIT-E UNIT SA, Aug 2023 to Jul 2026. Oil output fell 42% over the last 12 months. 34,488 bbl in the 12 months through Jul 2026, against 59,347 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002,5005,0005,00010k7,50015k10k20k12.5k25kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

85% of the gas went to a processing plant in the last 12 months

Flaring peaked at 4.2% of the gas in May 2026.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
85% of the gas went to a processing plant in the last 12 monthsShare of BARNHART GRAND F UNIT-E UNIT SA gas by disposition code each month, Aug 2023 to Jul 2026. 85% of the gas went to a processing plant in the last 12 months. Flaring peaked at 4.2% of the gas in May 2026.Share of the lease’s gas by disposition code, per month0%50%100%Flared 4.2%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
85% of the gas went to a processing plant in the last 12 monthsShare of BARNHART GRAND F UNIT-E UNIT SA gas by disposition code each month, Aug 2023 to Jul 2026. 85% of the gas went to a processing plant in the last 12 months. Flaring peaked at 4.2% of the gas in May 2026.Share of gas by disposition code0%50%100%Flared 4.2%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    85% · 42,150 mcf

  • Lease fuel (1)

    12% · 6,162 mcf

  • Flared (4)

    2.9% · 1,420 mcf

2.9% of the gas flared in the last 12 months. 6 months above 3%.

1 well on this lease

Wells on BARNHART GRAND F UNIT-E UNIT SA
API numberWell no.Status
42-177-345191HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Mv Purchasing, LLCOilGathers34Sep 1, 2026–
Plains Marketing, L.p.OilGathers33Sep 1, 2026–
Shell Trading (Us) CompanyOilGathers33Sep 1, 2026–
Ensign Natural Resources II LLCCasinghead gasBuys100Sep 1, 2026–
Ensign Natural Resources II LLCCasinghead gasGathers100Sep 1, 2026–
Marathon Oil Ef LLCCasinghead gasGathers100Sep 16, 2022Sep 1, 2026
Marathon Oil Ef LLCCasinghead gasBuys100Sep 16, 2022Sep 1, 2026
Endeavor Crude, LLCOilGathers40Jan 1, 2024Sep 1, 2026
Enterprise Crude Oil LLCOilGathers20Sep 16, 2022Sep 1, 2026
Genesis Crude Oil, L.p.OilGathers20Jan 1, 2024Sep 1, 2026
Statewide Crude Inc.OilGathers20Jan 1, 2024Sep 1, 2026

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

Who buys my oilOil price check

782.05 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.

  • 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 Barnhart Grand F Unit-E Unit Sa
API numberWell no.Acreson the permit
42-177-345191H782.05

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

36 months, newest first

Ledger for BARNHART GRAND F UNIT-E UNIT SA
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202602110$80.46$2.89
Jun 2026657568256926$84.81$3.15
May 20265925944,5763,762193$102.13$2.94
Apr 20266686835,6804,759218$100.32$2.77
Mar 20261,3301,3015,9484,889105$91.38$3.04
Feb 2026133656472$64.51$3.62
Jan 20261,2431,2543,8543,239121$60.04$7.72
Dec 20252,3002,3785,3694,522123$57.97$4.26
Nov 20256,3536,4625,7704,940159$60.06$3.79
Oct 202512,28812,1146,4675,707106$60.89$3.19
Sep 20253,9634,0005,4064,682144$63.96$2.97
Aug 20255,6735,6655,9235,033223$64.86$2.91
Jul 20255,2835,3095,7745,21337$68.39$3.20
Jun 20256,2516,2225,1264,61642$68.17$3.02
May 20257,1957,1785,9455,35845$62.17$3.12
Apr 20256,4906,4965,4964,98170$63.54$3.42
Mar 20257,2217,1886,1015,599103$68.24$4.12
Feb 20253,7643,8205,1964,81670$71.53$4.19
Jan 20254,4264,4115,3524,91067$75.74$4.13
Dec 20245,7585,7455,9745,497101$70.12$3.01
Nov 20245,6205,5758,1627,516150$69.95$2.12
Oct 20241,3091,3521,3621,25323$71.99$2.20
Sep 20244,6914,6568,2107,485219$70.24$2.28
Aug 20241,3391,3652,6372,42427$76.68$1.99
Jul 20243,9553,9487,5927,00894$81.80$2.07
Jun 20243,4773,4757,2816,70097$79.77$2.54
May 20243,8803,8718,8418,14278$80.02$2.12
Apr 20242,8752,8747,6627,13263$85.35$1.60
Mar 20243,0053,0098,9368,36557$81.28$1.49
Feb 20243,9263,95710,5749,94243$77.25$1.72
Jan 20244,8944,85612,14911,380110$74.15$3.18
Dec 20235,0945,10512,47811,72972$71.90$2.52
Nov 20236,7306,80714,82214,00246$77.69$2.71
Oct 20239,0098,97815,25114,36180$85.64$2.98
Sep 20238,8798,87615,01814,116152$89.43$2.64
Aug 20238,9119,07215,86114,815151$81.39$2.58

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)CountyGonzales County

Marathon Oil Ef LLC in Gonzales County

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Eagleville (Eagle Ford-1) field

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