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Texas gas well

Producing

BARROW 01

Barrow 01 is a gas well in De Witt County, Texas, operated by Marathon Oil Ef LLC in the De Witt (Eagle Ford Shale) field.

1 well

24,712mcf gas, last 12 months−14% vs prior year
Operator
Marathon Oil Ef LLC
County
De Witt County
Field
De Witt (Eagle Ford Shale)
RRC lease
02-276230

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Where it sits

This county

De Witt CountyDe WittGoliadWilsonLavacaGonzalesKarnesVictoriaGuadalupeDe Witt County
De Witt County
Oil, last 12 months
2,278 bbl
Gas in Jul 2026
1,411 mcf

Production by month

Gas output fell 14% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 14% over the last 12 monthsMonthly gas production and oil for BARROW 01, Aug 2023 to Jul 2026. Gas output fell 14% over the last 12 months. 24,712 mcf in the 12 months through Jul 2026, against 28,741 mcf in the 12 months before.Last 12 months: 24,712 mcfmcf per monthbbl per month001,0001002,0002003,0003004,000400Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 14% over the last 12 monthsMonthly gas production and oil for BARROW 01, Aug 2023 to Jul 2026. Gas output fell 14% over the last 12 months. 24,712 mcf in the 12 months through Jul 2026, against 28,741 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month001,0001002,0002003,0003004,000400Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

90% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
90% of the gas went to a processing plant in the last 12 monthsShare of BARROW 01 gas by disposition code each month, Aug 2023 to Jul 2026. 90% 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
90% of the gas went to a processing plant in the last 12 monthsShare of BARROW 01 gas by disposition code each month, Aug 2023 to Jul 2026. 90% 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)

    90% · 22,314 mcf

  • Lease fuel (1)

    9.7% · 2,398 mcf

Who has run this lease

The operator changed once, most recently in Mar 2023

Operators of this lease over timeEnsign Operating LLC, Jan 2020 to Feb 2023; Marathon Oil Ef LLC, Mar 2023 to Jul 20262020202120222023202420252026Changed Mar 2023Ensign Operating LLCJan 2020 to Feb 2023Marathon Oil Ef LLCMar 2023 to now
Operators of this lease over timeEnsign Operating LLC, Jan 2020 to Feb 2023; Marathon Oil Ef LLC, Mar 2023 to Jul 20262020202120222023202420252026Changed Mar 2023Ensign Operating LLCJan 2020 to Feb 2023Marathon Oil Ef LLCMar 2023 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on BARROW 01
API numberWell no.Status
42-123-3349905HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCCondensateGathers50Mar 1, 2023–
Enterprise Crude Pipeline LLCCondensateGathers50Mar 1, 2023–
Marathon Oil Ef LLCGas-well gasBuys100Mar 1, 2023–
Marathon Oil Ef LLCGas-well gasGathers100Mar 1, 2023–
Gulfmark Energy, Inc.CondensateGathers100Oct 2, 2019Mar 1, 2023
Ensign Operating LLCGas-well gasGathers100Oct 2, 2019Mar 1, 2023
Ensign Operating LLCGas-well gasBuys100Oct 2, 2019Mar 1, 2023
Ensign Operating LLCCondensateGathers50Oct 1, 2019Oct 2, 2019
Enterprise Crude Oil LLCCondensateGathers25Oct 1, 2019Oct 2, 2019
Enterprise Crude Pipeline LLCCondensateGathers25Oct 1, 2019Oct 2, 2019

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

Who buys my oilOil price check

520.77 acres on the newest permit

Check your decimal on this lease
Permits for Barrow 01
API numberWell no.Acreson the permit
42-123-3349905H520.77

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

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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 BARROW 01
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Marathon Oil1391391,4111,2190$80.46$2.89
Jun 2026Marathon Oil1661661,8301,6220$84.81$3.15
May 2026Marathon Oil1961961,7211,5060$102.13$2.94
Apr 2026Marathon Oil1801802,0291,8340$100.32$2.77
Mar 2026Marathon Oil1841842,1872,0220$91.38$3.04
Feb 2026Marathon Oil1861862,1561,9480$64.51$3.62
Jan 2026Marathon Oil1671671,9271,7230$60.04$7.72
Dec 2025Marathon Oil1841842,2652,0070$57.97$4.26
Nov 2025Marathon Oil2592592,2642,0420$60.06$3.79
Oct 2025Marathon Oil1941942,3142,1320$60.89$3.19
Sep 2025Marathon Oil1991992,2702,0840$63.96$2.97
Aug 2025Marathon Oil2242242,3382,1750$64.86$2.91
Jul 2025Marathon Oil2102102,3962,2420$68.39$3.20
Jun 2025Marathon Oil1971972,2782,1670$68.17$3.02
May 2025Marathon Oil2662662,4822,3660$62.17$3.12
Apr 2025Marathon Oil2942942,7632,6130$63.54$3.42
Mar 2025Marathon Oil2652652,7802,6750$68.24$4.12
Feb 2025Marathon Oil29294574570$71.53$4.19
Jan 2025Marathon Oil1011011,1501,0760$75.74$4.13
Dec 2024Marathon Oil45452,9702,8000$70.12$3.01
Nov 2024Marathon Oil38382,9012,7260$69.95$2.12
Oct 2024Marathon Oil40403,0872,9070$71.99$2.20
Sep 2024Marathon Oil61612,6562,5000$70.24$2.28
Aug 2024Marathon Oil65652,8212,6670$76.68$1.99
Jul 2024Marathon Oil69692,1732,0530$81.80$2.07
Jun 2024Marathon Oil20203,2233,0550$79.77$2.54
May 2024Marathon Oil89893,0092,8280$80.02$2.12
Apr 2024Marathon Oil1701702,2872,1520$85.35$1.60
Mar 2024Marathon Oil2312312,3852,2510$81.28$1.49
Feb 2024Marathon Oil2002002,1362,0080$77.25$1.72
Jan 2024Marathon Oil2322322,2222,1040$74.15$3.18
Dec 2023Marathon Oil1891892,2942,1580$71.90$2.52
Nov 2023Marathon Oil1771772,3262,1900$77.69$2.71
Oct 2023Marathon Oil1941942,4842,3460$85.64$2.98
Sep 2023Marathon Oil1961962,4962,3630$89.43$2.64
Aug 2023Marathon Oil1991992,6222,4830$81.39$2.58

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

OperatorMarathon Oil Ef LLCFieldDe Witt (Eagle Ford Shale)CountyDe Witt County

Marathon Oil Ef LLC in De Witt County

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