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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

8,094mcf gas, last 12 months−25% vs prior year
Operator
Marathon Oil Ef LLC
County
De Witt County
Field
De Witt (Eagle Ford Shale)
RRC lease
02-276448

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Where it sits

This county

De Witt CountyDe WittGoliadWilsonLavacaGonzalesKarnesVictoriaGuadalupeDe Witt County
De Witt County
Oil, last 12 months
1,011 bbl
Gas in Jul 2026
485 mcf

Production by month

Gas output fell 25% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 25% over the last 12 monthsMonthly gas production and oil for BARROW 01, Aug 2023 to Jul 2026. Gas output fell 25% over the last 12 months. 8,094 mcf in the 12 months through Jul 2026, against 10,743 mcf in the 12 months before.Last 12 months: 8,094 mcfmcf per monthbbl per month001,0001002,0002003,0003004,000400Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 25% over the last 12 monthsMonthly gas production and oil for BARROW 01, Aug 2023 to Jul 2026. Gas output fell 25% over the last 12 months. 8,094 mcf in the 12 months through Jul 2026, against 10,743 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% · 7,315 mcf

  • Lease fuel (1)

    9.6% · 779 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
42-123-3350208HActive

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
42-123-3350208H520.77

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 BARROW 01
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Marathon Oil81814854190$80.46$2.89
Jun 2026Marathon Oil1091091,0229060$84.81$3.15
May 2026Marathon Oil35352802450$102.13$2.94
Apr 2026Marathon Oil48483613260$100.32$2.77
Mar 2026Marathon Oil73735705270$91.38$3.04
Feb 2026Marathon Oil1021028928060$64.51$3.62
Jan 2026Marathon Oil64644463990$60.04$7.72
Dec 2025Marathon Oil1131138247300$57.97$4.26
Nov 2025Marathon Oil76765605050$60.06$3.79
Oct 2025Marathon Oil67676245750$60.89$3.19
Sep 2025Marathon Oil1241249919100$63.96$2.97
Aug 2025Marathon Oil1191191,0399670$64.86$2.91
Jul 2025Marathon Oil35352542380$68.39$3.20
Jun 2025Marathon Oil87876726390$68.17$3.02
May 2025Marathon Oil2052051,6031,5280$62.17$3.12
Apr 2025Marathon Oil3293292,1912,0720$63.54$3.42
Mar 2025Marathon Oil3863862,2812,1950$68.24$4.12
Feb 2025Marathon Oil00000$71.53$4.19
Jan 2025Marathon Oil1051057847340$75.74$4.13
Dec 2024Marathon Oil92921,0059480$70.12$3.01
Nov 2024Marathon Oil66665435100$69.95$2.12
Oct 2024Marathon Oil59594954660$71.99$2.20
Sep 2024Marathon Oil53534684410$70.24$2.28
Aug 2024Marathon Oil30304474230$76.68$1.99
Jul 2024Marathon Oil50502041930$81.80$2.07
Jun 2024Marathon Oil24243753550$79.77$2.54
May 2024Marathon Oil1161169939330$80.02$2.12
Apr 2024Marathon Oil1051058477970$85.35$1.60
Mar 2024Marathon Oil87877977500$81.28$1.49
Feb 2024Marathon Oil1421421,3161,2350$77.25$1.72
Jan 2024Marathon Oil3453453,3733,1870$74.15$3.18
Dec 2023Marathon Oil1601601,3701,2920$71.90$2.52
Nov 2023Marathon Oil58585365050$77.69$2.71
Oct 2023Marathon Oil73736305950$85.64$2.98
Sep 2023Marathon Oil74746556200$89.43$2.64
Aug 2023Marathon Oil62626065740$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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