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Texas gas well

Producing

BRUNS 01

Bruns 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

24,929mcf gas, last 12 months+51% vs prior year
Operator
Marathon Oil Ef LLC
County
De Witt County
Field
De Witt (Eagle Ford Shale)
RRC lease
02-268521

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Where it sits

This county

De Witt CountyDe WittGoliadWilsonLavacaGonzalesKarnesVictoriaGuadalupeDe Witt County
De Witt County
Oil, last 12 months
4,018 bbl
Gas in Jul 2026
0 mcf

Checks stopped on this lease?

  • Sales

    Sales over the last 3 months fell to 24% of the 9 months before.

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

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Production by month

Gas output rose 51% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output rose 51% over the last 12 monthsMonthly gas production and oil for BRUNS 01, Aug 2023 to Jul 2026. Gas output rose 51% over the last 12 months. 24,929 mcf in the 12 months through Jul 2026, against 16,506 mcf in the 12 months before.Last 12 months: 24,929 mcfmcf per monthbbl per month002,0005004,0001,0006,0001,5008,0002,00010k2,500Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output rose 51% over the last 12 monthsMonthly gas production and oil for BRUNS 01, Aug 2023 to Jul 2026. Gas output rose 51% over the last 12 months. 24,929 mcf in the 12 months through Jul 2026, against 16,506 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month002,0005004,0001,0006,0001,5008,0002,00010k2,500Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

92% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
92% of the gas went to a processing plant in the last 12 monthsShare of BRUNS 01 gas by disposition code each month, Aug 2023 to Jul 2026. 92% 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
92% of the gas went to a processing plant in the last 12 monthsShare of BRUNS 01 gas by disposition code each month, Aug 2023 to Jul 2026. 92% 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)

    92% · 24,792 mcf

  • Lease fuel (1)

    8.3% · 2,233 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 BRUNS 01
API numberWell no.Status
42-123-3267502HActive

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

620.80 acres on the newest permit

Check your decimal on this lease
Permits for Bruns 01
API numberWell no.Acreson the permit
42-123-3267502H620.80

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 BRUNS 01
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Marathon Oil00000$80.46$2.89
Jun 2026Marathon Oil1971974204140$84.81$3.15
May 2026Marathon Oil63631,2851,2800$102.13$2.94
Apr 2026Marathon Oil36361,5201,4580$100.32$2.77
Mar 2026Marathon Oil51517266940$91.38$3.04
Feb 2026Marathon Oil00000$64.51$3.62
Jan 2026Marathon Oil3703709,2198,4880$60.04$7.72
Dec 2025Marathon Oil2,0462,0468,1957,2870$57.97$4.26
Nov 2025Marathon Oil4064062922610$60.06$3.79
Oct 2025Marathon Oil3963961,4201,2880$60.89$3.19
Sep 2025Marathon Oil2422421,0109220$63.96$2.97
Aug 2025Marathon Oil2112118427760$64.86$2.91
Jul 2025Marathon Oil1251255465090$68.39$3.20
Jun 2025Marathon Oil3483481,5501,4150$68.17$3.02
May 2025Marathon Oil3343341,2841,2060$62.17$3.12
Apr 2025Marathon Oil3313311,4461,3540$63.54$3.42
Mar 2025Marathon Oil3323321,1831,1090$68.24$4.12
Feb 2025Marathon Oil70707427110$71.53$4.19
Jan 2025Marathon Oil3183181,3831,3200$75.74$4.13
Dec 2024Marathon Oil4354351,7701,7070$70.12$3.01
Nov 2024Marathon Oil3503501,5971,5400$69.95$2.12
Oct 2024Marathon Oil4434431,7701,6860$71.99$2.20
Sep 2024Marathon Oil4094091,5131,4230$70.24$2.28
Aug 2024Marathon Oil4124121,7221,6410$76.68$1.99
Jul 2024Marathon Oil4204201,6761,6100$81.80$2.07
Jun 2024Marathon Oil4194191,7411,6240$79.77$2.54
May 2024Marathon Oil4634631,9301,8040$80.02$2.12
Apr 2024Marathon Oil4134131,6851,5890$85.35$1.60
Mar 2024Marathon Oil5435432,2122,0850$81.28$1.49
Feb 2024Marathon Oil5225222,1071,9900$77.25$1.72
Jan 2024Marathon Oil3533531,5411,4700$74.15$3.18
Dec 2023Marathon Oil5995992,5382,3970$71.90$2.52
Nov 2023Marathon Oil5175172,2982,0680$77.69$2.71
Oct 2023Marathon Oil5265262,4292,1630$85.64$2.98
Sep 2023Marathon Oil4594592,4102,1160$89.43$2.64
Aug 2023Marathon Oil6456453,1072,7310$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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