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Texas gas well

Producing

BOLDT 01

Boldt 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

37,497mcf gas, last 12 months−23% vs prior year
Operator
Marathon Oil Ef LLC
County
De Witt County
Field
De Witt (Eagle Ford Shale)
RRC lease
02-276228

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Where it sits

This county

De Witt CountyDe WittGoliadWilsonLavacaGonzalesKarnesVictoriaGuadalupeDe Witt County
De Witt County
Oil, last 12 months
3,885 bbl
Gas in Jul 2026
3,718 mcf

Production by month

Gas output fell 23% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 23% over the last 12 monthsMonthly gas production and oil for BOLDT 01, Aug 2023 to Jul 2026. Gas output fell 23% over the last 12 months. 37,497 mcf in the 12 months through Jul 2026, against 48,518 mcf in the 12 months before.Last 12 months: 37,497 mcfmcf per monthbbl per month002,5002005,0004007,50060010k800Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 23% over the last 12 monthsMonthly gas production and oil for BOLDT 01, Aug 2023 to Jul 2026. Gas output fell 23% over the last 12 months. 37,497 mcf in the 12 months through Jul 2026, against 48,518 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month002,5002005,0004007,50060010k800Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

91% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
91% of the gas went to a processing plant in the last 12 monthsShare of BOLDT 01 gas by disposition code each month, Aug 2023 to Jul 2026. 91% 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
91% of the gas went to a processing plant in the last 12 monthsShare of BOLDT 01 gas by disposition code each month, Aug 2023 to Jul 2026. 91% 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)

    91% · 35,359 mcf

  • Lease fuel (1)

    9.4% · 3,661 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 BOLDT 01
API numberWell no.Status
42-123-3352807HActive

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

647.28 acres on the newest permit

Check your decimal on this lease
Permits for Boldt 01
API numberWell no.Acreson the permit
42-123-3352807H647.28

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 BOLDT 01
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Marathon Oil3343343,7183,2110$80.46$2.89
Jun 2026Marathon Oil2882883,7793,3490$84.81$3.15
May 2026Marathon Oil00000$102.13$2.94
Apr 2026Marathon Oil3143142,2312,0170$100.32$2.77
Mar 2026Marathon Oil4394392,7252,5190$91.38$3.04
Feb 2026Marathon Oil3923922,3922,1620$64.51$3.62
Jan 2026Marathon Oil1771771,6661,4890$60.04$7.72
Dec 2025Marathon Oil3723723,3132,9370$57.97$4.26
Nov 2025Marathon Oil3483483,3303,0030$60.06$3.79
Oct 2025Marathon Oil3673674,4014,0550$60.89$3.19
Sep 2025Marathon Oil3743744,6644,2820$63.96$2.97
Aug 2025Marathon Oil4804805,2784,9100$64.86$2.91
Jul 2025Marathon Oil1491491,5231,4250$68.39$3.20
Jun 2025Marathon Oil3473474,8154,5800$68.17$3.02
May 2025Marathon Oil3673674,6934,4740$62.17$3.12
Apr 2025Marathon Oil3983984,2314,0010$63.54$3.42
Mar 2025Marathon Oil4014013,8213,6760$68.24$4.12
Feb 2025Marathon Oil4434432,9432,9430$71.53$4.19
Jan 2025Marathon Oil3703702,9252,7370$75.74$4.13
Dec 2024Marathon Oil3513513,0132,8410$70.12$3.01
Nov 2024Marathon Oil3993994,3574,0950$69.95$2.12
Oct 2024Marathon Oil3973975,1904,8870$71.99$2.20
Sep 2024Marathon Oil3683685,3865,0700$70.24$2.28
Aug 2024Marathon Oil3783785,6215,3170$76.68$1.99
Jul 2024Marathon Oil3763765,5885,2830$81.80$2.07
Jun 2024Marathon Oil4064065,5015,2160$79.77$2.54
May 2024Marathon Oil4104105,5495,2200$80.02$2.12
Apr 2024Marathon Oil4614615,0464,7550$85.35$1.60
Mar 2024Marathon Oil5035034,6934,4300$81.28$1.49
Feb 2024Marathon Oil3933933,7023,4820$77.25$1.72
Jan 2024Marathon Oil4044043,3213,1380$74.15$3.18
Dec 2023Marathon Oil4444443,7453,5230$71.90$2.52
Nov 2023Marathon Oil4274273,6583,4470$77.69$2.71
Oct 2023Marathon Oil4654653,8983,6840$85.64$2.98
Sep 2023Marathon Oil4574575,2324,9540$89.43$2.64
Aug 2023Marathon Oil4834838,7998,3310$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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