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Texas gas well

Producing

BEST-FENNER UNIT

Best-Fenner Unit is a gas well in Karnes County, Texas, operated by Marathon Oil Ef LLC in the Eagleville (Eagle Ford-2) field.

Gas well dossier

4,958mcf gas, last 12 months−43% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Eagleville (Eagle Ford-2)
RRC lease
02-294970

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Oil, last 12 months
3,090 bbl
Gas in Jul 2026
314 mcf

Production by month

Gas output fell 43% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 43% over the last 12 monthsMonthly gas production and oil for BEST-FENNER UNIT, Aug 2023 to Jul 2026. Gas output fell 43% over the last 12 months. 4,958 mcf in the 12 months through Jul 2026, against 8,674 mcf in the 12 months before.Last 12 months: 4,958 mcfmcf per monthbbl per month005002501,0005001,5007502,0001,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 43% over the last 12 monthsMonthly gas production and oil for BEST-FENNER UNIT, Aug 2023 to Jul 2026. Gas output fell 43% over the last 12 months. 4,958 mcf in the 12 months through Jul 2026, against 8,674 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month005002501,0005001,5007502,0001,000Jan 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)
  • Flared (4)
90% of the gas went to a processing plant in the last 12 monthsShare of BEST-FENNER UNIT 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 BEST-FENNER UNIT 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% · 7,737 mcf

  • Lease fuel (1)

    9.5% · 818 mcf

  • Flared (4)

    0.5% · 39 mcf

0.5% of the gas flared in the last 12 months. No month above 3%.

Wells on this lease

No wells are linked to this lease in our data

Production is still reported at lease level.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Enterprise Crude Oil LLCCondensateGathers34Jun 7, 2023
Endeavor Crude, LLCCondensateGathers33Jun 7, 2023
Trafigura Trading LLCCondensateGathers33Jun 7, 2023
Marathon Oil Ef LLCGas-well gasBuys100Jun 7, 2023
Marathon Oil Ef LLCGas-well gasGathers100Jun 7, 2023

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

Who buys my oilOil price check

432.26 acres on the newest permit

  • 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 Best-Fenner Unit
API numberWell no.Acreson the permit
42-255-342484H432.26

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 BEST-FENNER UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261861913142761$80.46$2.89
Jun 20267167109988803$84.81$3.15
May 202600000$102.13$2.94
Apr 202600000$100.32$2.77
Mar 202600000$91.38$3.04
Feb 202600000$64.51$3.62
Jan 20262324110$60.04$7.72
Dec 20251771812402092$57.97$4.26
Nov 20255055048847885$60.06$3.79
Oct 20255265309788842$60.89$3.19
Sep 20258878791,3791,2566$63.96$2.97
Aug 202570701641482$64.86$2.91
Jul 202502000$68.39$3.20
Jun 20253293305605084$68.17$3.02
May 20255655641,0249288$62.17$3.12
Apr 20255235249778893$63.54$3.42
Mar 20256136131,0759703$68.24$4.12
Feb 20255605629798852$71.53$4.19
Jan 20257347331,1701,0664$75.74$4.13
Dec 20247087081,2971,1883$70.12$3.01
Nov 20248688651,3081,2024$69.95$2.12
Oct 20242672662842631$71.99$2.20
Sep 202400000$70.24$2.28
Aug 202400000$76.68$1.99
Jul 202402000$81.80$2.07
Jun 20243923947847261$79.77$2.54
May 20247377351,2901,1953$80.02$2.12
Apr 20243693678737878$85.35$1.60
Mar 202402107990$81.28$1.49
Feb 20243203208007632$77.25$1.72
Jan 20244444451,1341,0783$74.15$3.18
Dec 20236966961,1081,0524$71.90$2.52
Nov 20232992986466133$77.69$2.71
Oct 20236306331,4531,3852$85.64$2.98
Sep 20236436411,6851,6042$89.43$2.64
Aug 20237327351,4501,3752$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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Nearby

This lease belongs to

OperatorMarathon Oil Ef LLCFieldEagleville (Eagle Ford-2)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

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Eagleville (Eagle Ford-2) field

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New drilling permits in Karnes County

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