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Texas gas well

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FOSTER UNIT

Foster Unit is a gas well in Karnes County, Texas, operated by Marathon Oil Ef LLC in the Sugarkane (Eagle Ford) field.

1 well

112mcf gas, last 12 months−97% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-277100

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Oil, last 12 months
59 bbl
Gas in Jul 2026
0 mcf

Production by month

Gas output fell 97% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 97% over the last 12 monthsMonthly gas production and oil for FOSTER UNIT, Aug 2023 to Jul 2026. Gas output fell 97% over the last 12 months. 112 mcf in the 12 months through Jul 2026, against 4,153 mcf in the 12 months before.Last 12 months: 112 mcfmcf per monthbbl per month002501005002007503001,0004001,250500Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 97% over the last 12 monthsMonthly gas production and oil for FOSTER UNIT, Aug 2023 to Jul 2026. Gas output fell 97% over the last 12 months. 112 mcf in the 12 months through Jul 2026, against 4,153 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month002501005002007503001,0004001,250500Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Mar 2024 the lease's gas goes to a processing plant instead of lease fuel

Flaring peaked at 6.8% of the gas in Dec 2023.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
Since Mar 2024 the lease's gas goes to a processing plant instead of lease fuelShare of FOSTER UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Mar 2024 the lease's gas goes to a processing plant instead of lease fuel. Flaring peaked at 6.8% of the gas in Dec 2023.Share of the lease’s gas by disposition code, per month0%50%100%Mar 2024: fuel to plantFlared 6.8%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Mar 2024 the lease's gas goes to a processing plant instead of lease fuelShare of FOSTER UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Mar 2024 the lease's gas goes to a processing plant instead of lease fuel. Flaring peaked at 6.8% of the gas in Dec 2023.Share of gas by disposition code0%50%100%Mar 24: fuel to plantFlared 6.8%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    85% · 2,118 mcf

  • Lease fuel (1)

    15% · 361 mcf

  • Flared (4)

    0.3% · 7 mcf

0.3% of the gas flared in the last 12 months. 2 months above 3%.

1 well on this lease

Wells on FOSTER UNIT
API numberWell no.Status
42-255-339682HShut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCCondensateGathers20Jul 1, 2022–
Harvest Midstream CompanyCondensateGathers20Jul 1, 2022–
Plains Pipeline L.p.CondensateGathers20Jul 1, 2022–
Reynolds Energy Transport LLCCondensateGathers20Jul 1, 2022–
Trafigura Trading LLCCondensateGathers20Jul 1, 2022–
Marathon Oil Ef LLCGas-well gasBuys100Jan 26, 2015–
Marathon Oil Ef LLCGas-well gasGathers100Jan 26, 2015–
Enterprise Crude Oil LLCCondensateGathers5Sep 1, 2018Jul 1, 2022
Gulfmark Energy, Inc.CondensateGathers10Sep 6, 2018Jul 1, 2022
Plains Pipeline L.p.CondensateGathers80Sep 1, 2018Jul 1, 2022
Trafigura Trading LLCCondensateGathers5Sep 1, 2018Jul 1, 2022

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

Who buys my oilOil price check

646.10 acres on the newest permit

Permits for Foster Unit
API numberWell no.Acreson the permit
42-255-339682H646.10

SourceRailroad Commission drilling permits, Sep 26, 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 FOSTER UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202600000$80.46$2.89
Jun 202600000$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 20260052450$60.04$7.72
Dec 202500000$57.97$4.26
Nov 20251314220$60.06$3.79
Oct 2025464558510$60.89$3.19
Sep 202500000$63.96$2.97
Aug 202504000$64.86$2.91
Jul 202515115628240$68.39$3.20
Jun 202533732866570$68.17$3.02
May 2025162156480$62.17$3.12
Apr 20252802811,1139651$63.54$3.42
Mar 202526025750440$68.24$4.12
Feb 202514214836310$71.53$4.19
Jan 202522822550400$75.74$4.13
Dec 202420520647390$70.12$3.01
Nov 20241871849287726$69.95$2.12
Oct 20241371447356134$71.99$2.20
Sep 20244124109898205$70.24$2.28
Aug 202428628855460$76.68$1.99
Jul 202433133659500$81.80$2.07
Jun 202437036568580$79.77$2.54
May 202433633859500$80.02$2.12
Apr 202434935890791$85.35$1.60
Mar 2024481478100840$81.28$1.49
Feb 202439637920614$77.25$1.72
Jan 2024444466940913$74.15$3.18
Dec 2023565674634851$71.90$2.52
Nov 2023505042211318$77.69$2.71
Oct 2023525327307$85.64$2.98
Sep 202360606614234$89.43$2.64
Aug 202367675432857$81.39$2.58

Flared above 3%

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

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Nearby

This lease belongs to

OperatorMarathon Oil Ef LLCFieldSugarkane (Eagle Ford)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

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Sugarkane (Eagle Ford) field

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