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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

440mcf gas, last 12 months−90% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-277121

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Where it sits

This county

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

Production by month

Gas output fell 90% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 90% over the last 12 monthsMonthly gas production and oil for FOSTER UNIT, Aug 2023 to Jul 2026. Gas output fell 90% over the last 12 months. 440 mcf in the 12 months through Jul 2026, against 4,520 mcf in the 12 months before.Last 12 months: 440 mcfmcf per monthbbl per month00500501,0001001,5001502,000200Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 90% over the last 12 monthsMonthly gas production and oil for FOSTER UNIT, Aug 2023 to Jul 2026. Gas output fell 90% over the last 12 months. 440 mcf in the 12 months through Jul 2026, against 4,520 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month00500501,0001001,5001502,000200Jan 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 12.6% 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 12.6% of the gas in Dec 2023.Share of the lease’s gas by disposition code, per month0%50%100%Mar 2024: fuel to plantFlared 12.6%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 12.6% of the gas in Dec 2023.Share of gas by disposition code0%50%100%Mar 24: fuel to plantFlared 12.6%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    86% · 1,155 mcf

  • Lease fuel (1)

    14% · 188 mcf

  • Flared (4)

    0.1% · 2 mcf

0.1% of the gas flared in the last 12 months. 3 months above 3%.

1 well on this lease

Wells on FOSTER UNIT
API numberWell no.Status
42-255-339693HShut-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
42-255-339693H646.10

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 202600000$60.04$7.72
Dec 202501000$57.97$4.26
Nov 2025262655480$60.06$3.79
Oct 2025283081710$60.89$3.19
Sep 202563601691420$63.96$2.97
Aug 2025451351170$64.86$2.91
Jul 202522222502151$68.39$3.20
Jun 202525252752361$68.17$3.02
May 202548472832430$62.17$3.12
Apr 2025202174640$63.54$3.42
Mar 20256767980$68.24$4.12
Feb 20253536540$71.53$4.19
Jan 20254847650$75.74$4.13
Dec 20242323320$70.12$3.01
Nov 202439391,2041,0028$69.95$2.12
Oct 202432321,4461,2077$71.99$2.20
Sep 202428284583802$70.24$2.28
Aug 202432325074252$76.68$1.99
Jul 202443489658144$81.80$2.07
Jun 20241411381,4141,2007$79.77$2.54
May 20248485980$80.02$2.12
Apr 202410710918160$85.35$1.60
Mar 202412812818150$81.28$1.49
Feb 202411811916703$77.25$1.72
Jan 2024136136199010$74.15$3.18
Dec 2023172171293137$71.90$2.52
Nov 2023143142204012$77.69$2.71
Oct 202311211312703$85.64$2.98
Sep 20231311319802$89.43$2.64
Aug 202313613710413$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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