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Texas gas well

Producing

MOBIL UNIT B

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

1 well

5,356mcf gas, last 12 months+472% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-277680

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Oil, last 12 months
8,178 bbl
Gas in Jul 2026
307 mcf

Checks stopped on this lease?

  • Sales

    Sales over the last 3 months fell to 22% of the 9 months before.

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

See why checks stop on this lease

Production by month

Gas output rose 472% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output rose 472% over the last 12 monthsMonthly gas production and oil for MOBIL UNIT B, Aug 2023 to Jul 2026. Gas output rose 472% over the last 12 months. 5,356 mcf in the 12 months through Jul 2026, against 936 mcf in the 12 months before.Last 12 months: 5,356 mcfmcf per monthbbl per month001,0005002,0001,0003,0001,5004,0002,0005,0002,500Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output rose 472% over the last 12 monthsMonthly gas production and oil for MOBIL UNIT B, Aug 2023 to Jul 2026. Gas output rose 472% over the last 12 months. 5,356 mcf in the 12 months through Jul 2026, against 936 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month001,0005002,0001,0003,0001,5004,0002,0005,0002,500Jan 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 6.9% of the gas in Jan 2024.

  • 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 MOBIL UNIT B 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 6.9% of the gas in Jan 2024.Share of the lease’s gas by disposition code, per month0%50%100%Mar 2024: fuel to plantFlared 6.9%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Mar 2024 the lease's gas goes to a processing plant instead of lease fuelShare of MOBIL UNIT B 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 6.9% of the gas in Jan 2024.Share of gas by disposition code0%50%100%Mar 24: fuel to plantFlared 6.9%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    90% · 4,803 mcf

  • Lease fuel (1)

    10.0% · 533 mcf

  • Flared (4)

    0.4% · 20 mcf

0.4% of the gas flared in the last 12 months. One month above 3%.

1 well on this lease

Wells on MOBIL UNIT B
API numberWell no.Status
42-255-342795HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCCondensateGathers25Jul 1, 2022–
Plains Pipeline L.p.CondensateGathers25Jul 1, 2022–
Reynolds Energy Transport LLCCondensateGathers25Jul 1, 2022–
Trafigura Trading LLCCondensateGathers25Jul 1, 2022–
Marathon Oil Ef LLCGas-well gasBuys100Apr 9, 2015–
Marathon Oil Ef LLCGas-well gasGathers100Apr 9, 2015–
Enterprise Crude Oil LLCCondensateGathers1Sep 6, 2018Jul 1, 2022
Gulfmark Energy, Inc.CondensateGathers1Sep 6, 2018Jul 1, 2022
Plains Pipeline L.p.CondensateGathers97Sep 6, 2018Jul 1, 2022
Trafigura Trading LLCCondensateGathers1Sep 6, 2018Jul 1, 2022

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

Who buys my oilOil price check

335.61 acres on the newest permit

Check your decimal on this lease
Permits for Mobil Unit B
API numberWell no.Acreson the permit
42-255-342795H335.61

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 MOBIL UNIT B
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20268198493072691$80.46$2.89
Jun 202667257867580$84.81$3.15
May 20265194540$102.13$2.94
Apr 202672672263550$100.32$2.77
Mar 202670373870620$91.38$3.04
Feb 20268318042332061$64.51$3.62
Jan 202672170382721$60.04$7.72
Dec 20255495483292961$57.97$4.26
Nov 202548849053480$60.06$3.79
Oct 20255386171,1271,0233$60.89$3.19
Sep 20251,2751,2012,4562,20711$63.96$2.97
Aug 20258057665645032$64.86$2.91
Jul 202599110$68.39$3.20
Jun 2025005745232$68.17$3.02
May 202500000$62.17$3.12
Apr 202500000$63.54$3.42
Mar 20252324330$68.24$4.12
Feb 20253938440$71.53$4.19
Jan 20253434440$75.74$4.13
Dec 202431311311190$70.12$3.01
Nov 202405000$69.95$2.12
Oct 202439840448440$71.99$2.20
Sep 202477677394860$70.24$2.28
Aug 202458457677700$76.68$1.99
Jul 202477110$81.80$2.07
Jun 202489110$79.77$2.54
May 2024949511100$80.02$2.12
Apr 202496964,0383,63336$85.35$1.60
Mar 202416816820180$81.28$1.49
Feb 202420720742008$77.25$1.72
Jan 2024175175379026$74.15$3.18
Dec 202323623545504$71.90$2.52
Nov 202313813848208$77.69$2.71
Oct 20231141243,6483,2076$85.64$2.98
Sep 20231,2781,26812913$89.43$2.64
Aug 202391941,46895514$81.39$2.58

Flared above 3%

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 LLCFieldSugarkane (Eagle Ford)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

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Sugarkane (Eagle Ford) field

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