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Texas gas well

Producing

JANSSEN - OETKEN 01 B

Janssen - Oetken 01 B is a gas well in Karnes County, Texas, operated by Marathon Oil Ef LLC in the Sugarkane (Eagle Ford) field.

1 well

181,812mcf gas, last 12 months−40% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-294653

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Oil, last 12 months
14,777 bbl
Gas in Jul 2026
13,005 mcf

Production by month

Gas output fell 40% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 40% over the last 12 monthsMonthly gas production and oil for JANSSEN - OETKEN 01 B, Aug 2023 to Jul 2026. Gas output fell 40% over the last 12 months. 181,812 mcf in the 12 months through Jul 2026, against 304,954 mcf in the 12 months before.Last 12 months: 181,812 mcfmcf per monthbbl per month0025k5,00050k10k75k15k100k20k125k25kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 40% over the last 12 monthsMonthly gas production and oil for JANSSEN - OETKEN 01 B, Aug 2023 to Jul 2026. Gas output fell 40% over the last 12 months. 181,812 mcf in the 12 months through Jul 2026, against 304,954 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month0025k5,00050k10k75k15k100k20k125k25kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

98% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
98% of the gas went to a processing plant in the last 12 monthsShare of JANSSEN - OETKEN 01 B gas by disposition code each month, Aug 2023 to Jul 2026. 98% 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
98% of the gas went to a processing plant in the last 12 monthsShare of JANSSEN - OETKEN 01 B gas by disposition code each month, Aug 2023 to Jul 2026. 98% 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)

    98% · 177,740 mcf

  • Lease fuel (1)

    2.2% · 4,072 mcf

1 well on this lease

Wells on JANSSEN - OETKEN 01 B
API numberWell no.Status
42-255-3759502HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Enterprise Crude Oil LLCCondensateGathers50Jan 4, 2023
Enterprise Crude Pipeline LLCCondensateGathers50Jan 4, 2023
Marathon Oil Ef LLCGas-well gasBuys100Jan 4, 2023
Marathon Oil Ef LLCGas-well gasGathers100Jan 4, 2023

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

Who buys my oilOil price check

694.23 acres on the newest permit

  • Worth asking

    A production sharing agreement well is on this lease

    A production sharing agreement divides production by a method the agreement sets. Ask the operator for the agreement and the tract percentage it gives your land.

  • 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 Janssen - Oetken 01 B
API numberWell no.Acreson the permit
42-255-3759502H694.23

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 JANSSEN - OETKEN 01 B
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202627927913,00512,6350$80.46$2.89
Jun 20261,0651,06512,64712,2450$84.81$3.15
May 20261,4251,42514,19014,1900$102.13$2.94
Apr 20261,0801,08014,21113,7920$100.32$2.77
Mar 20261,3391,33915,43514,9860$91.38$3.04
Feb 20262,0662,06614,55114,1610$64.51$3.62
Jan 20261,6411,64113,55713,2430$60.04$7.72
Dec 20251,3661,36616,39316,0050$57.97$4.26
Nov 20251,2981,29815,75015,4180$60.06$3.79
Oct 202598398316,34816,0070$60.89$3.19
Sep 20251,0221,02218,45618,0860$63.96$2.97
Aug 20251,2131,21317,26916,9720$64.86$2.91
Jul 20251,5521,55218,98918,2450$68.39$3.20
Jun 20252,6902,69019,64718,9030$68.17$3.02
May 20252,0132,01321,49120,8300$62.17$3.12
Apr 20252,2022,20221,36920,7830$63.54$3.42
Mar 20251,3391,33920,50820,0000$68.24$4.12
Feb 20252,5252,52521,88821,4130$71.53$4.19
Jan 20252,7312,73123,34622,7570$75.74$4.13
Dec 20243,2053,20527,46126,7840$70.12$3.01
Nov 20243,4253,42529,15128,5670$69.95$2.12
Oct 20243,4713,47132,86532,4130$71.99$2.20
Sep 20243,0743,07433,00032,4010$70.24$2.28
Aug 20243,6973,69735,23935,0870$76.68$1.99
Jul 20244,2074,20739,22938,9990$81.80$2.07
Jun 20243,0393,03936,59836,4360$79.77$2.54
May 20243,9873,98745,42345,1590$80.02$2.12
Apr 20245,4385,43846,52346,5230$85.35$1.60
Mar 20245,9525,95254,89454,8940$81.28$1.49
Feb 20246,6996,69954,76954,7690$77.25$1.72
Jan 20246,4326,43252,88852,8880$74.15$3.18
Dec 20238,6988,69870,70370,7030$71.90$2.52
Nov 20239,6479,64778,53478,5340$77.69$2.71
Oct 202311,43711,43791,85291,8520$85.64$2.98
Sep 202312,63412,634100,245100,2450$89.43$2.64
Aug 202315,01315,013114,050114,0500$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 LLCFieldSugarkane (Eagle Ford)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

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Sugarkane (Eagle Ford) field

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