Skip to content
Royalty Clerk

Texas gas well

Producing

JANSSEN - OETKEN 01 D

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

1 well

148,450mcf gas, last 12 months−46% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-294829

Is your check right?

Check my statement

Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Oil, last 12 months
8,536 bbl
Gas in Jul 2026
9,683 mcf

Production by month

Gas output fell 46% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 46% over the last 12 monthsMonthly gas production and oil for JANSSEN - OETKEN 01 D, Aug 2023 to Jul 2026. Gas output fell 46% over the last 12 months. 148,450 mcf in the 12 months through Jul 2026, against 274,128 mcf in the 12 months before.Last 12 months: 148,450 mcfmcf per monthbbl per month0050k2,500100k5,000150k7,500200k10k250k12.5kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 46% over the last 12 monthsMonthly gas production and oil for JANSSEN - OETKEN 01 D, Aug 2023 to Jul 2026. Gas output fell 46% over the last 12 months. 148,450 mcf in the 12 months through Jul 2026, against 274,128 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month0050k2,500100k5,000150k7,500200k10k250k12.5kJan 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 D 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 D 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% · 145,164 mcf

  • Lease fuel (1)

    2.2% · 3,286 mcf

1 well on this lease

Wells on JANSSEN - OETKEN 01 D
API numberWell no.Status
42-255-3759704HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Enterprise Crude Oil LLCCondensateGathers50Dec 11, 2022
Enterprise Crude Pipeline LLCCondensateGathers50Dec 11, 2022
Marathon Oil Ef LLCGas-well gasBuys100Dec 11, 2022
Marathon Oil Ef LLCGas-well gasGathers100Dec 11, 2022

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 D
API numberWell no.Acreson the permit
42-255-3759704H694.23

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 D
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202682829,6839,4070$80.46$2.89
Jun 202639939910,1359,8130$84.81$3.15
May 202654754711,52111,5210$102.13$2.94
Apr 202642542511,27410,9410$100.32$2.77
Mar 202650350312,03611,6860$91.38$3.04
Feb 202673473411,14610,8470$64.51$3.62
Jan 202662762711,01310,7580$60.04$7.72
Dec 202542842811,40411,1340$57.97$4.26
Nov 20254904908,8098,6230$60.06$3.79
Oct 20251,1881,18815,75515,4270$60.89$3.19
Sep 20251,4631,46318,79618,4190$63.96$2.97
Aug 20251,6501,65016,87816,5880$64.86$2.91
Jul 202594594517,66716,9750$68.39$3.20
Jun 20251,4221,42219,25718,5280$68.17$3.02
May 20251,2751,27519,16518,5760$62.17$3.12
Apr 202593793718,93818,4190$63.54$3.42
Mar 202546746718,21317,7610$68.24$4.12
Feb 202580580514,98514,6600$71.53$4.19
Jan 20251,0631,06325,16124,5260$75.74$4.13
Dec 20241,2261,22626,23625,5890$70.12$3.01
Nov 20241,2721,27226,93826,3980$69.95$2.12
Oct 20241,6641,66430,60130,1800$71.99$2.20
Sep 20241,1521,15226,43125,9510$70.24$2.28
Aug 20241,6611,66130,53630,4040$76.68$1.99
Jul 20241,9431,94337,49637,2760$81.80$2.07
Jun 20242,1182,11842,05441,8670$79.77$2.54
May 20241,9861,98631,82931,6440$80.02$2.12
Apr 20246086082,5792,5790$85.35$1.60
Mar 20241,6031,60322,44422,4440$81.28$1.49
Feb 20243,2543,25443,94243,9420$77.25$1.72
Jan 20244,8194,81955,91155,9110$74.15$3.18
Dec 20235,0725,07263,53763,5370$71.90$2.52
Nov 20235,3205,32075,52075,5200$77.69$2.71
Oct 20236,7466,74691,47291,4720$85.64$2.98
Sep 20237,9147,914103,461103,4610$89.43$2.64
Aug 202310,60110,601125,825125,8250$81.39$2.58

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

How to check your stub against this lease Checks stopped on this lease? See the likely reasons

Do your checks match this lease?

Check my statement

Nearby

This lease belongs to

OperatorMarathon Oil Ef LLCFieldSugarkane (Eagle Ford)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

All Marathon Oil Ef LLC leases →

Sugarkane (Eagle Ford) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km