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Texas oil lease

Producing

FORISTER 541 UNIT B

Forister 541 Unit B is an oil lease in Karnes County, Texas, operated by Marathon Oil Ef LLC in the Eagleville (Eagle Ford-2) field.

5 wells

67,027bbl oil, last 12 months−28% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Eagleville (Eagle Ford-2)
RRC lease
02-09879

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Gas, last 12 months
106,816 mcf
Oil in Jul 2026
5,377 bbl

Production by month

Oil output fell 28% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 28% over the last 12 monthsMonthly oil production and gas for FORISTER 541 UNIT B, Aug 2023 to Jul 2026. Oil output fell 28% over the last 12 months. 67,027 bbl in the 12 months through Jul 2026, against 93,492 bbl in the 12 months before.Last 12 months: 67,027 bblbbl per monthmcf per month005,0005,00010k10k15k15k20k20k25k25kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 28% over the last 12 monthsMonthly oil production and gas for FORISTER 541 UNIT B, Aug 2023 to Jul 2026. Oil output fell 28% over the last 12 months. 67,027 bbl in the 12 months through Jul 2026, against 93,492 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month005,0005,00010k10k15k15k20k20k25k25kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

72% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
72% of the gas went to a processing plant in the last 12 monthsShare of FORISTER 541 UNIT B gas by disposition code each month, Aug 2023 to Jul 2026. 72% 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
72% of the gas went to a processing plant in the last 12 monthsShare of FORISTER 541 UNIT B gas by disposition code each month, Aug 2023 to Jul 2026. 72% 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)

    72% · 76,459 mcf

  • Lease fuel (1)

    27% · 29,020 mcf

  • Flared (4)

    1.3% · 1,337 mcf

1.3% of the gas flared in the last 12 months. No month above 3%.

5 wells on this lease

Wells on FORISTER 541 UNIT B
API numberWell no.Status
42-255-321581HActive
42-255-371862HActive
42-255-371873HActive
42-255-371884HActive
42-255-371895HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Endeavor Crude, LLCOilGathers25Jan 1, 2024–
Enterprise Crude Oil LLCOilGathers25Jan 1, 2024–
Genesis Crude Oil, L.p.OilGathers25Jan 1, 2024–
Statewide Crude Inc.OilGathers25Jan 1, 2024–
Marathon Oil Ef LLCCasinghead gasBuys100Nov 1, 2021–
Marathon Oil Ef LLCCasinghead gasGathers100Nov 1, 2021–
Dks Transport LLCOilGathers20Jul 1, 2022Jan 1, 2024
Enterprise Crude Oil LLCOilGathers20Jul 1, 2022Jan 1, 2024
Harvest Midstream CompanyOilGathers20Jul 1, 2022Jan 1, 2024
Reynolds Energy Transport LLCOilGathers20Jul 1, 2022Jan 1, 2024
Trafigura Trading LLCOilGathers20Jul 1, 2022Jan 1, 2024
Dks Transport LLCOilGathers25Nov 1, 2021Jul 1, 2022

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

Who buys my oilOil price check

360 acres on the newest permit

Check your decimal on this lease
Permits for Forister 541 Unit B
API numberWell no.Acreson the permit
42-255-371862H360
42-255-371873H360
42-255-371884H360
42-255-371895H360
42-255-321581H360

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 FORISTER 541 UNIT B
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20265,3775,4126,9574,00879$80.46$2.89
Jun 20265,5115,5017,4404,83095$84.81$3.15
May 20265,3285,3014,4802,72255$102.13$2.94
Apr 20264,4594,4615,7333,90459$100.32$2.77
Mar 20265,3875,3827,2184,973124$91.38$3.04
Feb 20264,8544,87811,1507,863195$64.51$3.62
Jan 20266,0336,0069,3606,834225$60.04$7.72
Dec 20256,3206,3239,7007,320105$57.97$4.26
Nov 20255,7205,7208,7656,568102$60.06$3.79
Oct 20255,5145,50010,2957,67173$60.89$3.19
Sep 20256,0396,04411,7918,97251$63.96$2.97
Aug 20256,4856,52013,92710,794174$64.86$2.91
Jul 20256,7326,70414,57411,136140$68.39$3.20
Jun 20256,2846,28713,61310,350125$68.17$3.02
May 20257,3307,45415,51211,935143$62.17$3.12
Apr 20257,6187,50716,62712,892157$63.54$3.42
Mar 20259,3909,35914,56810,99790$68.24$4.12
Feb 20255,2285,25412,2359,27989$71.53$4.19
Jan 20257,8717,86012,2979,296101$75.74$4.13
Dec 20248,2218,21011,0278,56559$70.12$3.01
Nov 20248,4608,45512,72610,11164$69.95$2.12
Oct 20249,0289,03514,49611,62687$71.99$2.20
Sep 20248,4988,49212,4919,94486$70.24$2.28
Aug 20248,8328,82215,12512,059111$76.68$1.99
Jul 20248,7298,72515,96013,014118$81.80$2.07
Jun 20249,6299,64217,98015,028105$79.77$2.54
May 202410,36310,37323,30119,819121$80.02$2.12
Apr 202411,26211,24723,15119,399270$85.35$1.60
Mar 202410,24110,24912,83510,95057$81.28$1.49
Feb 202412,21912,21512,1919,936121$77.25$1.72
Jan 20245,9345,9278,3347,10958$74.15$3.18
Dec 202313,77713,76618,38615,81191$71.90$2.52
Nov 202311,91511,92015,37513,00993$77.69$2.71
Oct 202313,62213,61118,97016,50954$85.64$2.98
Sep 202312,20212,22317,72915,36150$89.43$2.64
Aug 20239,6199,67016,92114,96451$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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This lease belongs to

OperatorMarathon Oil Ef LLCFieldEagleville (Eagle Ford-2)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

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