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Texas oil lease

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MEDINA TRIAL UNIT

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

5 wells

19,069bbl oil, last 12 months−40% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Eagleville (Eagle Ford-2)
RRC lease
02-10003

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Gas, last 12 months
14,865 mcf
Oil in Jul 2026
1,478 bbl

Production by month

Oil output fell 40% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 40% over the last 12 monthsMonthly oil production and gas for MEDINA TRIAL UNIT, Aug 2023 to Jul 2026. Oil output fell 40% over the last 12 months. 19,069 bbl in the 12 months through Jul 2026, against 31,762 bbl in the 12 months before.Last 12 months: 19,069 bblbbl per monthmcf per month001,0002,0002,0004,0003,0006,0004,0008,0005,00010kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 40% over the last 12 monthsMonthly oil production and gas for MEDINA TRIAL UNIT, Aug 2023 to Jul 2026. Oil output fell 40% over the last 12 months. 19,069 bbl in the 12 months through Jul 2026, against 31,762 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,0002,0002,0004,0003,0006,0004,0008,0005,00010kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

81% of the gas went to a processing plant in the last 12 months

Flaring peaked at 8.6% of the gas in Feb 2024.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
81% of the gas went to a processing plant in the last 12 monthsShare of MEDINA TRIAL UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 81% of the gas went to a processing plant in the last 12 months. Flaring peaked at 8.6% of the gas in Feb 2024.Share of the lease’s gas by disposition code, per month0%50%100%Flared 8.6%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
81% of the gas went to a processing plant in the last 12 monthsShare of MEDINA TRIAL UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 81% of the gas went to a processing plant in the last 12 months. Flaring peaked at 8.6% of the gas in Feb 2024.Share of gas by disposition code0%50%100%Flared 8.6%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    81% · 11,968 mcf

  • Lease fuel (1)

    19% · 2,792 mcf

  • Flared (4)

    0.7% · 105 mcf

0.7% of the gas flared in the last 12 months. 11 months above 3%.

5 wells on this lease

Wells on MEDINA TRIAL UNIT
API numberWell no.Status
42-255-322421HActive
42-255-335322HActive
42-255-335333HActive
42-255-335344HActive
42-255-335365HActive

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 LLCOilGathers25Nov 1, 2021–
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 LLCOilGathers25Nov 1, 2021Jan 1, 2024
Harvest Midstream CompanyOilGathers25Nov 1, 2021Jan 1, 2024
Trafigura Trading LLCOilGathers25Nov 1, 2021Jan 1, 2024
Enterprise Crude Oil LLCOilGathers20Apr 9, 2012Nov 1, 2021
Genesis Crude Oil, L.p.OilGathers10Apr 9, 2012Nov 1, 2021
Gulfmark Energy, Inc.OilGathers35Apr 9, 2012Nov 1, 2021

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

Who buys my oilOil price check

341.89 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 341.53 and 341.89 acres. Use the acres from your own division order for the well you are paid on.

  • 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 Medina Trial Unit
API numberWell no.Acreson the permit
42-255-335365H341.89
42-255-335322H341.89
42-255-335333H341.89
42-255-335344H341.89
42-255-322421H341.53

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 MEDINA TRIAL UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261,4781,4781,0988864$80.46$2.89
Jun 20261,7301,7259727885$84.81$3.15
May 20261,3811,3834703769$102.13$2.94
Apr 20269719773532758$100.32$2.77
Mar 20261,9171,90671856410$91.38$3.04
Feb 20261,3081,3125674507$64.51$3.62
Jan 20261,7401,7356234977$60.04$7.72
Dec 20251,1311,1264333484$57.97$4.26
Nov 20251,2101,2177095812$60.06$3.79
Oct 20252,3702,3801,3661,1278$60.89$3.19
Sep 20252,4322,4243,9353,19713$63.96$2.97
Aug 20251,4011,4113,6212,87928$64.86$2.91
Jul 20252,4322,4244,0303,16323$68.39$3.20
Jun 20252,1692,1682,4541,94112$68.17$3.02
May 20252,5062,5103,1392,51710$62.17$3.12
Apr 20251,5741,5743,1792,54716$63.54$3.42
Mar 20252,9742,9722,8392,27610$68.24$4.12
Feb 20251,8371,8331,5121,2147$71.53$4.19
Jan 20251,9721,9772,2751,82913$75.74$4.13
Dec 20242,8372,8322,0721,6935$70.12$3.01
Nov 20242,8812,8812,0521,7105$69.95$2.12
Oct 20243,1553,1642,5362,1159$71.99$2.20
Sep 20243,7703,7702,8862,4305$70.24$2.28
Aug 20243,6553,6625,0084,16717$76.68$1.99
Jul 20243,3553,3576,0224,387259$81.80$2.07
Jun 20243,5343,5255,7664,281393$79.77$2.54
May 20242,3002,2932,0341,616120$80.02$2.12
Apr 20241,9701,9803,1862,471246$85.35$1.60
Mar 20242,7612,7701,10988344$81.28$1.49
Feb 20243,2023,1933,8662,266332$77.25$1.72
Jan 20242,1882,1992,2591,718116$74.15$3.18
Dec 20233,5373,5273,7072,265180$71.90$2.52
Nov 20233,2263,2344,6383,178260$77.69$2.71
Oct 20234,4204,4256,9674,661316$85.64$2.98
Sep 20234,6594,6659,4056,943406$89.43$2.64
Aug 20234,6104,6019,5257,638250$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 LLCFieldEagleville (Eagle Ford-2)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

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Eagleville (Eagle Ford-2) field

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