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Texas oil lease

Producing

TURNBULL UNIT C

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

1 well

2,240bbl oil, last 12 months+999% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Eagleville (Eagle Ford-2)
RRC lease
02-10653

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Gas, last 12 months
3,811 mcf
Oil in Jul 2026
19 bbl

Production by month

Oil output rose 3,456% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 3,456% over the last 12 monthsMonthly oil production and gas for TURNBULL UNIT C, Aug 2023 to Jul 2026. Oil output rose 3,456% over the last 12 months. 2,240 bbl in the 12 months through Jul 2026, against 63 bbl in the 12 months before.Last 12 months: 2,240 bblbbl per monthmcf per month002002504005006007508001,0001,0001,250Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 3,456% over the last 12 monthsMonthly oil production and gas for TURNBULL UNIT C, Aug 2023 to Jul 2026. Oil output rose 3,456% over the last 12 months. 2,240 bbl in the 12 months through Jul 2026, against 63 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002002504005006007508001,0001,0001,250Jan 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 7.6% 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 TURNBULL UNIT C 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 7.6% of the gas in Jan 2024.Share of the lease’s gas by disposition code, per month0%50%100%Mar 2024: fuel to plantFlared 7.6%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Mar 2024 the lease's gas goes to a processing plant instead of lease fuelShare of TURNBULL UNIT C 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 7.6% of the gas in Jan 2024.Share of gas by disposition code0%50%100%Mar 24: fuel to plantFlared 7.6%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    80% · 3,265 mcf

  • Lease fuel (1)

    19% · 773 mcf

  • Flared (4)

    0.7% · 30 mcf

0.7% of the gas flared in the last 12 months. 4 months above 3%.

1 well on this lease

Wells on TURNBULL UNIT C
API numberWell no.Status
42-255-325987HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Statewide Crude Inc.OilGathers50Jul 1, 2022–
Plains Pipeline L.p.OilGathers25Jul 1, 2022–
Reynolds Energy Transport LLCOilGathers25Jul 1, 2022–
Marathon Oil Ef LLCCasinghead gasBuys100Aug 1, 2012–
Marathon Oil Ef LLCCasinghead gasGathers100Aug 1, 2012–
Gulfmark Energy, Inc.OilGathers10Aug 1, 2012Jul 1, 2022
Statewide Crude Inc.OilGathers90Aug 1, 2012Jul 1, 2022

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

Who buys my oilOil price check

338.50 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 338.5 and 3,702.76 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 Turnbull Unit C
API numberWell no.Acreson the permit
42-255-325987H338.50
42-255-316683H3,702.76

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 TURNBULL UNIT C
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202619344203241$80.46$2.89
Jun 20264534648316592$84.81$3.15
May 20267747571,0238298$102.13$2.94
Apr 20263253157325882$100.32$2.77
Mar 20268920160$91.38$3.04
Feb 20261734430$64.51$3.62
Jan 202664462678162915$60.04$7.72
Dec 202500000$57.97$4.26
Nov 202500000$60.06$3.79
Oct 202500000$60.89$3.19
Sep 202500000$63.96$2.97
Aug 202501000$64.86$2.91
Jul 2025545331250$68.39$3.20
Jun 20259973580$68.17$3.02
May 202500000$62.17$3.12
Apr 202500000$63.54$3.42
Mar 202500000$68.24$4.12
Feb 202500000$71.53$4.19
Jan 202500000$75.74$4.13
Dec 202400000$70.12$3.01
Nov 202400000$69.95$2.12
Oct 202400000$71.99$2.20
Sep 202400000$70.24$2.28
Aug 202400000$76.68$1.99
Jul 202400000$81.80$2.07
Jun 202455110$79.77$2.54
May 20241213220$80.02$2.12
Apr 20241091101501312$85.35$1.60
Mar 202426126284740$81.28$1.49
Feb 2024225226505016$77.25$1.72
Jan 2024237236463035$74.15$3.18
Dec 2023177183294014$71.90$2.52
Nov 2023674668431133$77.69$2.71
Oct 202326426524708$85.64$2.98
Sep 202339439334911$89.43$2.64
Aug 2023370369434818$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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