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Texas oil lease

Producing

DUKE RANCH -19-

Duke Ranch -19- is an oil lease in Goliad County, Texas, operated by T-C Oil Company, LLC in the Tejas (Frio 5200) field.

1 well

905bbl oil, since Jun 2026
Operator
T-C Oil Company, LLC
County
Goliad County
Field
Tejas (Frio 5200)
RRC lease
02-13215

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Where it sits

This county

Goliad CountyGoliadWilsonRefugioKarnesDe WittVictoriaBeeLive OakGoliad County
Goliad County
Gas, since Jun 2026
6,414 mcf
Oil in Jul 2026
414 bbl
First check

Production started June 2026; the first check is due by about October 28, 2026 (estimate).

When is my first royalty check due?

Production by month

Oil output over 2 reported months

  • Oil (bars)
  • Gas (line)
Oil output over 2 reported monthsMonthly oil production and gas for DUKE RANCH -19-, Jun 2026 to Jul 2026. Oil output over 2 reported months. Too few months reported to show a trend.bbl per monthmcf per month001001,0002002,0003003,0004004,0005005,000Oct 25Jan 26AprJul
Oil output over 2 reported monthsMonthly oil production and gas for DUKE RANCH -19-, Jun 2026 to Jul 2026. Oil output over 2 reported months. Too few months reported to show a trend.bbl per monthmcf per month001001,0002002,0003003,0004004,0005005,000Jan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

97% of the gas went to a transmission line in the 2 months reported

  • Transmission line (2)
  • Lease fuel (1)
97% of the gas went to a transmission line in the 2 months reportedShare of DUKE RANCH -19- gas by disposition code each month, Jun 2026 to Jul 2026. 97% of the gas went to a transmission line in the 2 months reported.Share of the lease’s gas by disposition code, per month0%50%100%Oct 25Jan 26AprJul
97% of the gas went to a transmission line in the 2 months reportedShare of DUKE RANCH -19- gas by disposition code each month, Jun 2026 to Jul 2026. 97% of the gas went to a transmission line in the 2 months reported.Share of gas by disposition code0%50%100%Jan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    97% · 6,212 mcf

  • Lease fuel (1)

    3.1% · 202 mcf

1 well on this lease

Wells on DUKE RANCH -19-
API numberWell no.Status
42-175-342811Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Gulfmark Energy, Inc.OilGathers100Jun 5, 2026
Kinder Morgan Texas Pipeline LLCCasinghead gasBuys100Jun 5, 2026
Kinder Morgan Texas Pipeline LLCCasinghead gasGathers100Jun 5, 2026

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

Who buys my oilOil price check

40 acres on the newest permit

Check your decimal on this lease
Permits for Duke Ranch -19-
API numberWell no.Acreson the permit
42-175-34281140

SourceRailroad Commission drilling permits, Oct 3, 2026 (source 1, source 2).

Unit decimal checker

Estimate your royalty

2 months, newest first

Ledger for DUKE RANCH -19-
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20264144683,8443,7390$80.46$2.89
Jun 20264913982,5702,4730$84.81$3.15

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

OperatorT-C Oil Company, LLCFieldTejas (Frio 5200)CountyGoliad County

T-C Oil Company, LLC in Goliad County

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Tejas (Frio 5200) field

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