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Texas oil lease

Producing

BLUE DUCK EF EAST

Blue Duck Ef East is an oil lease in Lee County, Texas, operated by Sage Natural Resources LLC in the Giddings (Eagleford) field.

1 well

52,932bbl oil, since Apr 2026
Operator
Sage Natural Resources LLC
County
Lee County
Field
Giddings (Eagleford)
RRC lease
03-28315

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Where it sits

This county

Lee CountyLeeWilliamsonBastropWashingtonBrazosBurlesonAustinMilamLee County
Lee County
Gas, since Apr 2026
12,715 mcf
Oil in Jul 2026
15,083 bbl
First check

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

When is my first royalty check due?

Production by month

Oil output over 4 reported months

  • Oil (bars)
  • Gas (line)
Oil output over 4 reported monthsMonthly oil production and gas for BLUE DUCK EF EAST, Apr 2026 to Jul 2026. Oil output over 4 reported months. Too few months reported to show a trend.bbl per monthmcf per month005,0002,00010k4,00015k6,00020k8,00025k10kOct 25Jan 26AprJul
Oil output over 4 reported monthsMonthly oil production and gas for BLUE DUCK EF EAST, Apr 2026 to Jul 2026. Oil output over 4 reported months. Too few months reported to show a trend.bbl per monthmcf per month005,0002,00010k4,00015k6,00020k8,00025k10kJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Jul 2026 the lease's gas goes to a transmission line instead of a processing plant

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
Since Jul 2026 the lease's gas goes to a transmission line instead of a processing plantShare of BLUE DUCK EF EAST gas by disposition code each month, Apr 2026 to Jul 2026. Since Jul 2026 the lease's gas goes to a transmission line instead of a processing plant.Share of the lease’s gas by disposition code, per month0%50%100%Jul 2026: plant to lineOct 25Jan 26AprJul
Since Jul 2026 the lease's gas goes to a transmission line instead of a processing plantShare of BLUE DUCK EF EAST gas by disposition code each month, Apr 2026 to Jul 2026. Since Jul 2026 the lease's gas goes to a transmission line instead of a processing plant.Share of gas by disposition code0%50%100%Jul 26: plant to lineJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    73% · 9,289 mcf

  • Transmission line (2)

    26% · 3,329 mcf

  • Lease fuel (1)

    0.8% · 97 mcf

1 well on this lease

Wells on BLUE DUCK EF EAST
API numberWell no.Status
42-287-328111HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Gulfmark Energy, Inc.OilGathers100Mar 15, 2026
Dcp Intrastate Network, LLCCasinghead gasBuys100Mar 15, 2026
Dcp Intrastate Network, LLCCasinghead gasGathers100Mar 15, 2026

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

Who buys my oilOil price check

637.03 acres on the newest permit

Check your decimal on this lease
Permits for Blue Duck Ef East
API numberWell no.Acreson the permit
42-287-328111H637.03

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

Unit decimal checker

Estimate your royalty

4 months, newest first

Ledger for BLUE DUCK EF EAST
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202615,08314,1383,3293,3290$80.46$2.89
Jun 202615,51115,9713,6253,6220$84.81$3.15
May 202622,10121,8295,6945,6000$102.13$2.94
Apr 2026237067670$100.32$2.77

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

OperatorSage Natural Resources LLCFieldGiddings (Eagleford)CountyLee County

Sage Natural Resources LLC in Lee County

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Giddings (Eagleford) field

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