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Texas oil lease

Producing

WINKLEMAN-DONOVAN 9B

Winkleman-Donovan 9B is an oil lease in Midland County, Texas, operated by Pioneer Natural Res. USA, Inc. in the Spraberry (Trend Area) field.

1 well

103,883bbl oil, since Mar 2026
RRC lease
08-64681

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Where it sits

This county

Midland CountyMidlandMartinAndrewsGlasscockHowardEctorMidland County
Midland County
Gas, since Mar 2026
202,951 mcf
Oil in Jul 2026
17,110 bbl

Production by month

Oil output over 5 reported months

  • Oil (bars)
  • Gas (line)
Oil output over 5 reported monthsMonthly oil production and gas for WINKLEMAN-DONOVAN 9B, Mar 2026 to Jul 2026. Oil output over 5 reported months. Too few months reported to show a trend.bbl per monthmcf per month0010k20k20k40k30k60k40k80kOct 25Jan 26AprJul
Oil output over 5 reported monthsMonthly oil production and gas for WINKLEMAN-DONOVAN 9B, Mar 2026 to Jul 2026. Oil output over 5 reported months. Too few months reported to show a trend.bbl per monthmcf per month0010k20k20k40k30k60k40k80kJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

98% of the gas went to a processing plant in the 5 months reported

Flaring peaked at 16.5% of the gas in Mar 2026.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
98% of the gas went to a processing plant in the 5 months reportedShare of WINKLEMAN-DONOVAN 9B gas by disposition code each month, Mar 2026 to Jul 2026. 98% of the gas went to a processing plant in the 5 months reported. Flaring peaked at 16.5% of the gas in Mar 2026.Share of the lease’s gas by disposition code, per month0%50%100%Flared 16.5%Oct 25Jan 26AprJul
98% of the gas went to a processing plant in the 5 months reportedShare of WINKLEMAN-DONOVAN 9B gas by disposition code each month, Mar 2026 to Jul 2026. 98% of the gas went to a processing plant in the 5 months reported. Flaring peaked at 16.5% of the gas in Mar 2026.Share of gas by disposition code0%50%100%Flared 16.5%Jan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    98% · 198,399 mcf

  • Flared (4)

    1.8% · 3,671 mcf

  • Lease fuel (1)

    0.4% · 881 mcf

1.8% of the gas flared in the 5 months reported. One month above 3%.

1 well on this lease

Wells on WINKLEMAN-DONOVAN 9B
API numberWell no.Status
42-329-47840102HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Medallion Operating Company, LLCOilGathers100Oct 27, 2025
Phillips 66 Dos Picos LLCCasinghead gasBuys100Oct 27, 2025
Phillips 66 Dos Picos LLCCasinghead gasGathers100Oct 27, 2025

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

638.10 acres on the newest permit

An allocation well is on this lease

Permits for Winkleman-Donovan 9B
API numberWell no.Acreson the permit
42-329-47840102H638.10

SourceRailroad Commission drilling permits, Sep 26, 2026 (source 1, source 2).

Estimate your royalty

5 months, newest first

Ledger for WINKLEMAN-DONOVAN 9B
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202617,11017,16057,40256,476734$80.46$2.89
Jun 202622,68722,72159,63758,515916$84.81$3.15
May 202627,26927,29140,46439,429861$102.13$2.94
Apr 202632,36932,24638,49838,20310$100.32$2.77
Mar 20264,4484,3956,9505,7761,150$91.38$3.04

Flared above 3%

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

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Nearby

Pioneer Natural Res. USA, Inc. in Midland County

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Spraberry (Trend Area) field

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Leases within 10 km

Drilling permits within 10 km