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Texas oil lease

Producing

GRAND SLAM

Grand Slam is an oil lease in Glasscock County, Texas, operated by Pioneer Natural Res. USA, Inc. in the Dewey Lake, S. (Strawn) field.

2 wells

863bbl oil, last 12 months+11% vs prior year
Operator
Pioneer Natural Res. USA, Inc.
County
Glasscock County
Field
Dewey Lake, S. (Strawn)
RRC lease
08-29304

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Where it sits

This county

Glasscock CountyGlasscockMitchellMartinSterlingMidlandHowardGlasscock County
Glasscock County
Gas, last 12 months
8,205 mcf
Oil in Jul 2026
0 bbl

Checks stopped on this lease?

  • Sales

    No sales reported for the last 4 months of state data (through Jul 2026).

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

See why checks stop on this lease

Production by month

Oil output rose 11% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 11% over the last 12 monthsMonthly oil production and gas for GRAND SLAM, Aug 2023 to Jul 2026. Oil output rose 11% over the last 12 months. 863 bbl in the 12 months through Jul 2026, against 779 bbl in the 12 months before.Last 12 months: 863 bblbbl per monthmcf per month00502501005001507502001,0002501,250Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 11% over the last 12 monthsMonthly oil production and gas for GRAND SLAM, Aug 2023 to Jul 2026. Oil output rose 11% over the last 12 months. 863 bbl in the 12 months through Jul 2026, against 779 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month00502501005001507502001,0002501,250Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

90% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
90% of the gas went to a processing plant in the last 12 monthsShare of GRAND SLAM gas by disposition code each month, Aug 2023 to Jul 2026. 90% of the gas went to a processing plant in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
90% of the gas went to a processing plant in the last 12 monthsShare of GRAND SLAM gas by disposition code each month, Aug 2023 to Jul 2026. 90% of the gas went to a processing plant in the last 12 months.Share of gas by disposition code0%50%100%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    90% · 8,070 mcf

  • Lease fuel (1)

    10% · 928 mcf

Who has run this lease

The operator changed once, most recently in Feb 2021

Operators of this lease over timeParsley Energy Operations, LLC, Jan 2020 to Jan 2021; Pioneer Natural Res. USA, Inc., Feb 2021 to Jul 20262020202120222023202420252026Changed Feb 2021Parsley Energy Operations, LLCJan 2020 to Jan 2021Pioneer Natural Res. USA, Inc.Feb 2021 to now
Operators of this lease over timeParsley Energy Operations, LLC, Jan 2020 to Jan 2021; Pioneer Natural Res. USA, Inc., Feb 2021 to Jul 20262020202120222023202420252026Changed Feb 2021Parsley Energy Operations, LLCJan 2020 to Jan 2021Pioneer Natural Res. USA, Inc.Feb 2021 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

2 wells on this lease

Wells on GRAND SLAM
API numberWell no.Status
42-173-316252Active
42-173-317463Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Ngl Crude Assets and Mktg, LLCOilGathers100Jul 21, 2025–
Dcp Operating Company, LPCasinghead gasBuys100Apr 1, 2017–
Dcp Operating Company, LPCasinghead gasGathers100Apr 1, 2017–
Ngl Crude Logistics, LLCOilGathers100Jun 1, 2021Jul 21, 2025
Eastex Crude CompanyOilGathers100May 1, 2012Jun 1, 2021

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

Who buys my oilOil price check

160 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 160 and 320 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 Grand Slam
API numberWell no.Acreson the permit
42-173-317463160
42-173-316252320

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for GRAND SLAM
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Pioneer Natural00000$80.46$2.89
Jun 2026Pioneer Natural3304383620$84.81$3.15
May 2026Pioneer Natural3403443440$102.13$2.94
Apr 2026Pioneer Natural3105134290$100.32$2.77
Mar 2026Pioneer Natural981939408530$91.38$3.04
Feb 2026Pioneer Natural11008757970$64.51$3.62
Jan 2026Pioneer Natural12206575700$60.04$7.72
Dec 2025Pioneer Natural881929188310$57.97$4.26
Nov 2025Pioneer Natural683468457610$60.06$3.79
Oct 2025Pioneer Natural10709788910$60.89$3.19
Sep 2025Pioneer Natural13909168320$63.96$2.97
Aug 2025Pioneer Natural3307816940$64.86$2.91
Jul 2025Pioneer Natural007937060$68.39$3.20
Jun 2025Pioneer Natural207836990$68.17$3.02
May 2025Pioneer Natural7807967090$62.17$3.12
Apr 2025Pioneer Natural731857646800$63.54$3.42
Mar 2025Pioneer Natural12607586710$68.24$4.12
Feb 2025Pioneer Natural313227026240$71.53$4.19
Jan 2025Pioneer Natural9907616740$75.74$4.13
Dec 2024Pioneer Natural8307997120$70.12$3.01
Nov 2024Pioneer Natural8407716870$69.95$2.12
Oct 2024Pioneer Natural613338147270$71.99$2.20
Sep 2024Pioneer Natural7105174330$70.24$2.28
Aug 2024Pioneer Natural7104853980$76.68$1.99
Jul 2024Pioneer Natural7108487610$81.80$2.07
Jun 2024Pioneer Natural453208427580$79.77$2.54
May 2024Pioneer Natural8909118240$80.02$2.12
Apr 2024Pioneer Natural9409808960$85.35$1.60
Mar 2024Pioneer Natural11501,1511,0640$81.28$1.49
Feb 2024Pioneer Natural1383521,2441,2020$77.25$1.72
Jan 2024Pioneer Natural10906006000$74.15$3.18
Dec 2023Pioneer Natural00000$71.90$2.52
Nov 2023Pioneer Natural120176920$77.69$2.71
Oct 2023Pioneer Natural461792151280$85.64$2.98
Sep 2023Pioneer Natural3403782940$89.43$2.64
Aug 2023Pioneer Natural704763890$81.39$2.58

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

OperatorPioneer Natural Res. USA, Inc.FieldDewey Lake, S. (Strawn)CountyGlasscock County

Pioneer Natural Res. USA, Inc. in Glasscock County

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Dewey Lake, S. (Strawn) field

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