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CALVERLEY 26

Calverley 26 is an oil lease in Glasscock County, Texas, operated by Pioneer Natural Res. USA, Inc. in the Spraberry (Trend Area) field.

4 wells

1,714bbl oil, last 12 months−67% vs prior year
Operator
Pioneer Natural Res. USA, Inc.
County
Glasscock County
Field
Spraberry (Trend Area)
RRC lease
08-23456

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Where it sits

This county

Glasscock CountyGlasscockMitchellMartinSterlingMidlandHowardGlasscock County
Glasscock County
Gas, last 12 months
6,282 mcf
Oil in Jul 2026
0 bbl

Checks stopped on this lease?

  • Sales

    No sales reported for the last 5 months of state data (through Jul 2026).

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

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Production by month

Oil output fell 67% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 67% over the last 12 monthsMonthly oil production and gas for CALVERLEY 26, Aug 2023 to Jul 2026. Oil output fell 67% over the last 12 months. 1,714 bbl in the 12 months through Jul 2026, against 5,138 bbl in the 12 months before.Last 12 months: 1,714 bblbbl per monthmcf per month002501,0005002,0007503,0001,0004,0001,2505,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 67% over the last 12 monthsMonthly oil production and gas for CALVERLEY 26, Aug 2023 to Jul 2026. Oil output fell 67% over the last 12 months. 1,714 bbl in the 12 months through Jul 2026, against 5,138 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002501,0005002,0007503,0001,0004,0001,2505,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

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

All of the gas went to a processing plant in the last 12 monthsShare of CALVERLEY 26 gas by disposition code each month, Aug 2023 to Jul 2026. All 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
All of the gas went to a processing plant in the last 12 monthsShare of CALVERLEY 26 gas by disposition code each month, Aug 2023 to Jul 2026. All 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.

Who has run this lease

The operator changed once, most recently in Jun 2021

Operators of this lease over timeDe3 Operating LLC, Jan 2020 to May 2021; Pioneer Natural Res. USA, Inc., Jun 2021 to Jul 20262020202120222023202420252026Changed Jun 2021De3 Operating LLCJan 2020 to May 2021Pioneer Natural Res. USA, Inc.Jun 2021 to now
Operators of this lease over timeDe3 Operating LLC, Jan 2020 to May 2021; Pioneer Natural Res. USA, Inc., Jun 2021 to Jul 20262020202120222023202420252026Changed Jun 2021De3 Operating LLCJan 2020 to May 2021Pioneer Natural Res. USA, Inc.Jun 2021 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

4 wells on this lease

Wells on CALVERLEY 26
API numberWell no.Status
42-173-301271Shut-in
42-173-301972Active
42-173-366831AActive
42-173-369302AShut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Rio Energy International, Inc.OilGathers100Sep 1, 2025–
Targa Pl Mid-Cont Westtex LLCCasinghead gasBuys100Nov 1, 2015–
Targa Pl Mid-Cont Westtex LLCCasinghead gasGathers100Oct 1, 2015–
Plains Marketing, L.p.OilGathers100May 1, 2022Sep 1, 2025
Enterprise Crude Oil LLCOilGathers100May 1, 2020May 1, 2022
Enlink Crude Purchasing LLCOilGathers100Feb 1, 2019May 1, 2020
Lpc Crude Oil Marketing LLCOilGathers100Jul 1, 2015Feb 1, 2019

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

Who buys my oilOil price check

280.10 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 160 and 280.1 acres. Use the acres from your own division order for the well you are paid on.

Check your decimal on this lease
Permits for Calverley 26
API numberWell no.Acreson the permit
42-173-369302A280.10
42-173-366831A160
42-173-301271–
42-173-301972–

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

Unit decimal checker

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36 months, newest first

Ledger for CALVERLEY 26
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Pioneer Natural00000$80.46$2.89
Jun 2026Pioneer Natural00000$84.81$3.15
May 2026Pioneer Natural00000$102.13$2.94
Apr 2026Pioneer Natural0098980$100.32$2.77
Mar 2026Pioneer Natural1808318310$91.38$3.04
Feb 2026Pioneer Natural1501,1029139130$64.51$3.62
Jan 2026Pioneer Natural61301,4431,4430$60.04$7.72
Dec 2025Pioneer Natural3623791,1981,1980$57.97$4.26
Nov 2025Pioneer Natural102692690$60.06$3.79
Oct 2025Pioneer Natural00000$60.89$3.19
Sep 2025Pioneer Natural2043577067060$63.96$2.97
Aug 2025Pioneer Natural36608248240$64.86$2.91
Jul 2025Pioneer Natural1383564714710$68.39$3.20
Jun 2025Pioneer Natural36103713710$68.17$3.02
May 2025Pioneer Natural00000$62.17$3.12
Apr 2025Pioneer Natural2157367217210$63.54$3.42
Mar 2025Pioneer Natural34401,0451,0450$68.24$4.12
Feb 2025Pioneer Natural3593631,0451,0450$71.53$4.19
Jan 2025Pioneer Natural2553661,2661,2660$75.74$4.13
Dec 2024Pioneer Natural7031,0852,5402,5400$70.12$3.01
Nov 2024Pioneer Natural7827252,1892,1890$69.95$2.12
Oct 2024Pioneer Natural7217142,1232,1230$71.99$2.20
Sep 2024Pioneer Natural6573621,7981,7980$70.24$2.28
Aug 2024Pioneer Natural6033611,6961,6960$76.68$1.99
Jul 2024Pioneer Natural6511,0881,9551,9550$81.80$2.07
Jun 2024Pioneer Natural7067251,9971,9970$79.77$2.54
May 2024Pioneer Natural6987191,4441,4440$80.02$2.12
Apr 2024Pioneer Natural8597201,8311,8310$85.35$1.60
Mar 2024Pioneer Natural1,1981,0831,3551,3550$81.28$1.49
Feb 2024Pioneer Natural5217295355350$77.25$1.72
Jan 2024Pioneer Natural4645352,2322,2320$74.15$3.18
Dec 2023Pioneer Natural1,1759092,6712,6710$71.90$2.52
Nov 2023Pioneer Natural3819051,2421,2420$77.69$2.71
Oct 2023Pioneer Natural46308828820$85.64$2.98
Sep 2023Pioneer Natural35504054050$89.43$2.64
Aug 2023Pioneer Natural260000$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.FieldSpraberry (Trend Area)CountyGlasscock County

Pioneer Natural Res. USA, Inc. in Glasscock County

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Spraberry (Trend Area) field

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