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Texas oil lease

Producing

BROOK A-4B

Brook A-4B is an oil lease in Upton County, Texas, operated by Pioneer Natural Res. USA, Inc. in the Spraberry (Trend Area) field.

1 well

10,884bbl oil, last 12 months−30% vs prior year
Operator
Pioneer Natural Res. USA, Inc.
County
Upton County
Field
Spraberry (Trend Area)
RRC lease
7C-21516

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Where it sits

This county

Upton CountyUptonMidlandCraneGlasscockReaganEctorUpton County
Upton County
Gas, last 12 months
91,981 mcf
Oil in Jul 2026
1,025 bbl

Production by month

Oil output fell 30% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 30% over the last 12 monthsMonthly oil production and gas for BROOK A-4B, Aug 2023 to Jul 2026. Oil output fell 30% over the last 12 months. 10,884 bbl in the 12 months through Jul 2026, against 15,602 bbl in the 12 months before.Last 12 months: 10,884 bblbbl per monthmcf per month001,00010k2,00020k3,00030k4,00040kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 30% over the last 12 monthsMonthly oil production and gas for BROOK A-4B, Aug 2023 to Jul 2026. Oil output fell 30% over the last 12 months. 10,884 bbl in the 12 months through Jul 2026, against 15,602 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,00010k2,00020k3,00030k4,00040kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

94% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
94% of the gas went to a processing plant in the last 12 monthsShare of BROOK A-4B gas by disposition code each month, Aug 2023 to Jul 2026. 94% 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
94% of the gas went to a processing plant in the last 12 monthsShare of BROOK A-4B gas by disposition code each month, Aug 2023 to Jul 2026. 94% 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)

    94% · 86,293 mcf

  • Lease fuel (1)

    6.1% · 5,605 mcf

  • Flared (4)

    0.1% · 83 mcf

0.1% of the gas flared in the last 12 months. No month above 3%.

1 well on this lease

Wells on BROOK A-4B
API numberWell no.Status
42-461-416702HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Plains Marketing, L.p.OilGathers80Sep 25, 2021
Plains Pipeline L.p.OilGathers20Sep 25, 2021
Targa Pl Mid-Cont Westtex LLCCasinghead gasBuys100Sep 25, 2021
Targa Pl Mid-Cont Westtex LLCCasinghead gasGathers100Sep 25, 2021

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

Who buys my oilOil price check

1,907 acres on the newest permit

An allocation well is on this lease

Permits for Brook A-4B
API numberWell no.Acreson the permit
42-461-416702H1,907

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for BROOK A-4B
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261,0251,0269,1108,5250$80.46$2.89
Jun 20261,0531,05112,96712,1740$84.81$3.15
May 20268308347,2036,7300$102.13$2.94
Apr 20264454435,8435,26929$100.32$2.77
Mar 20268758718,9428,4280$91.38$3.04
Feb 20268498506,2755,9380$64.51$3.62
Jan 20268138156,1985,8094$60.04$7.72
Dec 20251,1731,1746,8696,4900$57.97$4.26
Nov 20251,0581,0596,1695,8290$60.06$3.79
Oct 20258598588,1677,6780$60.89$3.19
Sep 20259269237,9467,5180$63.96$2.97
Aug 20259789786,2925,90550$64.86$2.91
Jul 20251,0171,0189,0538,5730$68.39$3.20
Jun 20259059038,4818,0300$68.17$3.02
May 20256666678,8578,3730$62.17$3.12
Apr 202566967011,39610,7520$63.54$3.42
Mar 20251,0891,09615,14114,3170$68.24$4.12
Feb 20251,2571,25815,64914,8170$71.53$4.19
Jan 20251,6491,64722,55221,4263$75.74$4.13
Dec 20241,6901,69322,12720,94153$70.12$3.01
Nov 20241,6291,63120,69319,61519$69.95$2.12
Oct 20241,7301,72624,44323,1370$71.99$2.20
Sep 20241,6211,62919,32418,2710$70.24$2.28
Aug 20241,6801,67519,48218,217235$76.68$1.99
Jul 20241,9881,98521,91520,8761$81.80$2.07
Jun 20241,8831,88615,98215,26929$79.77$2.54
May 20242,0972,09716,03715,34915$80.02$2.12
Apr 20242,2342,22814,67714,05915$85.35$1.60
Mar 20242,1392,13615,66215,0340$81.28$1.49
Feb 20241,9942,0049,2518,8850$77.25$1.72
Jan 20242,6862,6778,6358,2813$74.15$3.18
Dec 20231,6721,6744,1283,9560$71.90$2.52
Nov 20231,4521,4451,8431,7631$77.69$2.71
Oct 20238438555,0004,7550$85.64$2.98
Sep 20232,4152,41919,05118,14120$89.43$2.64
Aug 20233,3363,34831,09829,6020$81.39$2.58

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

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Nearby

This lease belongs to

OperatorPioneer Natural Res. USA, Inc.FieldSpraberry (Trend Area)CountyUpton County

Pioneer Natural Res. USA, Inc. in Upton County

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Spraberry (Trend Area) field

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