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Texas oil lease

Producing

BROOK A-4C

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

1 well

8,717bbl oil, last 12 months−26% vs prior year
RRC lease
7C-21517

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Where it sits

This county

Upton CountyUptonMidlandCraneGlasscockReaganEctorUpton County
Upton County
Gas, last 12 months
357,246 mcf
Oil in Jul 2026
716 bbl

Production by month

Oil output fell 26% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 26% over the last 12 monthsMonthly oil production and gas for BROOK A-4C, Aug 2023 to Jul 2026. Oil output fell 26% over the last 12 months. 8,717 bbl in the 12 months through Jul 2026, against 11,777 bbl in the 12 months before.Last 12 months: 8,717 bblbbl per monthmcf per month001,00020k2,00040k3,00060k4,00080kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 26% over the last 12 monthsMonthly oil production and gas for BROOK A-4C, Aug 2023 to Jul 2026. Oil output fell 26% over the last 12 months. 8,717 bbl in the 12 months through Jul 2026, against 11,777 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,00020k2,00040k3,00060k4,00080kJan 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-4C 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-4C 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% · 334,591 mcf

  • Lease fuel (1)

    6.2% · 22,270 mcf

  • Flared (4)

    0.1% · 385 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-4C
API numberWell no.Status
42-461-416713HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Plains Marketing, L.p.OilGathers80Aug 28, 2021
Plains Pipeline L.p.OilGathers20Aug 28, 2021
Targa Pl Mid-Cont Westtex LLCCasinghead gasBuys100Aug 28, 2021
Targa Pl Mid-Cont Westtex LLCCasinghead gasGathers100Aug 28, 2021

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

1,907 acres on the newest permit

An allocation well is on this lease

Permits for Brook A-4C
API numberWell no.Acreson the permit
42-461-416713H1,907

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

Estimate your royalty

36 months, newest first

Ledger for BROOK A-4C
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202671671834,74932,4780$80.46$2.89
Jun 202688087933,47331,3910$84.81$3.15
May 202670170434,29931,9960$102.13$2.94
Apr 202635735623,83121,466119$100.32$2.77
Mar 202672071734,50532,4691$91.38$3.04
Feb 202679379428,20726,6240$64.51$3.62
Jan 202680880827,55725,77920$60.04$7.72
Dec 202599499330,21628,4970$57.97$4.26
Nov 202566666922,64021,3590$60.06$3.79
Oct 202571271126,77825,1420$60.89$3.19
Sep 202566165830,80429,1140$63.96$2.97
Aug 202570971130,18728,276245$64.86$2.91
Jul 202597297532,37530,6380$68.39$3.20
Jun 20251,1151,11434,38632,5360$68.17$3.02
May 202596096335,72033,7480$62.17$3.12
Apr 20251,0831,07729,17027,5130$63.54$3.42
Mar 202587087332,20730,4310$68.24$4.12
Feb 202577577631,54829,8490$71.53$4.19
Jan 20251,0711,06937,41735,5306$75.74$4.13
Dec 202496096337,44535,41291$70.12$3.01
Nov 20241,0411,04236,53034,60236$69.95$2.12
Oct 20241,1121,10837,67135,6480$71.99$2.20
Sep 202492592935,00333,0750$70.24$2.28
Aug 202489389335,70633,365435$76.68$1.99
Jul 20241,2751,27334,01232,3851$81.80$2.07
Jun 20241,1881,19233,52832,00662$79.77$2.54
May 20241,5631,56433,97532,50231$80.02$2.12
Apr 20241,9261,91934,94633,45636$85.35$1.60
Mar 20241,4671,46641,06839,4000$81.28$1.49
Feb 20241,6131,62139,14637,5710$77.25$1.72
Jan 20242,0342,03644,19842,33417$74.15$3.18
Dec 20232,8432,84649,32847,1950$71.90$2.52
Nov 20232,4982,49650,93048,53324$77.69$2.71
Oct 20233,1293,12852,52949,9250$85.64$2.98
Sep 20232,3152,31343,70441,60646$89.43$2.64
Aug 20232,3172,32449,12146,7460$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

Pioneer Natural Res. USA, Inc. in Upton County

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Spraberry (Trend Area) field

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