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Texas oil lease

Producing

ZR UNIT "B"

ZR Unit "B" is an oil lease in McMullen County, Texas, operated by Varas Energy Operating Company, in the A.w.p. (Olmos) field.

1 well

266bbl oil, last 12 months−45% vs prior year
Operator
Varas Energy Operating Company,
County
McMullen County
Field
A.w.p. (Olmos)
RRC lease
01-14241

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Where it sits

This county

McMullen CountyMcMullenLA SalleAtascosaKarnesFrioLive OakMcMullen County
McMullen County
Gas, last 12 months
1,623 mcf
Oil in Jul 2026
16 bbl

Production by month

Oil output fell 45% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 45% over the last 12 monthsMonthly oil production and gas for ZR UNIT "B", Aug 2023 to Jul 2026. Oil output fell 45% over the last 12 months. 266 bbl in the 12 months through Jul 2026, against 488 bbl in the 12 months before.Last 12 months: 266 bblbbl per monthmcf per month002520050400756001008001251,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 45% over the last 12 monthsMonthly oil production and gas for ZR UNIT "B", Aug 2023 to Jul 2026. Oil output fell 45% over the last 12 months. 266 bbl in the 12 months through Jul 2026, against 488 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002520050400756001008001251,000Jan 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 ZR UNIT "B" 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 ZR UNIT "B" 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 Jan 2025

Operators of this lease over timeEl Dorado Gas & Oil, Inc., Jan 2020 to Dec 2024; Varas Energy Operating Company,, Jan 2025 to Jul 20262020202120222023202420252026Changed Jan 2025El Dorado Gas & Oil, Inc.Jan 2020 to Dec 2024Varas Energy Operating Compan…Jan 2025 to now
Operators of this lease over timeEl Dorado Gas & Oil, Inc., Jan 2020 to Dec 2024; Varas Energy Operating Company,, Jan 2025 to Jul 20262020202120222023202420252026Changed Jan 2025El Dorado Gas & Oil, Inc.Jan 2020 to Dec 2024Varas Energy Operating Company,Jan 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on ZR UNIT "B"
API numberWell no.Status
42-311-334662Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Trafigura Trading LLCOilGathers34Jan 1, 2025–
Enterprise Crude Oil LLCOilGathers33Jan 1, 2025–
Plains Marketing, L.p.OilGathers33Jan 1, 2025–
Varas Energy Operating Company,Casinghead gasBuys100Jan 1, 2025–
Targa Southtex Ccng Gathering LtCasinghead gasGathers100Jan 1, 2025–
Southcross Ccng Gathering Ltd.Casinghead gasGathers100Jan 1, 2018Jan 1, 2025
El Dorado Gas & Oil, Inc.Casinghead gasBuys100Jan 1, 2018Jan 1, 2025
Bp Products North America Inc.OilGathers17Jan 1, 2018Jan 1, 2025
Enterprise Crude Oil LLCOilGathers17Jan 1, 2018Jan 1, 2025
Flint Hills Resources, LPOilGathers17Jan 1, 2018Jan 1, 2025
Plains Marketing, L.p.OilGathers17Jan 1, 2018Jan 1, 2025

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

Who buys my oilOil price check

400 acres on the newest permit

A pooling certificate was filed

Permits for ZR Unit "B"
API numberWell no.Acreson the permit
42-311-334662400

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for ZR UNIT "B"
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Varas Energy164189890$80.46$2.89
Jun 2026Varas Energy43544884880$84.81$3.15
May 2026Varas Energy001511510$102.13$2.94
Apr 2026Varas Energy3301241240$100.32$2.77
Mar 2026Varas Energy14241001000$91.38$3.04
Feb 2026Varas Energy10035350$64.51$3.62
Jan 2026Varas Energy205043430$60.04$7.72
Dec 2025Varas Energy32471071070$57.97$4.26
Nov 2025Varas Energy3901541540$60.06$3.79
Oct 2025Varas Energy25301081080$60.89$3.19
Sep 2025Varas Energy34421081080$63.96$2.97
Aug 2025Varas Energy001161160$64.86$2.91
Jul 2025Varas Energy00000$68.39$3.20
Jun 2025Varas Energy33491501500$68.17$3.02
May 2025Varas Energy58401691690$62.17$3.12
Apr 2025Varas Energy22072720$63.54$3.42
Mar 2025Varas Energy23662962960$68.24$4.12
Feb 2025Varas Energy62711111110$71.53$4.19
Jan 2025Varas Energy56531681680$75.74$4.13
Dec 2024El Dorado61222102100$70.12$3.01
Nov 2024El Dorado1001941940$69.95$2.12
Oct 2024El Dorado51691551550$71.99$2.20
Sep 2024El Dorado32122552550$70.24$2.28
Aug 2024El Dorado801523963960$76.68$1.99
Jul 2024El Dorado101605125120$81.80$2.07
Jun 2024El Dorado65842412410$79.77$2.54
May 2024El Dorado88472682680$80.02$2.12
Apr 2024El Dorado00000$85.35$1.60
Mar 2024El Dorado00000$81.28$1.49
Feb 2024El Dorado00000$77.25$1.72
Jan 2024El Dorado00000$74.15$3.18
Dec 2023El Dorado127000$71.90$2.52
Nov 2023El Dorado00000$77.69$2.71
Oct 2023El Dorado00000$85.64$2.98
Sep 2023El Dorado8051510$89.43$2.64
Aug 2023El Dorado384459590$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

OperatorVaras Energy Operating Company,FieldA.w.p. (Olmos)CountyMcMullen County

Varas Energy Operating Company, in McMullen County

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A.w.p. (Olmos) field

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