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Texas gas well

Producing

ZR UNIT "B"

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

1 well

926mcf gas, last 12 months−51% vs prior year
RRC lease
01-165572

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Where it sits

This county

McMullen CountyMcMullenLa SalleAtascosaKarnesFrioLive OakMcMullen County
McMullen County
Oil, last 12 months
16 bbl
Gas in Jul 2026
122 mcf

Checks stopped on this lease?

  • Operator

    Operator changed: Varas Energy Operating Company, took over from El Dorado Gas & Oil, Inc. in Jan 2025.

  • Buyer

    Buyer changed: VARAS ENERGY OPERATING COMPANY, replaced EL DORADO GAS & OIL, INC. as the buyer of this lease's gas from gas wells on Jan 1, 2025.

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

See why checks stop on this lease

Production by month

Gas output fell 51% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 51% over the last 12 monthsMonthly gas production and oil for ZR UNIT "B", Aug 2023 to Jul 2026. Gas output fell 51% over the last 12 months. 926 mcf in the 12 months through Jul 2026, against 1,892 mcf in the 12 months before.Last 12 months: 926 mcfmcf per monthbbl per month002501500275031,0004Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 51% over the last 12 monthsMonthly gas production and oil for ZR UNIT "B", Aug 2023 to Jul 2026. Gas output fell 51% over the last 12 months. 926 mcf in the 12 months through Jul 2026, against 1,892 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month002501500275031,0004Jan 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
42-311-334643Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Trafigura Trading LLCCondensateGathers34Jan 1, 2025–
Enterprise Crude Oil LLCCondensateGathers33Jan 1, 2025–
Plains Marketing, L.p.CondensateGathers33Jan 1, 2025–
Varas Energy Operating Company,Gas-well gasBuys100Jan 1, 2025–
Targa Southtex Ccng Gathering LtGas-well gasGathers100Jan 1, 2025–
Bp Products North America Inc.CondensateGathers17Jan 1, 2018Jan 1, 2025
Enterprise Crude Oil LLCCondensateGathers17Jan 1, 2018Jan 1, 2025
Flint Hills Resources, LPCondensateGathers17Jan 1, 2018Jan 1, 2025
Plains Marketing, L.p.CondensateGathers17Jan 1, 2018Jan 1, 2025
Shell Trading (Us) CompanyCondensateGathers16Jan 1, 2018Jan 1, 2025
Trafigura Trading LLCCondensateGathers16Jan 1, 2018Jan 1, 2025

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

400 acres on the newest permit

  • Good to know

    A pooling certificate (P-12) was filed

    Your tract may share its production with neighbors in a pooled unit. The unit acres the operator uses to divide production can differ from the acreage on one permit.

Check your decimal on this lease
Permits for ZR Unit "B"
API numberWell no.Acreson the permit
42-311-334643400

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

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 Energy011221220$80.46$2.89
Jun 2026Varas Energy0292920$84.81$3.15
May 2026Varas Energy0071710$102.13$2.94
Apr 2026Varas Energy3085850$100.32$2.77
Mar 2026Varas Energy1427270$91.38$3.04
Feb 2026Varas Energy2068680$64.51$3.62
Jan 2026Varas Energy2534340$60.04$7.72
Dec 2025Varas Energy441001000$57.97$4.26
Nov 2025Varas Energy401311310$60.06$3.79
Oct 2025Varas Energy0070700$60.89$3.19
Sep 2025Varas Energy0094940$63.96$2.97
Aug 2025Varas Energy0032320$64.86$2.91
Jul 2025Varas Energy00000$68.39$3.20
Jun 2025Varas Energy0095950$68.17$3.02
May 2025Varas Energy001091090$62.17$3.12
Apr 2025Varas Energy001971970$63.54$3.42
Mar 2025Varas Energy001261260$68.24$4.12
Feb 2025Varas Energy001701700$71.53$4.19
Jan 2025Varas Energy001621620$75.74$4.13
Dec 2024El Dorado003413410$70.12$3.01
Nov 2024El Dorado001891890$69.95$2.12
Oct 2024El Dorado001891890$71.99$2.20
Sep 2024El Dorado001681680$70.24$2.28
Aug 2024El Dorado001461460$76.68$1.99
Jul 2024El Dorado002092090$81.80$2.07
Jun 2024El Dorado003253250$79.77$2.54
May 2024El Dorado008098090$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 Dorado00000$71.90$2.52
Nov 2023El Dorado00000$77.69$2.71
Oct 2023El Dorado00000$85.64$2.98
Sep 2023El Dorado0039390$89.43$2.64
Aug 2023El Dorado0031310$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

Varas Energy Operating Company, in McMullen County

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A.w.p. (Olmos) field

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