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Texas oil lease

Producing

CERNOSEK

Cernosek is an oil lease in Fayette County, Texas, operated by Geosouthern Operating II, LLC in the Giddings (Austin Chalk-3) field.

1 well

907bbl oil, last 12 months−15% vs prior year
Operator
Geosouthern Operating II, LLC
County
Fayette County
Field
Giddings (Austin Chalk-3)
RRC lease
03-27066

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Where it sits

This county

Fayette CountyFayetteCaldwellBastropWashingtonBurlesonLeeAustinColoradoFayette County
Fayette County
Gas, last 12 months
3,926 mcf
Oil in Jul 2026
74 bbl

Production by month

Oil output fell 15% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 15% over the last 12 monthsMonthly oil production and gas for CERNOSEK, Aug 2023 to Jul 2026. Oil output fell 15% over the last 12 months. 907 bbl in the 12 months through Jul 2026, against 1,067 bbl in the 12 months before.Last 12 months: 907 bblbbl per monthmcf per month00502001004001506002008002501,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 15% over the last 12 monthsMonthly oil production and gas for CERNOSEK, Aug 2023 to Jul 2026. Oil output fell 15% over the last 12 months. 907 bbl in the 12 months through Jul 2026, against 1,067 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month00502001004001506002008002501,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

All of the gas went to a transmission line in the last 12 months

  • Transmission line (2)
  • Lease fuel (1)
All of the gas went to a transmission line in the last 12 monthsShare of CERNOSEK gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line 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 transmission line in the last 12 monthsShare of CERNOSEK gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a transmission line 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.

1 well on this lease

Wells on CERNOSEK
API numberWell no.Status
42-149-334101HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Energy Trans Crude Marketing LLCOilGathers100Jan 1, 2023–
Et Gathering & Processing LLCCasinghead gasBuys100Oct 1, 2023–
Energy Transfer CompanyCasinghead gasGathers100Jul 28, 2015–
Energy Transfer CompanyCasinghead gasBuys100Jul 28, 2015Oct 1, 2023
Ngl Crude Logistics, LLCOilGathers100Sep 1, 2020Jan 1, 2023
Enterprise Crude Oil LLCOilGathers5Jul 28, 2015Sep 1, 2020
Gulfmark Energy, Inc.OilGathers5Jul 28, 2015Sep 1, 2020
Jp Energy Products Supply, LLCOilGathers5Jul 28, 2015Sep 1, 2020
Martin Crude Marketing Co.OilGathers80Jul 28, 2015Sep 1, 2020

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

Who buys my oilOil price check

778.11 acres on the newest permit

Permits for Cernosek
API numberWell no.Acreson the permit
42-149-334101H778.11

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for CERNOSEK
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20267411911910$80.46$2.89
Jun 20266601661660$84.81$3.15
May 2026751792332330$102.13$2.94
Apr 20266802002000$100.32$2.77
Mar 2026811792102100$91.38$3.04
Feb 20267702232230$64.51$3.62
Jan 20267926836830$60.04$7.72
Dec 2025802046076070$57.97$4.26
Nov 20258124414410$60.06$3.79
Oct 2025681793893890$60.89$3.19
Sep 20257502872870$63.96$2.97
Aug 20258312962960$64.86$2.91
Jul 2025801772702700$68.39$3.20
Jun 20257012832830$68.17$3.02
May 20251131903063060$62.17$3.12
Apr 20256314104100$63.54$3.42
Mar 2025911914254250$68.24$4.12
Feb 20258804734730$71.53$4.19
Jan 20251011926146140$75.74$4.13
Dec 20249015255250$70.12$3.01
Nov 2024921784754750$69.95$2.12
Oct 202411504764760$71.99$2.20
Sep 2024631753863860$70.24$2.28
Aug 202410113883880$76.68$1.99
Jul 2024931783333330$81.80$2.07
Jun 202410813283280$79.77$2.54
May 20241151853903900$80.02$2.12
Apr 20248813573570$85.35$1.60
Mar 20241021844044040$81.28$1.49
Feb 20247424474470$77.25$1.72
Jan 20241111725015010$74.15$3.18
Dec 20231452015575570$71.90$2.52
Nov 20232071866816810$77.69$2.71
Oct 2023112542110$85.64$2.98
Sep 20239406134510$89.43$2.64
Aug 20231161836945270$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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This lease belongs to

OperatorGeosouthern Operating II, LLCFieldGiddings (Austin Chalk-3)CountyFayette County

Geosouthern Operating II, LLC in Fayette County

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