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ONYX B

Onyx B is an oil lease in Gonzales County, Texas, operated by FW Eagle Ford I, LLC in the Eagleville (Eagle Ford-1) field.

1 well

27,090bbl oil, last 12 months−44% vs prior year
Operator
FW Eagle Ford I, LLC
County
Gonzales County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-21411

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Where it sits

This county

Gonzales CountyGonzalesWilsonLavacaFayetteCaldwellBastropDe WittHaysGuadalupeGonzales County
Gonzales County
Gas, last 12 months
6,738 mcf
Oil in Jul 2026
1,993 bbl

Production by month

Oil output fell 44% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 44% over the last 12 monthsMonthly oil production and gas for ONYX B, Mar 2024 to Jul 2026. Oil output fell 44% over the last 12 months. 27,090 bbl in the 12 months through Jul 2026, against 48,676 bbl in the 12 months before.Last 12 months: 27,090 bblbbl per monthmcf per month005,0001,00010k2,00015k3,00020k4,000Apr 24JulOctJan 25AprJulOctJan 26AprJul
Oil output fell 44% over the last 12 monthsMonthly oil production and gas for ONYX B, Mar 2024 to Jul 2026. Oil output fell 44% over the last 12 months. 27,090 bbl in the 12 months through Jul 2026, against 48,676 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month005,0001,00010k2,00015k3,00020k4,000Jul 24Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

87% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
87% of the gas went to a processing plant in the last 12 monthsShare of ONYX B gas by disposition code each month, Mar 2024 to Jul 2026. 87% 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%Apr 24JulOctJan 25AprJulOctJan 26AprJul
87% of the gas went to a processing plant in the last 12 monthsShare of ONYX B gas by disposition code each month, Mar 2024 to Jul 2026. 87% of the gas went to a processing plant in the last 12 months.Share of gas by disposition code0%50%100%Jul 24Jan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    87% · 5,838 mcf

  • Lease fuel (1)

    13% · 854 mcf

  • Transmission line (2)

    0.7% · 46 mcf

Who has run this lease

The operator changed once, most recently in Jan 2026

Operators of this lease over timeBaytex Energy USA, Inc., Mar 2024 to Dec 2025; FW Eagle Ford I, LLC, Jan 2026 to Jul 202620252026Changed Jan 2026Baytex Energy USA, Inc.Mar 2024 to Dec 2025FW Eagle Ford I, LLCJan 2026 to now
Operators of this lease over timeBaytex Energy USA, Inc., Mar 2024 to Dec 2025; FW Eagle Ford I, LLC, Jan 2026 to Jul 202620252026Changed Jan 2026Baytex Energy USA, Inc.Mar 2024 to Dec 2025FW Eagle Ford I, LLCJan 2026 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on ONYX B
API numberWell no.Status
42-177-346592HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Gulfmark Energy, Inc.OilGathers100Mar 13, 2024
Arm Energy Management LLCCasinghead gasBuys50Mar 13, 2024
Oasis Pipeline, LPCasinghead gasBuys50Mar 13, 2024
Lavaca Midstream, L.l.c.Casinghead gasGathers100Mar 13, 2024

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

Who buys my oilOil price check

879.54 acres on the newest permit

An allocation well is on this lease

Permits for Onyx B
API numberWell no.Acreson the permit
42-177-346592H879.54

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

Unit decimal checker

Estimate your royalty

29 months, newest first

Ledger for ONYX B
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026FW Eagle1,9931,9744704070$80.46$2.89
Jun 2026FW Eagle1,9632,0166885970$84.81$3.15
May 2026FW Eagle1,9841,8988917800$102.13$2.94
Apr 2026FW Eagle2,0081,8687846830$100.32$2.77
Mar 2026FW Eagle2,1832,4619258050$91.38$3.04
Feb 2026FW Eagle2,1332,0237396510$64.51$3.62
Jan 2026FW Eagle2,2032,4246635770$60.04$7.72
Dec 2025Baytex Energy2,4252,0418377280$57.97$4.26
Nov 2025Baytex Energy2,3332,3672502200$60.06$3.79
Oct 2025Baytex Energy2,2902,2772782470$60.89$3.19
Sep 2025Baytex Energy2,6672,734110980$63.96$2.97
Aug 2025Baytex Energy2,9082,872103910$64.86$2.91
Jul 2025Baytex Energy2,7923,2172282000$68.39$3.20
Jun 2025Baytex Energy2,8952,4482672360$68.17$3.02
May 2025Baytex Energy3,3143,589000$62.17$3.12
Apr 2025Baytex Energy2,5212,239000$63.54$3.42
Mar 2025Baytex Energy3,7503,7232,4462,1450$68.24$4.12
Feb 2025Baytex Energy3,2913,3721,2671,0890$71.53$4.19
Jan 2025Baytex Energy4,0744,0741,8391,5170$75.74$4.13
Dec 2024Baytex Energy4,4424,4202,5382,1150$70.12$3.01
Nov 2024Baytex Energy4,6214,7002,8642,4320$69.95$2.12
Oct 2024Baytex Energy4,8224,7612,1251,8250$71.99$2.20
Sep 2024Baytex Energy5,4425,4132,2451,9290$70.24$2.28
Aug 2024Baytex Energy6,7126,7862,1471,8440$76.68$1.99
Jul 2024Baytex Energy7,3197,3732,9822,5350$81.80$2.07
Jun 2024Baytex Energy8,1968,1393,4322,8820$79.77$2.54
May 2024Baytex Energy11,63311,5253,9503,3400$80.02$2.12
Apr 2024Baytex Energy13,44113,4633,8623,2830$85.35$1.60
Mar 2024Baytex Energy6,9016,7272,0911,7930$81.28$1.49

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

OperatorFW Eagle Ford I, LLCFieldEagleville (Eagle Ford-1)CountyGonzales County

FW Eagle Ford I, LLC in Gonzales County

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Eagleville (Eagle Ford-1) field

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