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FIEDLER BROTHERS UNIT B LAS

Fiedler Brothers Unit B Las is an oil lease in La Salle County, Texas, operated by Ineos USA Oil & Gas LLC in the Eagleville (Eagle Ford-1) field.

1 well

1,419bbl oil, last 12 months+3% vs prior year
Operator
Ineos USA Oil & Gas LLC
County
La Salle County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-16203

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Where it sits

This county

La Salle CountyLa SalleZavalaAtascosaMcMullenDimmitFrioLa Salle County
La Salle County
Gas, last 12 months
6,991 mcf
Oil in Jul 2026
196 bbl

Production by month

Oil output rose 3% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 3% over the last 12 monthsMonthly oil production and gas for FIEDLER BROTHERS UNIT B LAS, Aug 2023 to Jul 2026. Oil output rose 3% over the last 12 months. 1,419 bbl in the 12 months through Jul 2026, against 1,375 bbl in the 12 months before.Last 12 months: 1,419 bblbbl per monthmcf per month001002502005003007504001,0005001,250Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 3% over the last 12 monthsMonthly oil production and gas for FIEDLER BROTHERS UNIT B LAS, Aug 2023 to Jul 2026. Oil output rose 3% over the last 12 months. 1,419 bbl in the 12 months through Jul 2026, against 1,375 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001002502005003007504001,0005001,250Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Jul 2026 the lease's gas goes to a transmission line instead of lease fuel

Flaring peaked at 5.1% of the gas in Feb 2026.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Jul 2026 the lease's gas goes to a transmission line instead of lease fuelShare of FIEDLER BROTHERS UNIT B LAS gas by disposition code each month, Aug 2023 to Jul 2026. Since Jul 2026 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 5.1% of the gas in Feb 2026.Share of the lease’s gas by disposition code, per month0%50%100%Jul 2026: fuel to lineFlared 5.1%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Jul 2026 the lease's gas goes to a transmission line instead of lease fuelShare of FIEDLER BROTHERS UNIT B LAS gas by disposition code each month, Aug 2023 to Jul 2026. Since Jul 2026 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 5.1% of the gas in Feb 2026.Share of gas by disposition code0%50%100%Jul 26: fuel to lineFlared 5.1%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    63% · 4,425 mcf

  • Lease fuel (1)

    35% · 2,442 mcf

  • Flared (4)

    1.8% · 124 mcf

1.8% of the gas flared in the last 12 months. 4 months above 3%.

Who has run this lease

The operator changed once, most recently in Apr 2023

Operators of this lease over timeChesapeake Operating, L.L.C., Jan 2020 to Mar 2023; Ineos USA Oil & Gas LLC, Apr 2023 to Jul 20262020202120222023202420252026Changed Apr 2023Chesapeake Operating, L.L.C.Jan 2020 to Mar 2023Ineos USA Oil & Gas LLCApr 2023 to now
Operators of this lease over timeChesapeake Operating, L.L.C., Jan 2020 to Mar 2023; Ineos USA Oil & Gas LLC, Apr 2023 to Jul 20262020202120222023202420252026Changed Apr 2023Chesapeake Operating, L.L.C.Jan 2020 to Mar 2023Ineos USA Oil & Gas LLCApr 2023 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on FIEDLER BROTHERS UNIT B LAS
API numberWell no.Status
42-283-329571HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Ineos Energy Marketing USA LLCOilGathers100Nov 1, 2023–
Ineos Energy Marketing USA LLCCasinghead gasBuys100Nov 1, 2023–
Williams Mlp Operating LLCCasinghead gasGathers100Oct 1, 2015–
Chesapeake Energy Mktg, L.l.c.Casinghead gasBuys100Sep 1, 2015Nov 1, 2023
Chesapeake Energy Mktg, L.l.c.OilGathers100Sep 1, 2015Nov 1, 2023

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

Who buys my oilOil price check

639.56 acres on the newest permit

Check your decimal on this lease
Permits for Fiedler Brothers Unit B Las
API numberWell no.Acreson the permit
42-283-329571H639.56

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

Unit decimal checker

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36 months, newest first

Ledger for FIEDLER BROTHERS UNIT B LAS
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Ineos USA19618689162220$80.46$2.89
Jun 2026Ineos USA62048622817$84.81$3.15
May 2026Ineos USA14717672745424$102.13$2.94
Apr 2026Ineos USA18417188761828$100.32$2.77
Mar 2026Ineos USA00263140$91.38$3.04
Feb 2026Ineos USA13914469343335$64.51$3.62
Jan 2026Ineos USA7104992500$60.04$7.72
Dec 2025Ineos USA1371566684190$57.97$4.26
Nov 2025Ineos USA3304011600$60.06$3.79
Oct 2025Ineos USA1361756534040$60.89$3.19
Sep 2025Ineos USA1861764564560$63.96$2.97
Aug 2025Ineos USA1281803673670$64.86$2.91
Jul 2025Ineos USA10303173170$68.39$3.20
Jun 2025Ineos USA1392924234230$68.17$3.02
May 2025Ineos USA9102692681$62.17$3.12
Apr 2025Ineos USA1721422912910$63.54$3.42
Mar 2025Ineos USA1341643543540$68.24$4.12
Feb 2025Ineos USA8602642640$71.53$4.19
Jan 2025Ineos USA3083618658641$75.74$4.13
Dec 2024Ineos USA0016160$70.12$3.01
Nov 2024Ineos USA1518245450$69.95$2.12
Oct 2024Ineos USA8302462460$71.99$2.20
Sep 2024Ineos USA9703113110$70.24$2.28
Aug 2024Ineos USA1471804384380$76.68$1.99
Jul 2024Ineos USA2051836966960$81.80$2.07
Jun 2024Ineos USA1541784844840$79.77$2.54
May 2024Ineos USA0027270$80.02$2.12
Apr 2024Ineos USA991823733730$85.35$1.60
Mar 2024Ineos USA2891791,0301,02010$81.28$1.49
Feb 2024Ineos USA00000$77.25$1.72
Jan 2024Ineos USA7003103091$74.15$3.18
Dec 2023Ineos USA451571521511$71.90$2.52
Nov 2023Ineos USA1591844824802$77.69$2.71
Oct 2023Ineos USA12414114101$85.64$2.98
Sep 2023Ineos USA1361794434403$89.43$2.64
Aug 2023Ineos USA911772502491$81.39$2.58

Flared above 3%

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

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This lease belongs to

OperatorIneos USA Oil & Gas LLCFieldEagleville (Eagle Ford-1)CountyLa Salle County

Ineos USA Oil & Gas LLC in La Salle County

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