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HARMONSON 100

Harmonson 100 is an oil lease in Archer County, Texas, operated by Borderline Operating Corp. in the Anarene, E. (Caddo) field.

3 wells

2,392bbl oil, last 12 months+48% vs prior year
Operator
Borderline Operating Corp.
County
Archer County
Field
Anarene, E. (Caddo)
RRC lease
09-21788

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Where it sits

This county

Archer CountyArcherBaylorJackClayWilbargerWichitaArcher County
Archer County
Gas, last 12 months
5,272 mcf
Oil in Jul 2026
182 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Borderline Operating Corp. took over from Walsh & Watts, Inc. in Sep 2025.

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

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Production by month

Oil output rose 48% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 48% over the last 12 monthsMonthly oil production and gas for HARMONSON 100, Aug 2023 to Jul 2026. Oil output rose 48% over the last 12 months. 2,392 bbl in the 12 months through Jul 2026, against 1,620 bbl in the 12 months before.Last 12 months: 2,392 bblbbl per monthmcf per month002002504005006007508001,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 48% over the last 12 monthsMonthly oil production and gas for HARMONSON 100, Aug 2023 to Jul 2026. Oil output rose 48% over the last 12 months. 2,392 bbl in the 12 months through Jul 2026, against 1,620 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002002504005006007508001,000Jan 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 7 months reported

All of the gas went to a processing plant in the 7 months reportedShare of HARMONSON 100 gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a processing plant in the 7 months reported.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 7 months reportedShare of HARMONSON 100 gas by disposition code each month, Aug 2023 to Jul 2026. All of the gas went to a processing plant in the 7 months reported.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 Sep 2025

Operators of this lease over timeWalsh & Watts, Inc., Jan 2020 to Aug 2025; Borderline Operating Corp., Sep 2025 to Jul 20262020202120222023202420252026Changed Sep 2025Walsh & Watts, Inc.Jan 2020 to Aug 2025Borderline Operating Corp.Sep 2025 to now
Operators of this lease over timeWalsh & Watts, Inc., Jan 2020 to Aug 2025; Borderline Operating Corp., Sep 2025 to Jul 20262020202120222023202420252026Changed Sep 2025Walsh & Watts, Inc.Jan 2020 to Aug 2025Borderline Operating Corp.Sep 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

3 wells on this lease

Wells on HARMONSON 100
API numberWell no.Status
42-009-357651Active
42-009-379702Active
42-009-434031RActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
True Oil Trucking & Mktg, LLCOilGathers100Sep 4, 2025–
Targa Midstream Services LLCCasinghead gasBuys100Sep 1, 2026–
Targa Midstream Services LLCCasinghead gasGathers100Sep 1, 2026–
Energy Transfer Marketing & TermOilGathers100Dec 1, 2022Sep 4, 2025
Sunoco Ptnrs. Mktg.&terminals LPOilGathers100Apr 1, 2019Dec 1, 2022
Gulfmark Energy, Inc.OilGathers100Oct 1, 2018Apr 1, 2019

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

Who buys my oilOil price check

100 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 100 and 110 acres. Use the acres from your own division order for the well you are paid on.

Check your decimal on this lease
Permits for Harmonson 100
API numberWell no.Acreson the permit
42-009-434031R100
42-009-379702107
42-009-357651110

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

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36 months, newest first

Ledger for HARMONSON 100
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Borderline Operating1821829809800$80.46$2.89
Jun 2026Borderline Operating1701708688680$84.81$3.15
May 2026Borderline Operating3653656966960$102.13$2.94
Apr 2026Borderline Operating1801807217210$100.32$2.77
Mar 2026Borderline Operating3323325835830$91.38$3.04
Feb 2026Borderline Operating5565567607600$64.51$3.62
Jan 2026Borderline Operating6077176646640$60.04$7.72
Dec 2025Borderline Operating00000$57.97$4.26
Nov 2025Borderline Operating00000$60.06$3.79
Oct 2025Borderline Operating00000$60.89$3.19
Sep 2025Borderline Operating00000$63.96$2.97
Aug 2025Walsh &00000$64.86$2.91
Jul 2025Walsh &20000$68.39$3.20
Jun 2025Walsh &00000$68.17$3.02
May 2025Walsh &30000$62.17$3.12
Apr 2025Walsh &00000$63.54$3.42
Mar 2025Walsh &380000$68.24$4.12
Feb 2025Walsh &11000$71.53$4.19
Jan 2025Walsh &151185000$75.74$4.13
Dec 2024Walsh &266373000$70.12$3.01
Nov 2024Walsh &307356000$69.95$2.12
Oct 2024Walsh &350184000$71.99$2.20
Sep 2024Walsh &333366000$70.24$2.28
Aug 2024Walsh &169169000$76.68$1.99
Jul 2024Walsh &326360000$81.80$2.07
Jun 2024Walsh &335361000$79.77$2.54
May 2024Walsh &359361000$80.02$2.12
Apr 2024Walsh &371359000$85.35$1.60
Mar 2024Walsh &404374000$81.28$1.49
Feb 2024Walsh &418367000$77.25$1.72
Jan 2024Walsh &403516000$74.15$3.18
Dec 2023Walsh &502531000$71.90$2.52
Nov 2023Walsh &418356000$77.69$2.71
Oct 2023Walsh &443538000$85.64$2.98
Sep 2023Walsh &468530000$89.43$2.64
Aug 2023Walsh &500532000$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

This lease belongs to

OperatorBorderline Operating Corp.FieldAnarene, E. (Caddo)CountyArcher County

Borderline Operating Corp. in Archer County

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Anarene, E. (Caddo) field

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