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Texas oil lease

Producing

BARTZ 19A

Bartz 19A is an oil lease in Wheeler County, Texas, operated by Formentera Operations LLC in the Mills Ranch (Granite Wash Cons.) field.

1 well

2,156bbl oil, last 12 months+693% vs prior year
Operator
Formentera Operations LLC
County
Wheeler County
Field
Mills Ranch (Granite Wash Cons.)
RRC lease
10-09037

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Where it sits

This county

Wheeler CountyWheelerGrayHemphillRobertsWheeler County
Wheeler County
Gas, last 12 months
39,296 mcf
Oil in Jul 2026
73 bbl

Production by month

Oil output rose 693% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 693% over the last 12 monthsMonthly oil production and gas for BARTZ 19A, Aug 2023 to Jul 2026. Oil output rose 693% over the last 12 months. 2,156 bbl in the 12 months through Jul 2026, against 272 bbl in the 12 months before.Last 12 months: 2,156 bblbbl per monthmcf per month001001,0002002,0003003,0004004,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 693% over the last 12 monthsMonthly oil production and gas for BARTZ 19A, Aug 2023 to Jul 2026. Oil output rose 693% over the last 12 months. 2,156 bbl in the 12 months through Jul 2026, against 272 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001001,0002002,0003003,0004004,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

82% of the gas went to a transmission line in the last 12 months

  • Transmission line (2)
  • Lease fuel (1)
82% of the gas went to a transmission line in the last 12 monthsShare of BARTZ 19A gas by disposition code each month, Aug 2023 to Jul 2026. 82% 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
82% of the gas went to a transmission line in the last 12 monthsShare of BARTZ 19A gas by disposition code each month, Aug 2023 to Jul 2026. 82% 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.

  • Transmission line (2)

    82% · 32,038 mcf

  • Lease fuel (1)

    18% · 7,258 mcf

Who has run this lease

The operator changed once, most recently in Jun 2021

Operators of this lease over timeTapstone Energy, LLC, Jan 2020 to May 2021; Formentera Operations LLC, Jun 2021 to Jul 20262020202120222023202420252026Changed Jun 2021Tapstone Energy, LLCJan 2020 to May 2021Formentera Operations LLCJun 2021 to now
Operators of this lease over timeTapstone Energy, LLC, Jan 2020 to May 2021; Formentera Operations LLC, Jun 2021 to Jul 20262020202120222023202420252026Changed Jun 2021Tapstone Energy, LLCJan 2020 to May 2021Formentera Operations LLCJun 2021 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on BARTZ 19A
API numberWell no.Status
42-483-337102119HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Energy Trans Crude Marketing LLCOilGathers50Nov 19, 2025–
Plains Marketing, L.p.OilGathers50Nov 19, 2025–
Formentera Operations LLCCasinghead gasBuys100Jul 1, 2021–
Energy Transfer CompanyCasinghead gasGathers100Oct 1, 2023–
Plains Marketing, L.p.OilGathers100Aug 1, 2013Nov 19, 2025
Enable Gas Gathering, LLCCasinghead gasGathers100Oct 9, 2013Oct 1, 2023
Tapstone Energy, LLCCasinghead gasBuys100Jan 1, 2015Jul 1, 2021

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

Who buys my oilOil price check

40 acres on the newest permit

Permits for Bartz 19A
API numberWell no.Acreson the permit
42-483-337102119H40

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

Unit decimal checker

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36 months, newest first

Ledger for BARTZ 19A
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Formentera Operations731823,2562,6250$80.46$2.89
Jun 2026Formentera Operations123603,4662,8040$84.81$3.15
May 2026Formentera Operations921073,0302,4470$102.13$2.94
Apr 2026Formentera Operations981082,9612,4080$100.32$2.77
Mar 2026Formentera Operations1381813,4052,7860$91.38$3.04
Feb 2026Formentera Operations1813002,9442,4220$64.51$3.62
Jan 2026Formentera Operations115763,3472,6930$60.04$7.72
Dec 2025Formentera Operations2192423,2562,6670$57.97$4.26
Nov 2025Formentera Operations2392223,2142,6200$60.06$3.79
Oct 2025Formentera Operations2682433,2532,6590$60.89$3.19
Sep 2025Formentera Operations3012553,4572,8330$63.96$2.97
Aug 2025Formentera Operations3093863,7073,0740$64.86$2.91
Jul 2025Formentera Operations18362,1621,7180$68.39$3.20
Jun 2025Formentera Operations435764550$68.17$3.02
May 2025Formentera Operations455484520$62.17$3.12
Apr 2025Formentera Operations666625440$63.54$3.42
Mar 2025Formentera Operations448997450$68.24$4.12
Feb 2025Formentera Operations324483700$71.53$4.19
Jan 2025Formentera Operations346755530$75.74$4.13
Dec 2024Formentera Operations549547900$70.12$3.01
Nov 2024Formentera Operations233823110$69.95$2.12
Oct 2024Formentera Operations41145454470$71.99$2.20
Sep 2024Formentera Operations2258066670$70.24$2.28
Aug 2024Formentera Operations3251,3021,0860$76.68$1.99
Jul 2024Formentera Operations10171,2941,0750$81.80$2.07
Jun 2024Formentera Operations341,1709500$79.77$2.54
May 2024Formentera Operations981,6771,3740$80.02$2.12
Apr 2024Formentera Operations41548547040$85.35$1.60
Mar 2024Formentera Operations2581,3401,1050$81.28$1.49
Feb 2024Formentera Operations73121,7641,4590$77.25$1.72
Jan 2024Formentera Operations3162,0611,6540$74.15$3.18
Dec 2023Formentera Operations1061,0508670$71.90$2.52
Nov 2023Formentera Operations14101,1889820$77.69$2.71
Oct 2023Formentera Operations9531,0869020$85.64$2.98
Sep 2023Formentera Operations661,1719860$89.43$2.64
Aug 2023Formentera Operations551,3711,1370$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

OperatorFormentera Operations LLCFieldMills Ranch (Granite Wash Cons.)CountyWheeler County

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