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Texas oil lease

Producing

BARTZ 19C

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

1 well

606bbl oil, last 12 months−19% vs prior year
RRC lease
10-09033

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Where it sits

This county

Wheeler CountyWheelerGrayHemphillRobertsWheeler County
Wheeler County
Gas, last 12 months
17,994 mcf
Oil in Jul 2026
52 bbl

Production by month

Oil output fell 19% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 19% over the last 12 monthsMonthly oil production and gas for BARTZ 19C, Aug 2023 to Jul 2026. Oil output fell 19% over the last 12 months. 606 bbl in the 12 months through Jul 2026, against 751 bbl in the 12 months before.Last 12 months: 606 bblbbl per monthmcf per month00505001001,0001501,5002002,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 19% over the last 12 monthsMonthly oil production and gas for BARTZ 19C, Aug 2023 to Jul 2026. Oil output fell 19% over the last 12 months. 606 bbl in the 12 months through Jul 2026, against 751 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month00505001001,0001501,5002002,000Jan 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 19C 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 19C 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% · 14,690 mcf

  • Lease fuel (1)

    18% · 3,304 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 19C
API numberWell no.Status
42-483-337992219HActive

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.OilGathers100Mar 26, 2014Nov 19, 2025
Enable Gas Gathering, LLCCasinghead gasGathers100Jan 1, 2015Oct 1, 2023
Tapstone Energy, LLCCasinghead gasBuys100Jan 1, 2015Jul 1, 2021

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

40 acres on the newest permit

Permits for Bartz 19C
API numberWell no.Acreson the permit
42-483-337992219H40

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

Estimate your royalty

36 months, newest first

Ledger for BARTZ 19C
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Formentera Operations521841,3691,1040$80.46$2.89
Jun 2026Formentera Operations491421,3901,1250$84.81$3.15
May 2026Formentera Operations3961,3791,1140$102.13$2.94
Apr 2026Formentera Operations7281,4031,1410$100.32$2.77
Mar 2026Formentera Operations401051,3711,1220$91.38$3.04
Feb 2026Formentera Operations5661,3361,1020$64.51$3.62
Jan 2026Formentera Operations22101,5251,2380$60.04$7.72
Dec 2025Formentera Operations561361,6071,3160$57.97$4.26
Nov 2025Formentera Operations37101,5531,2660$60.06$3.79
Oct 2025Formentera Operations662001,6221,3260$60.89$3.19
Sep 2025Formentera Operations5091,6181,3260$63.96$2.97
Aug 2025Formentera Operations6791,8211,5100$64.86$2.91
Jul 2025Formentera Operations60101,8581,4800$68.39$3.20
Jun 2025Formentera Operations72111,7961,4150$68.17$3.02
May 2025Formentera Operations53141,7921,4770$62.17$3.12
Apr 2025Formentera Operations701831,7131,4090$63.54$3.42
Mar 2025Formentera Operations4681,9541,6170$68.24$4.12
Feb 2025Formentera Operations6571,3631,1320$71.53$4.19
Jan 2025Formentera Operations5291,7151,4050$75.74$4.13
Dec 2024Formentera Operations751981,7941,4830$70.12$3.01
Nov 2024Formentera Operations49121,7361,4120$69.95$2.12
Oct 2024Formentera Operations68121,8471,5140$71.99$2.20
Sep 2024Formentera Operations451011,7721,4660$70.24$2.28
Aug 2024Formentera Operations961901,8471,5400$76.68$1.99
Jul 2024Formentera Operations10101,9261,6000$81.80$2.07
Jun 2024Formentera Operations7261,7671,4340$79.77$2.54
May 2024Formentera Operations5391,7971,4730$80.02$2.12
Apr 2024Formentera Operations911511,6611,3690$85.35$1.60
Mar 2024Formentera Operations1411821,7161,4160$81.28$1.49
Feb 2024Formentera Operations37111,5371,2710$77.25$1.72
Jan 2024Formentera Operations8371,6481,3440$74.15$3.18
Dec 2023Formentera Operations67111,8021,4880$71.90$2.52
Nov 2023Formentera Operations54141,7331,4320$77.69$2.71
Oct 2023Formentera Operations712021,7901,4870$85.64$2.98
Sep 2023Formentera Operations471881,8111,5180$89.43$2.64
Aug 2023Formentera Operations7171,9391,6070$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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Formentera Operations LLC in Wheeler County

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Mills Ranch (Granite Wash Cons.) field

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