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Texas oil lease

Producing

CARLINVILLE NATIONAL BANK

Carlinville National Bank is an oil lease in Ector County, Texas, operated by Formentera Operations LLC in the Yarbrough & Allen (Devonian) field.

5 wells

5,476bbl oil, last 12 months+4% vs prior year
Operator
Formentera Operations LLC
County
Ector County
Field
Yarbrough & Allen (Devonian)
RRC lease
08-15281

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Where it sits

This county

Ector CountyEctorMartinMidlandAndrewsWinklerWardEctor County
Ector County
Gas, last 12 months
8,894 mcf
Oil in Jul 2026
447 bbl

Production by month

Oil output rose 4% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 4% over the last 12 monthsMonthly oil production and gas for CARLINVILLE NATIONAL BANK, Aug 2023 to Jul 2026. Oil output rose 4% over the last 12 months. 5,476 bbl in the 12 months through Jul 2026, against 5,280 bbl in the 12 months before.Last 12 months: 5,476 bblbbl per monthmcf per month002002504005006007508001,0001,0001,250Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 4% over the last 12 monthsMonthly oil production and gas for CARLINVILLE NATIONAL BANK, Aug 2023 to Jul 2026. Oil output rose 4% over the last 12 months. 5,476 bbl in the 12 months through Jul 2026, against 5,280 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002002504005006007508001,0001,0001,250Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

88% of the gas went to a transmission line in the last 12 months

Flaring peaked at 100.0% of the gas in Feb 2025.

  • Transmission line (2)
  • Flared (4)
88% of the gas went to a transmission line in the last 12 monthsShare of CARLINVILLE NATIONAL BANK gas by disposition code each month, Aug 2023 to Jul 2026. 88% of the gas went to a transmission line in the last 12 months. Flaring peaked at 100.0% of the gas in Feb 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 100.0%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
88% of the gas went to a transmission line in the last 12 monthsShare of CARLINVILLE NATIONAL BANK gas by disposition code each month, Aug 2023 to Jul 2026. 88% of the gas went to a transmission line in the last 12 months. Flaring peaked at 100.0% of the gas in Feb 2025.Share of gas by disposition code0%50%100%Flared 100.0%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    88% · 7,825 mcf

  • Flared (4)

    12% · 1,069 mcf

12.0% of the gas flared in the last 12 months. 23 months above 3%.

Who has run this lease

The operator changed 2 times, most recently in Nov 2023

Operators of this lease over timeApache Corporation, Jan 2020 to Jun 2021; Slant Operating, LLC, Jul 2021 to Oct 2023; Formentera Operations LLC, Nov 2023 to Jul 20262020202120222023202420252026Changed Jul 2021Changed Nov 2023Apache CorporationJan 2020 to Jun 2021Slant Operating, LLCJul 2021 to Oct 2023Formentera Operations LLCNov 2023 to now
Operators of this lease over timeApache Corporation, Jan 2020 to Jun 2021; Slant Operating, LLC, Jul 2021 to Oct 2023; Formentera Operations LLC, Nov 2023 to Jul 20262020202120222023202420252026Changed Jul 2021Changed Nov 2023Apache CorporationJan 2020 to Jun 2021Slant Operating, LLCJul 2021 to Oct 2023Formentera Operations LLCNov 2023 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

5 wells on this lease

Wells on CARLINVILLE NATIONAL BANK
API numberWell no.Status
42-135-024521Active
42-135-024532Active
42-135-024554 UActive
42-135-024598Active
42-135-3215712Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Ngl Crude Assets and Mktg, LLCOilGathers50Jul 21, 2025–
Sentinel Transportation, LLCOilGathers50Oct 1, 2014–
Energy Transfer CompanyCasinghead gasBuys100Nov 1, 2015–
Energy Transfer CompanyCasinghead gasGathers100Nov 1, 2015–
Ngl Crude Logistics, LLCOilGathers50Oct 1, 2014Jul 21, 2025

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

Who buys my oilOil price check

475 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 448 and 488 acres. Use the acres from your own division order for the well you are paid on.

  • Worth asking

    A Rule 37 case is listed

    The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease
Permits for Carlinville National Bank
API numberWell no.Acreson the permit
42-135-024598475
42-135-024532475.37
42-135-024521488
42-135-3215712448
42-135-024554 U–
42-135-024587 U–

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

Unit decimal checker

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36 months, newest first

Ledger for CARLINVILLE NATIONAL BANK
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Formentera Operations4473538828820$80.46$2.89
Jun 2026Formentera Operations442533898658240$84.81$3.15
May 2026Formentera Operations44251477570570$102.13$2.94
Apr 2026Formentera Operations449333448252196$100.32$2.77
Mar 2026Formentera Operations5035002892890$91.38$3.04
Feb 2026Formentera Operations4315114714710$64.51$3.62
Jan 2026Formentera Operations412338709552157$60.04$7.72
Dec 2025Formentera Operations458330844684160$57.97$4.26
Nov 2025Formentera Operations476493876630246$60.06$3.79
Oct 2025Formentera Operations4686568818810$60.89$3.19
Sep 2025Formentera Operations4583398948940$63.96$2.97
Aug 2025Formentera Operations4906849279270$64.86$2.91
Jul 2025Formentera Operations4273527307300$68.39$3.20
Jun 2025Formentera Operations43551145043416$68.17$3.02
May 2025Formentera Operations4063288478470$62.17$3.12
Apr 2025Formentera Operations44751074419725$63.54$3.42
Mar 2025Formentera Operations4413257750775$68.24$4.12
Feb 2025Formentera Operations4184947000700$71.53$4.19
Jan 2025Formentera Operations486361773573200$75.74$4.13
Dec 2024Formentera Operations489663838292546$70.12$3.01
Nov 2024Formentera Operations461332775667108$69.95$2.12
Oct 2024Formentera Operations4464676586580$71.99$2.20
Sep 2024Formentera Operations35052158549293$70.24$2.28
Aug 2024Formentera Operations4743371,074892182$76.68$1.99
Jul 2024Formentera Operations4614961,036796240$81.80$2.07
Jun 2024Formentera Operations414341897742155$79.77$2.54
May 2024Formentera Operations4704989989980$80.02$2.12
Apr 2024Formentera Operations4543339519510$85.35$1.60
Mar 2024Formentera Operations563681884469415$81.28$1.49
Feb 2024Formentera Operations442327745455290$77.25$1.72
Jan 2024Formentera Operations4486343613610$74.15$3.18
Dec 2023Formentera Operations31333449344350$71.90$2.52
Nov 2023Formentera Operations69150141236250$77.69$2.71
Oct 2023Slant Operating,51368241433975$85.64$2.98
Sep 2023Slant Operating,4643263011300$89.43$2.64
Aug 2023Slant Operating,4946803973970$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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Nearby

This lease belongs to

OperatorFormentera Operations LLCFieldYarbrough & Allen (Devonian)CountyEctor County

Formentera Operations LLC in Ector County

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Yarbrough & Allen (Devonian) field

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