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STILES 18

Stiles 18 is a gas well in Wheeler County, Texas, operated by Formentera Operations LLC in the Stiles Ranch (Granite Wash Cons) field.

1 well

120,815mcf gas, last 12 months−7% vs prior year
Operator
Formentera Operations LLC
County
Wheeler County
Field
Stiles Ranch (Granite Wash Cons)
RRC lease
10-254537

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Where it sits

This county

Wheeler CountyWheelerGrayHemphillRobertsWheeler County
Wheeler County
Oil, last 12 months
2,418 bbl
Gas in Jul 2026
9,458 mcf

Production by month

Gas output fell 7% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 7% over the last 12 monthsMonthly gas production and oil for STILES 18, Aug 2023 to Jul 2026. Gas output fell 7% over the last 12 months. 120,815 mcf in the 12 months through Jul 2026, against 130,303 mcf in the 12 months before.Last 12 months: 120,815 mcfmcf per monthbbl per month005,00010010k20015k30020k40025k500Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 7% over the last 12 monthsMonthly gas production and oil for STILES 18, Aug 2023 to Jul 2026. Gas output fell 7% over the last 12 months. 120,815 mcf in the 12 months through Jul 2026, against 130,303 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month005,00010010k20015k30020k40025k500Jan 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 STILES 18 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 STILES 18 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% · 98,685 mcf

  • Lease fuel (1)

    18% · 22,130 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 STILES 18
API numberWell no.Status
42-483-328791318SLActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Energy Trans Crude Marketing LLCCondensateGathers50Nov 19, 2025–
Plains Marketing, L.p.CondensateGathers50Nov 19, 2025–
Formentera Operations LLCGas-well gasBuys100Jul 1, 2021–
Energy Transfer CompanyGas-well gasGathers100Oct 1, 2023–
Plains Marketing, L.p.CondensateGathers100Aug 1, 2013Nov 19, 2025
Enable Gas Gathering, LLCGas-well gasGathers100May 1, 2014Oct 1, 2023
Tapstone Energy, LLCGas-well gasBuys100Jan 1, 2015Jul 1, 2021

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

Who buys my oilOil price check

640 acres on the newest permit

  • 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 Stiles 18
API numberWell no.Acreson the permit
42-483-328791318SL640

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

Unit decimal checker

Estimate your royalty

36 months, newest first

Ledger for STILES 18
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Formentera Operations2222559,4587,6250$80.46$2.89
Jun 2026Formentera Operations1871989,6317,7910$84.81$3.15
May 2026Formentera Operations2402479,6837,8210$102.13$2.94
Apr 2026Formentera Operations2102039,6277,8560$100.32$2.77
Mar 2026Formentera Operations28525610,3248,4500$91.38$3.04
Feb 2026Formentera Operations1973249,6287,9190$64.51$3.62
Jan 2026Formentera Operations2568510,2558,4040$60.04$7.72
Dec 2025Formentera Operations20719710,2888,4270$57.97$4.26
Nov 2025Formentera Operations10714610,1898,3070$60.06$3.79
Oct 2025Formentera Operations14422710,6118,6720$60.89$3.19
Sep 2025Formentera Operations1927410,3658,4930$63.96$2.97
Aug 2025Formentera Operations17118110,7568,9200$64.86$2.91
Jul 2025Formentera Operations21623510,6048,4480$68.39$3.20
Jun 2025Formentera Operations28227810,3388,1470$68.17$3.02
May 2025Formentera Operations25924710,9068,9890$62.17$3.12
Apr 2025Formentera Operations1671659,8618,1140$63.54$3.42
Mar 2025Formentera Operations18319610,9629,0720$68.24$4.12
Feb 2025Formentera Operations1821819,8998,2110$71.53$4.19
Jan 2025Formentera Operations30533210,9898,9810$75.74$4.13
Dec 2024Formentera Operations29324711,2819,3180$70.12$3.01
Nov 2024Formentera Operations26029311,1509,0700$69.95$2.12
Oct 2024Formentera Operations35134611,4319,3710$71.99$2.20
Sep 2024Formentera Operations27523611,2389,2970$70.24$2.28
Aug 2024Formentera Operations11611911,6449,7040$76.68$1.99
Jul 2024Formentera Operations19118211,6999,7200$81.80$2.07
Jun 2024Formentera Operations12714010,7918,7570$79.77$2.54
May 2024Formentera Operations15816011,9699,8090$80.02$2.12
Apr 2024Formentera Operations15714011,7289,6640$85.35$1.60
Mar 2024Formentera Operations10110811,9889,8920$81.28$1.49
Feb 2024Formentera Operations12415811,3319,3700$77.25$1.72
Jan 2024Formentera Operations19622510,5288,6460$74.15$3.18
Dec 2023Formentera Operations39535511,9709,8810$71.90$2.52
Nov 2023Formentera Operations38239211,7619,7200$77.69$2.71
Oct 2023Formentera Operations35437712,25510,1830$85.64$2.98
Sep 2023Formentera Operations21922612,00710,0870$89.43$2.64
Aug 2023Formentera Operations43250012,74210,5620$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

OperatorFormentera Operations LLCFieldStiles Ranch (Granite Wash Cons)CountyWheeler County

Formentera Operations LLC in Wheeler County

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Stiles Ranch (Granite Wash Cons) field

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