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Producing

RAILWAY RANCH "18"

Railway Ranch "18" is an oil lease in Upton County, Texas, operated by Winn Operating, LLC in the Spraberry (Trend Area) field.

16 wells

9,015bbl oil, last 12 months−13% vs prior year
Operator
Winn Operating, LLC
County
Upton County
Field
Spraberry (Trend Area)
RRC lease
7C-16195

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Where it sits

This county

Upton CountyUptonMidlandCraneGlasscockReaganEctorUpton County
Upton County
Gas, last 12 months
26,915 mcf
Oil in Jul 2026
1,019 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Winn Operating, LLC took over from Cog Operating LLC in Jun 2025.

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

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Production by month

Oil output fell 13% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 13% over the last 12 monthsMonthly oil production and gas for RAILWAY RANCH "18", Aug 2023 to Jul 2026. Oil output fell 13% over the last 12 months. 9,015 bbl in the 12 months through Jul 2026, against 10,365 bbl in the 12 months before.Last 12 months: 9,015 bblbbl per monthmcf per month005002,5001,0005,0001,5007,5002,00010k2,50012.5kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 13% over the last 12 monthsMonthly oil production and gas for RAILWAY RANCH "18", Aug 2023 to Jul 2026. Oil output fell 13% over the last 12 months. 9,015 bbl in the 12 months through Jul 2026, against 10,365 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month005002,5001,0005,0001,5007,5002,00010k2,50012.5kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Mar 2026 the lease's gas goes to a processing plant instead of lease fuel

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
Since Mar 2026 the lease's gas goes to a processing plant instead of lease fuelShare of RAILWAY RANCH "18" gas by disposition code each month, Aug 2023 to Jul 2026. Since Mar 2026 the lease's gas goes to a processing plant instead of lease fuel.Share of the lease’s gas by disposition code, per month0%50%100%Mar 2026: fuel to plantOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Mar 2026 the lease's gas goes to a processing plant instead of lease fuelShare of RAILWAY RANCH "18" gas by disposition code each month, Aug 2023 to Jul 2026. Since Mar 2026 the lease's gas goes to a processing plant instead of lease fuel.Share of gas by disposition code0%50%100%Mar 26: fuel to plantJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    97% · 26,111 mcf

  • Lease fuel (1)

    3.0% · 804 mcf

Who has run this lease

The operator changed once, most recently in Jun 2025

Operators of this lease over timeCog Operating LLC, Jan 2020 to May 2025; Winn Operating, LLC, Jun 2025 to Jul 20262020202120222023202420252026Changed Jun 2025Cog Operating LLCJan 2020 to May 2025Winn Operating, LLCJun 2025 to now
Operators of this lease over timeCog Operating LLC, Jan 2020 to May 2025; Winn Operating, LLC, Jun 2025 to Jul 20262020202120222023202420252026Changed Jun 2025Cog Operating LLCJan 2020 to May 2025Winn Operating, LLCJun 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

16 wells on this lease

Wells on RAILWAY RANCH "18"
API numberWell no.Status
42-461-351631Active
42-461-353402Shut-in
42-461-354833Active
42-461-356274Active
42-461-363075Active
42-461-365257Active
42-461-365956Active
42-461-366068Active
42-461-3671114Active
42-461-3687315Active
42-461-3702110Active
42-461-3711711Active
42-461-371389Active
42-461-3727213Active
42-461-3728012Active
42-461-3728116Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Enlink Crude Marketing, LLCOilGathers100May 1, 2017
Targa Pl Mid-Cont Westtex LLCCasinghead gasBuys100May 1, 2017
Targa Pl Mid-Cont Westtex LLCCasinghead gasGathers100May 1, 2017

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

Who buys my oilOil price check

657.50 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 657.5 and 658.97 acres. Use the acres from your own division order for the well you are paid on.

  • Good to know

    16 wells are listed on this lease

    Each well can have its own unit. The decimal for one well does not have to equal the decimal for another.

Check your decimal on this lease
Permits for Railway Ranch "18"
API numberWell no.Acreson the permit
42-461-3728012657.50
42-461-3728116657.50
42-461-3727213657.50
42-461-371389657.50
42-461-3711711657.50
42-461-3702110657.50
42-461-3687315657.50
42-461-3671114657.50
42-461-366068657.50
42-461-365956657.50
42-461-365257657.50
42-461-363075658.97

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

Unit decimal checker

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36 months, newest first

Ledger for RAILWAY RANCH "18"
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Winn Operating,1,0191,0194074070$80.46$2.89
Jun 2026Winn Operating,1,3471,34798980$84.81$3.15
May 2026Winn Operating,42870050500$102.13$2.94
Apr 2026Winn Operating,35920622220$100.32$2.77
Mar 2026Winn Operating,23128411110$91.38$3.04
Feb 2026Winn Operating,16102050$64.51$3.62
Jan 2026Winn Operating,447436146860$60.04$7.72
Dec 2025Winn Operating,6626623,0672,7460$57.97$4.26
Nov 2025Winn Operating,1,0621,0625,2515,2510$60.06$3.79
Oct 2025Winn Operating,9829825,5295,2160$60.89$3.19
Sep 2025Winn Operating,1,0631,0637,1537,1530$63.96$2.97
Aug 2025Winn Operating,1,2541,4975,1615,0660$64.86$2.91
Jul 2025Winn Operating,24306,21000$68.39$3.20
Jun 2025Winn Operating,5396685,87700$68.17$3.02
May 2025Cog Operating9559886,9136,9130$62.17$3.12
Apr 2025Cog Operating8718156,5126,5120$63.54$3.42
Mar 2025Cog Operating9919836,9246,8550$68.24$4.12
Feb 2025Cog Operating1,2281,4016,2436,1790$71.53$4.19
Jan 2025Cog Operating1,5851,6137,2947,2230$75.74$4.13
Dec 2024Cog Operating1,1831,0356,9166,8450$70.12$3.01
Nov 2024Cog Operating9451,0127,0116,9420$69.95$2.12
Oct 2024Cog Operating1281673,7403,6850$71.99$2.20
Sep 2024Cog Operating7036506,2486,1790$70.24$2.28
Aug 2024Cog Operating9941,1258,9368,8650$76.68$1.99
Jul 2024Cog Operating1,2431,14310,61610,5450$81.80$2.07
Jun 2024Cog Operating1,1341,20610,41610,3470$79.77$2.54
May 2024Cog Operating985885000$80.02$2.12
Apr 2024Cog Operating8638358,8478,587200$85.35$1.60
Mar 2024Cog Operating9561,06210,10910,0380$81.28$1.49
Feb 2024Cog Operating1,0911,20710,19010,1230$77.25$1.72
Jan 2024Cog Operating1,1751,10011,11311,0420$74.15$3.18
Dec 2023Cog Operating1,2431,32711,48611,4150$71.90$2.52
Nov 2023Cog Operating1,1531,51210,89310,8240$77.69$2.71
Oct 2023Cog Operating1,36085611,57411,5030$85.64$2.98
Sep 2023Cog Operating1,1801,02111,10411,0350$89.43$2.64
Aug 2023Cog Operating1,1721,39311,38211,3110$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

OperatorWinn Operating, LLCFieldSpraberry (Trend Area)CountyUpton County

Winn Operating, LLC in Upton County

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Spraberry (Trend Area) field

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