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Producing

TXL WEST "35"

TXL West "35" is an oil lease in Upton County, Texas, operated by Firebird Energy II LLC in the Spraberry (Trend Area) field.

11 wells

8,137bbl oil, last 12 months−48% vs prior year
Operator
Firebird Energy II LLC
County
Upton County
Field
Spraberry (Trend Area)
RRC lease
7C-17566

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Where it sits

This county

Upton CountyUptonMidlandCraneGlasscockReaganEctorUpton County
Upton County
Gas, last 12 months
35,389 mcf
Oil in Jul 2026
55 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Firebird Energy II LLC took over from Cog Operating LLC in Oct 2024.

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

See why checks stop on this lease

Production by month

Oil output fell 48% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 48% over the last 12 monthsMonthly oil production and gas for TXL WEST "35", Aug 2023 to Jul 2026. Oil output fell 48% over the last 12 months. 8,137 bbl in the 12 months through Jul 2026, against 15,776 bbl in the 12 months before.Last 12 months: 8,137 bblbbl per monthmcf per month005002,5001,0005,0001,5007,5002,00010k2,50012.5kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 48% over the last 12 monthsMonthly oil production and gas for TXL WEST "35", Aug 2023 to Jul 2026. Oil output fell 48% over the last 12 months. 8,137 bbl in the 12 months through Jul 2026, against 15,776 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 Oct 2024 the lease's gas goes to a transmission line instead of a processing plant

Flaring peaked at 26.1% of the gas in Oct 2024.

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Oct 2024 the lease's gas goes to a transmission line instead of a processing plantShare of TXL WEST "35" gas by disposition code each month, Aug 2023 to Jul 2026. Since Oct 2024 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 26.1% of the gas in Oct 2024.Share of the lease’s gas by disposition code, per month0%50%100%Oct 2024: plant to lineFlared 26.1%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Oct 2024 the lease's gas goes to a transmission line instead of a processing plantShare of TXL WEST "35" gas by disposition code each month, Aug 2023 to Jul 2026. Since Oct 2024 the lease's gas goes to a transmission line instead of a processing plant. Flaring peaked at 26.1% of the gas in Oct 2024.Share of gas by disposition code0%50%100%Oct 24: plant to lineFlared 26.1%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    95% · 33,723 mcf

  • Flared (4)

    4.7% · 1,666 mcf

4.7% of the gas flared in the last 12 months. 2 months above 3%.

Who has run this lease

The operator changed once, most recently in Oct 2024

Operators of this lease over timeCog Operating LLC, Jan 2020 to Sep 2024; Firebird Energy II LLC, Oct 2024 to Jul 20262020202120222023202420252026Changed Oct 2024Cog Operating LLCJan 2020 to Sep 2024Firebird Energy II LLCOct 2024 to now
Operators of this lease over timeCog Operating LLC, Jan 2020 to Sep 2024; Firebird Energy II LLC, Oct 2024 to Jul 20262020202120222023202420252026Changed Oct 2024Cog Operating LLCJan 2020 to Sep 2024Firebird Energy II LLCOct 2024 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

11 wells on this lease

Wells on TXL WEST "35"
API numberWell no.Status
42-461-373485Shut-in
42-461-373498Shut-in
42-461-374447Shut-in
42-461-376132Active
42-461-376193Active
42-461-3762312Shut-in
42-461-377949Shut-in
42-461-379686Shut-in
42-461-3797015Shut-in
42-461-383831Active
42-461-3855911Shut-in

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

638.30 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 638.3 and 640 acres. Use the acres from your own division order for the well you are paid on.

  • Good to know

    11 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.

  • 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 TXL West "35"
API numberWell no.Acreson the permit
42-461-3855911638.30
42-461-383831638.30
42-461-3797015638.30
42-461-379686638.30
42-461-377949638.30
42-461-3762312638.30
42-461-376193638.30
42-461-376132638.30
42-461-374447640
42-461-373485640
42-461-373498640

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

Unit decimal checker

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36 months, newest first

Ledger for TXL WEST "35"
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Firebird Energy5532972970$80.46$2.89
Jun 2026Firebird Energy1062172452450$84.81$3.15
May 2026Firebird Energy5727572,4452,4450$102.13$2.94
Apr 2026Firebird Energy1,6701,4825,8325,8320$100.32$2.77
Mar 2026Firebird Energy1,9251,9556,4644,7981,666$91.38$3.04
Feb 2026Firebird Energy1,3171,2704,7514,7510$64.51$3.62
Jan 2026Firebird Energy9051,0134,7174,7170$60.04$7.72
Dec 2025Firebird Energy7026804,1984,1980$57.97$4.26
Nov 2025Firebird Energy3162833,0413,0410$60.06$3.79
Oct 2025Firebird Energy3372401,6791,6790$60.89$3.19
Sep 2025Firebird Energy1521131,0801,0800$63.96$2.97
Aug 2025Firebird Energy80726406400$64.86$2.91
Jul 2025Firebird Energy1802491,7601,7600$68.39$3.20
Jun 2025Firebird Energy8368316,5496,5490$68.17$3.02
May 2025Firebird Energy1,3431,3548,5068,5060$62.17$3.12
Apr 2025Firebird Energy1,6611,6639,1779,1770$63.54$3.42
Mar 2025Firebird Energy1,6151,7079,2339,2330$68.24$4.12
Feb 2025Firebird Energy1,4391,4258,0488,0480$71.53$4.19
Jan 2025Firebird Energy1,3211,2968,0538,0530$75.74$4.13
Dec 2024Firebird Energy1,2711,2468,3678,3670$70.12$3.01
Nov 2024Firebird Energy1,7461,8168,7508,7500$69.95$2.12
Oct 2024Firebird Energy1,3001,1889,2826,8602,422$71.99$2.20
Sep 2024Cog Operating1,4941,5609,4869,3480$70.24$2.28
Aug 2024Cog Operating1,5701,56610,37510,2320$76.68$1.99
Jul 2024Cog Operating1,6201,62010,56010,4170$81.80$2.07
Jun 2024Cog Operating1,6141,58110,31410,1760$79.77$2.54
May 2024Cog Operating1,7291,715000$80.02$2.12
Apr 2024Cog Operating1,7881,78010,25510,1170$85.35$1.60
Mar 2024Cog Operating1,9401,95310,35310,2100$81.28$1.49
Feb 2024Cog Operating1,7221,6479,4959,3620$77.25$1.72
Jan 2024Cog Operating1,9322,30510,44610,3030$74.15$3.18
Dec 2023Cog Operating2,1141,80711,10010,9570$71.90$2.52
Nov 2023Cog Operating2,3212,84310,97410,8360$77.69$2.71
Oct 2023Cog Operating1,3508178,8538,7700$85.64$2.98
Sep 2023Cog Operating1,9852,09411,33711,1990$89.43$2.64
Aug 2023Cog Operating1,9421,78611,26211,1190$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

OperatorFirebird Energy II LLCFieldSpraberry (Trend Area)CountyUpton County

Firebird Energy II LLC in Upton County

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Spraberry (Trend Area) field

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