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Texas oil lease

Producing

MUMME-TCU UNIT

Mumme-Tcu Unit is an oil lease in La Salle County, Texas, operated by Verdun Oil Ef II LLC in the Eagleville (Eagle Ford-1) field.

3 wells

15,503bbl oil, last 12 months−11% vs prior year
Operator
Verdun Oil Ef II LLC
County
La Salle County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-16479

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Where it sits

This county

La Salle CountyLa SalleZavalaAtascosaMcMullenDimmitFrioLa Salle County
La Salle County
Gas, last 12 months
53,185 mcf
Oil in Jul 2026
1,241 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Verdun Oil Ef II LLC took over from Ep Energy E&P Company, LLC in Mar 2025.

  • P-5

    The previous operator's P-5 registration is listed as inactive since Nov 17, 2025 (last P-5 filed Mar 20, 2025).

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 11% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 11% over the last 12 monthsMonthly oil production and gas for MUMME-TCU UNIT, Aug 2023 to Jul 2026. Oil output fell 11% over the last 12 months. 15,503 bbl in the 12 months through Jul 2026, against 17,502 bbl in the 12 months before.Last 12 months: 15,503 bblbbl per monthmcf per month005002,0001,0004,0001,5006,0002,0008,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 11% over the last 12 monthsMonthly oil production and gas for MUMME-TCU UNIT, Aug 2023 to Jul 2026. Oil output fell 11% over the last 12 months. 15,503 bbl in the 12 months through Jul 2026, against 17,502 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month005002,0001,0004,0001,5006,0002,0008,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Feb 2026 the lease's gas goes to a transmission line instead of lease fuel

Flaring peaked at 9.8% of the gas in May 2026.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Feb 2026 the lease's gas goes to a transmission line instead of lease fuelShare of MUMME-TCU UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Feb 2026 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 9.8% of the gas in May 2026.Share of the lease’s gas by disposition code, per month0%50%100%Feb 2026: fuel to lineFlared 9.8%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Feb 2026 the lease's gas goes to a transmission line instead of lease fuelShare of MUMME-TCU UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Feb 2026 the lease's gas goes to a transmission line instead of lease fuel. Flaring peaked at 9.8% of the gas in May 2026.Share of gas by disposition code0%50%100%Feb 26: fuel to lineFlared 9.8%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    56% · 29,921 mcf

  • Lease fuel (1)

    39% · 20,631 mcf

  • Flared (4)

    5.0% · 2,633 mcf

5.0% of the gas flared in the last 12 months. 14 months above 3%.

Who has run this lease

The operator changed 2 times, most recently in Mar 2025

Operators of this lease over timeEp Energy E&P Company, L.P., Jan 2020 to Apr 2022; Ep Energy E&P Company, LLC, May 2022 to Feb 2025; Verdun Oil Ef II LLC, Mar 2025 to Jul 20262020202120222023202420252026Changed May 2022Changed Mar 2025Ep Energy E&P Company, L.P.Jan 2020 to Apr 2022Ep Energy E&P Company, LLCMay 2022 to Feb 2025Verdun Oil Ef II LLCMar 2025 to now
Operators of this lease over timeEp Energy E&P Company, L.P., Jan 2020 to Apr 2022; Ep Energy E&P Company, LLC, May 2022 to Feb 2025; Verdun Oil Ef II LLC, Mar 2025 to Jul 20262020202120222023202420252026Changed May 2022Changed Mar 2025Ep Energy E&P Company, L.P.Jan 2020 to Apr 2022Ep Energy E&P Company, LLCMay 2022 to Feb 2025Verdun Oil Ef II LLCMar 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

3 wells on this lease

Wells on MUMME-TCU UNIT
API numberWell no.Status
42-283-3352470HActive
42-283-3352571HActive
42-283-3356372HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Eastex Crude CompanyOilGathers50Feb 1, 2018
Shell Trading (Us) CompanyOilGathers50Feb 1, 2018
Dcp Operating Company, LPCasinghead gasBuys100Feb 1, 2018
Dcp Operating Company, LPCasinghead gasGathers100Feb 1, 2018

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

Who buys my oilOil price check

593.90 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 Mumme-Tcu Unit
API numberWell no.Acreson the permit
42-283-3356372H593.90
42-283-3352571H593.90
42-283-3352470H593.90

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

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36 months, newest first

Ledger for MUMME-TCU UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Verdun Oil1,2411,2554,2862,48768$80.46$2.89
Jun 2026Verdun Oil1,2331,2083,8582,17682$84.81$3.15
May 2026Verdun Oil1,3151,3144,8242,512471$102.13$2.94
Apr 2026Verdun Oil1,2771,2855,4233,094407$100.32$2.77
Mar 2026Verdun Oil1,3781,3954,6072,260413$91.38$3.04
Feb 2026Verdun Oil1,2951,3114,5472,376158$64.51$3.62
Jan 2026Verdun Oil1,3091,3304,7662,162297$60.04$7.72
Dec 2025Verdun Oil1,2361,2004,9202,59880$57.97$4.26
Nov 2025Verdun Oil1,4281,4173,9932,59752$60.06$3.79
Oct 2025Verdun Oil1,3851,3753,5752,44163$60.89$3.19
Sep 2025Verdun Oil1,0781,3644,2622,692210$63.96$2.97
Aug 2025Verdun Oil1,3281,1874,1242,526332$64.86$2.91
Jul 2025Verdun Oil1,4921,4524,2202,908164$68.39$3.20
Jun 2025Verdun Oil1,6231,5353,9422,77347$68.17$3.02
May 2025Verdun Oil1,4841,5104,2872,899175$62.17$3.12
Apr 2025Verdun Oil1,3901,4593,9432,64676$63.54$3.42
Mar 2025Verdun Oil1,3351,3204,4922,817181$68.24$4.12
Feb 2025Ep Energy1,2371,1924,1882,743181$71.53$4.19
Jan 2025Ep Energy1,3971,4194,7823,30296$75.74$4.13
Dec 2024Ep Energy1,5671,5694,2812,92778$70.12$3.01
Nov 2024Ep Energy1,3671,3434,5773,32740$69.95$2.12
Oct 2024Ep Energy1,4921,5106,1614,25186$71.99$2.20
Sep 2024Ep Energy1,4551,4365,4003,962136$70.24$2.28
Aug 2024Ep Energy1,6631,6985,4713,796234$76.68$1.99
Jul 2024Ep Energy1,6951,6755,0593,509159$81.80$2.07
Jun 2024Ep Energy1,6531,6395,4063,95757$79.77$2.54
May 2024Ep Energy1,8971,9085,2043,67372$80.02$2.12
Apr 2024Ep Energy1,8031,6296,1224,50655$85.35$1.60
Mar 2024Ep Energy1,3661,4703,8112,73758$81.28$1.49
Feb 2024Ep Energy1,6991,6894,4233,05027$77.25$1.72
Jan 2024Ep Energy1,5231,5954,7503,45828$74.15$3.18
Dec 2023Ep Energy1,4121,3757,7995,9167$71.90$2.52
Nov 2023Ep Energy1,2201,2177,4475,77952$77.69$2.71
Oct 2023Ep Energy1,1451,0727,2515,692142$85.64$2.98
Sep 2023Ep Energy1,1471,1934,8423,801165$89.43$2.64
Aug 2023Ep Energy1,3841,3442,6592,13778$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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This lease belongs to

OperatorVerdun Oil Ef II LLCFieldEagleville (Eagle Ford-1)CountyLa Salle County

Verdun Oil Ef II LLC in La Salle County

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Eagleville (Eagle Ford-1) field

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