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Texas oil lease

Producing

SMITH-WEST UNIT

Smith-West Unit is an oil lease in McMullen County, Texas, operated by Marathon Oil Ef LLC in the Eagleville (Eagle Ford-1) field.

6 wells

7,890bbl oil, last 12 months−46% vs prior year
Operator
Marathon Oil Ef LLC
County
McMullen County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-17034

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Where it sits

This county

McMullen CountyMcMullenLa SalleAtascosaKarnesFrioLive OakMcMullen County
McMullen County
Gas, last 12 months
11,180 mcf
Oil in Jul 2026
464 bbl

Production by month

Oil output fell 46% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 46% over the last 12 monthsMonthly oil production and gas for SMITH-WEST UNIT, Aug 2023 to Jul 2026. Oil output fell 46% over the last 12 months. 7,890 bbl in the 12 months through Jul 2026, against 14,510 bbl in the 12 months before.Last 12 months: 7,890 bblbbl per monthmcf per month005002,0001,0004,0001,5006,0002,0008,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 46% over the last 12 monthsMonthly oil production and gas for SMITH-WEST UNIT, Aug 2023 to Jul 2026. Oil output fell 46% over the last 12 months. 7,890 bbl in the 12 months through Jul 2026, against 14,510 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

65% of the gas went to a processing plant in the last 12 months

Flaring peaked at 3.5% of the gas in Jul 2025.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
65% of the gas went to a processing plant in the last 12 monthsShare of SMITH-WEST UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 65% of the gas went to a processing plant in the last 12 months. Flaring peaked at 3.5% of the gas in Jul 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 3.5%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
65% of the gas went to a processing plant in the last 12 monthsShare of SMITH-WEST UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 65% of the gas went to a processing plant in the last 12 months. Flaring peaked at 3.5% of the gas in Jul 2025.Share of gas by disposition code0%50%100%Flared 3.5%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    65% · 7,317 mcf

  • Lease fuel (1)

    33% · 3,636 mcf

  • Flared (4)

    2.0% · 227 mcf

2.0% of the gas flared in the last 12 months. 5 months above 3%.

6 wells on this lease

Wells on SMITH-WEST UNIT
API numberWell no.Status
42-297-353306HShut-in
42-311-353272HActive
42-311-353284HActive
42-311-353295HActive
42-311-353301HShut-in
42-311-353313HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Dcp Operating Company, LPOilGathers20Jan 1, 2023–
Eastex Crude Company, LLCOilGathers20Jan 1, 2023–
Energy Transfer CompanyOilGathers20Jan 1, 2023–
Pilot Travel Centers LLCOilGathers20Jan 1, 2023–
Shell Trading (Us) CompanyOilGathers20Jan 1, 2023–
Marathon Oil Ef LLCCasinghead gasBuys100May 10, 2013–
Marathon Oil Ef LLCCasinghead gasGathers100May 10, 2013–
Eastex Crude CompanyOilGathers10May 10, 2013Jan 1, 2023
Enterprise Crude Oil LLCOilGathers40May 10, 2013Jan 1, 2023
Shell Trading (Us) CompanyOilGathers40May 10, 2013Jan 1, 2023
Statewide Crude Inc.OilGathers10May 10, 2013Jan 1, 2023

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

Who buys my oilOil price check

505.18 acres on the newest permit

Permits for Smith-West Unit
API numberWell no.Acreson the permit
42-297-353306H492.27
42-311-353272H505.18
42-311-353284H505.18
42-311-353295H505.18
42-311-353301H505.18
42-311-353313H505.18

SourceRailroad Commission drilling permits, Sep 26, 2026 (source 1, source 2).

Unit decimal checker

What ConocoPhillips told investors it received

Marathon Oil Ef LLC is linked to ConocoPhillips (MRO).
Realized prices reported by ConocoPhillips
QuarterOil$ per bblFiling
Q2 2026$99.40SEC filing
Q1 2026$73.47SEC filing
Q3 2025$66.13SEC filing
Q2 2025$64.23SEC filing
Q1 2025$71.65SEC filing

SourceConocoPhillips quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

36 months, newest first

Ledger for SMITH-WEST UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20264644706734734$80.46$2.89
Jun 20265165137674005$84.81$3.15
May 202640239856731020$102.13$2.94
Apr 20265295297425186$100.32$2.77
Mar 202647047767142222$91.38$3.04
Feb 202696396872548520$64.51$3.62
Jan 20261,0431,03476751416$60.04$7.72
Dec 20256886941,1127929$57.97$4.26
Nov 20257457441,19082416$60.06$3.79
Oct 20256576461,31780640$60.89$3.19
Sep 20256026341,18680538$63.96$2.97
Aug 20258117981,46396831$64.86$2.91
Jul 20251,9731,9821,5231,05854$68.39$3.20
Jun 20251,7281,7142,0141,57320$68.17$3.02
May 20251,1011,1041,5021,20914$62.17$3.12
Apr 20251,0451,0571,8611,48026$63.54$3.42
Mar 20251,0441,0674,8663,73365$68.24$4.12
Feb 20259989784,4663,28399$71.53$4.19
Jan 20251,1641,1645,4954,288159$75.74$4.13
Dec 20241,3451,3355,6244,13723$70.12$3.01
Nov 20249909994,1202,63034$69.95$2.12
Oct 20248938784,7693,77042$71.99$2.20
Sep 20247627574,9854,17254$70.24$2.28
Aug 20241,4671,4614,9234,13885$76.68$1.99
Jul 20248678732,4982,06539$81.80$2.07
Jun 20248568573,0972,45085$79.77$2.54
May 20241,1771,1773,1522,59616$80.02$2.12
Apr 20241,1751,1943,2572,56575$85.35$1.60
Mar 20241,7791,8024,0573,14042$81.28$1.49
Feb 20241,0721,0343,3893,11635$77.25$1.72
Jan 20249849833,1442,86134$74.15$3.18
Dec 20238558553,0442,79429$71.90$2.52
Nov 20239389362,7442,52625$77.69$2.71
Oct 20231,2121,2012,2762,12321$85.64$2.98
Sep 20231,3241,3262,4872,28212$89.43$2.64
Aug 20231,0951,0992,9862,81545$81.39$2.58

Flared above 3%

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

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This lease belongs to

OperatorMarathon Oil Ef LLCFieldEagleville (Eagle Ford-1)CountyMcMullen County

Marathon Oil Ef LLC in McMullen County

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