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Texas oil lease

Producing

RANCHO GRANDE TRUST UNIT NO. 1

Rancho Grande Trust Unit No. 1 is an oil lease in Karnes County, Texas, operated by Marathon Oil Ef LLC in the Sugarkane (Eagle Ford) field.

12 wells

8,825bbl oil, last 12 months−54% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-11207

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Gas, last 12 months
24,870 mcf
Oil in Jul 2026
372 bbl

Production by month

Oil output fell 54% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 54% over the last 12 monthsMonthly oil production and gas for RANCHO GRANDE TRUST UNIT NO. 1, Aug 2023 to Jul 2026. Oil output fell 54% over the last 12 months. 8,825 bbl in the 12 months through Jul 2026, against 19,063 bbl in the 12 months before.Last 12 months: 8,825 bblbbl per monthmcf per month001,0002,5002,0005,0003,0007,5004,00010k5,00012.5kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 54% over the last 12 monthsMonthly oil production and gas for RANCHO GRANDE TRUST UNIT NO. 1, Aug 2023 to Jul 2026. Oil output fell 54% over the last 12 months. 8,825 bbl in the 12 months through Jul 2026, against 19,063 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,0002,5002,0005,0003,0007,5004,00010k5,00012.5kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

81% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
81% of the gas went to a processing plant in the last 12 monthsShare of RANCHO GRANDE TRUST UNIT NO. 1 gas by disposition code each month, Aug 2023 to Jul 2026. 81% of the gas went to a processing plant in the last 12 months.Share of the lease’s gas by disposition code, per month0%50%100%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
81% of the gas went to a processing plant in the last 12 monthsShare of RANCHO GRANDE TRUST UNIT NO. 1 gas by disposition code each month, Aug 2023 to Jul 2026. 81% of the gas went to a processing plant 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.

  • Processing plant (3)

    81% · 20,060 mcf

  • Lease fuel (1)

    18% · 4,556 mcf

  • Flared (4)

    1.0% · 254 mcf

1.0% of the gas flared in the last 12 months. No month above 3%.

12 wells on this lease

Wells on RANCHO GRANDE TRUST UNIT NO. 1
API numberWell no.Status
42-255-316551HActive
42-255-342822HActive
42-255-342833HShut-in
42-255-34699501HActive
42-255-34700502HActive
42-255-350124HActive
42-255-350135HActive
42-255-350166HActive
42-255-350207HActive
42-255-355028HActive
42-255-355039HActive
42-255-3550510HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Plains Pipeline L.p.OilGathers85Mar 13, 2016
Marathon Oil Ef LLCOilGathers5Mar 13, 2016
Statewide Crude Inc.OilGathers5Mar 13, 2016
Trafigura Trading LLCOilGathers5Mar 13, 2016
Marathon Oil Ef LLCCasinghead gasBuys100Mar 13, 2016
Marathon Oil Ef LLCCasinghead gasGathers100Mar 13, 2016

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

Who buys my oilOil price check

653.14 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 619.95 and 653.14 acres. Use the acres from your own division order for the well you are paid on.

  • Good to know

    12 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 Rancho Grande Trust Unit No. 1
API numberWell no.Acreson the permit
42-255-316551H653.14
42-255-355028H619.95
42-255-355039H619.95
42-255-3550510H619.95
42-255-350207H619.95
42-255-350124H619.95
42-255-350135H619.95
42-255-350166H619.95
42-255-34699501H619.95
42-255-34700502H619.95
42-255-342822H619.95
42-255-342833H619.95

SourceRailroad Commission drilling permits, Oct 3, 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 RANCHO GRANDE TRUST UNIT NO. 1
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20263723801,9031,4695$80.46$2.89
Jun 20265905982,0091,5925$84.81$3.15
May 20268348342,2991,86319$102.13$2.94
Apr 20269329392,1301,7106$100.32$2.77
Mar 20269799692,1881,78420$91.38$3.04
Feb 20266746639527824$64.51$3.62
Jan 20265545601,8731,50836$60.04$7.72
Dec 20257427481,3301,07413$57.97$4.26
Nov 20259349312,4852,0348$60.06$3.79
Oct 20257387372,3361,91312$60.89$3.19
Sep 20256266272,6242,10276$63.96$2.97
Aug 20258508532,7412,22950$64.86$2.91
Jul 20251,0021,0142,9292,33031$68.39$3.20
Jun 20251,4081,4293,5442,81117$68.17$3.02
May 20252,5342,5084,0973,30410$62.17$3.12
Apr 20251,4571,4713,0142,47510$63.54$3.42
Mar 20252,2192,2083,8363,2177$68.24$4.12
Feb 20251,6141,6243,3152,73346$71.53$4.19
Jan 20252,4432,4293,3182,79021$75.74$4.13
Dec 20241,7581,7494,9644,2249$70.12$3.01
Nov 20241,2801,2682,9512,5005$69.95$2.12
Oct 20247377441,4561,2444$71.99$2.20
Sep 20241,1421,1472,1991,8995$70.24$2.28
Aug 20241,4691,4692,6692,2916$76.68$1.99
Jul 20241,5741,5644,2543,67114$81.80$2.07
Jun 20241,1721,1803,6983,2235$79.77$2.54
May 20241,7731,7744,9984,39613$80.02$2.12
Apr 20241,8771,8763,4082,97934$85.35$1.60
Mar 20242,4922,5095,8095,07334$81.28$1.49
Feb 20243,0343,0115,2933,78151$77.25$1.72
Jan 20249659834,6183,239106$74.15$3.18
Dec 20232,0242,0268,1155,246134$71.90$2.52
Nov 20232,6742,6658,0005,44021$77.69$2.71
Oct 20232,7552,75310,3627,79190$85.64$2.98
Sep 20232,4702,46610,1217,86310$89.43$2.64
Aug 20232,2892,29412,44510,11655$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

OperatorMarathon Oil Ef LLCFieldSugarkane (Eagle Ford)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

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Sugarkane (Eagle Ford) field

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