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Royalty Clerk

Texas gas well

Producing

RANCHO GRANDE TRUST UNIT NO. 1

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

Gas well dossier

37,450mcf gas, last 12 months−64% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-294463

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Oil, last 12 months
10,931 bbl
Gas in Jul 2026
3,295 mcf

Production by month

Gas output fell 64% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 64% over the last 12 monthsMonthly gas production and oil for RANCHO GRANDE TRUST UNIT NO. 1, Aug 2023 to Jul 2026. Gas output fell 64% over the last 12 months. 37,450 mcf in the 12 months through Jul 2026, against 104,172 mcf in the 12 months before.Last 12 months: 37,450 mcfmcf per monthbbl per month005,0001,00010k2,00015k3,00020k4,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 64% over the last 12 monthsMonthly gas production and oil for RANCHO GRANDE TRUST UNIT NO. 1, Aug 2023 to Jul 2026. Gas output fell 64% over the last 12 months. 37,450 mcf in the 12 months through Jul 2026, against 104,172 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month005,0001,00010k2,00015k3,00020k4,000Jan 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% · 34,808 mcf

  • Lease fuel (1)

    19% · 8,036 mcf

  • Flared (4)

    0.8% · 362 mcf

0.8% of the gas flared in the last 12 months. No month above 3%.

Wells on this lease

No wells are linked to this lease in our data

Production is still reported at lease level.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Marathon Oil Ef LLCCondensateGathers25Dec 3, 2017
Plains Pipeline L.p.CondensateGathers25Dec 3, 2017
Statewide Crude Inc.CondensateGathers25Dec 3, 2017
Trafigura Trading LLCCondensateGathers25Dec 3, 2017
Marathon Oil Ef LLCGas-well gasBuys100Dec 3, 2017
Marathon Oil Ef LLCGas-well gasGathers100Dec 3, 2017

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

Who buys my oilOil price check

619.95 acres on the newest permit

Check your decimal on this lease
Permits for Rancho Grande Trust Unit No. 1
API numberWell no.Acreson the permit
42-255-355039H619.95

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 20268048403,2952,5448$80.46$2.89
Jun 20261,7891,7256,0104,76215$84.81$3.15
May 202634000$102.13$2.94
Apr 202645941601290$100.32$2.77
Mar 20261,3841,3783,9403,21237$91.38$3.04
Feb 20261,1571,1422,9182,39712$64.51$3.62
Jan 20261,0541,0523,7543,02272$60.04$7.72
Dec 20259349472,8592,31027$57.97$4.26
Nov 20251,3781,3804,8533,97315$60.06$3.79
Oct 20251,2781,2414,8583,97924$60.89$3.19
Sep 202513515735528510$63.96$2.97
Aug 20259709724,4483,61781$64.86$2.91
Jul 20251,1011,1115,7564,57861$68.39$3.20
Jun 20251,4281,4226,9385,50234$68.17$3.02
May 20251,3851,3907,1235,74517$62.17$3.12
Apr 20251,6591,6647,2475,95223$63.54$3.42
Mar 20251,9691,9697,8746,60414$68.24$4.12
Feb 20251,8661,8648,0126,604112$71.53$4.19
Jan 20252,0952,0978,2076,90351$75.74$4.13
Dec 20242,2902,28810,2008,67918$70.12$3.01
Nov 20242,2092,2069,8358,33117$69.95$2.12
Oct 20242,3112,31111,2379,60329$71.99$2.20
Sep 20242,3532,36010,1628,77821$70.24$2.28
Aug 20242,7292,72911,5819,94424$76.68$1.99
Jul 20242,8982,89012,07310,41939$81.80$2.07
Jun 20243,0313,03712,02010,47615$79.77$2.54
May 20243,5713,57113,15511,56935$80.02$2.12
Apr 20243,4603,45210,8149,452108$85.35$1.60
Mar 20243,9523,95914,72212,85786$81.28$1.49
Feb 20243,2713,2408,4187,49733$77.25$1.72
Jan 20246366523,5473,06537$74.15$3.18
Dec 20231,5791,5748,3897,39547$71.90$2.52
Nov 20231,6061,6037,7306,75311$77.69$2.71
Oct 20231,8681,8599,2058,13039$85.64$2.98
Sep 20239789739,2488,1857$89.43$2.64
Aug 20235675689,1948,06827$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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