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Royalty Clerk

Texas gas well

Producing

MAY UNIT 1

May Unit 1 is a gas well in Karnes County, Texas, operated by Marathon Oil Ef LLC in the Sugarkane (Eagle Ford) field.

Gas well dossier

43,836mcf gas, last 12 months−42% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-294410

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Oil, last 12 months
8,762 bbl
Gas in Jul 2026
223 mcf

Production by month

Gas output fell 42% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 42% over the last 12 monthsMonthly gas production and oil for MAY UNIT 1, Aug 2023 to Jul 2026. Gas output fell 42% over the last 12 months. 43,836 mcf in the 12 months through Jul 2026, against 75,382 mcf in the 12 months before.Last 12 months: 43,836 mcfmcf per monthbbl per month002,5005005,0001,0007,5001,50010k2,00012.5k2,500Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 42% over the last 12 monthsMonthly gas production and oil for MAY UNIT 1, Aug 2023 to Jul 2026. Gas output fell 42% over the last 12 months. 43,836 mcf in the 12 months through Jul 2026, against 75,382 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month002,5005005,0001,0007,5001,50010k2,00012.5k2,500Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

71% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
71% of the gas went to a processing plant in the last 12 monthsShare of MAY UNIT 1 gas by disposition code each month, Aug 2023 to Jul 2026. 71% 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
71% of the gas went to a processing plant in the last 12 monthsShare of MAY UNIT 1 gas by disposition code each month, Aug 2023 to Jul 2026. 71% 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)

    71% · 36,560 mcf

  • Lease fuel (1)

    28% · 14,106 mcf

  • Flared (4)

    1.0% · 512 mcf

1.0% 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
Enterprise Crude Oil LLCCondensateGathers25Jun 20, 2018
Harvest Midstream CompanyCondensateGathers25Jun 20, 2018
Plains Pipeline L.p.CondensateGathers20Jun 20, 2018
Reynolds Energy Transport LLCCondensateGathers15Jun 20, 2018
Trafigura Trading LLCCondensateGathers15Jun 20, 2018
Marathon Oil Ef LLCGas-well gasBuys100Jun 20, 2018
Marathon Oil Ef LLCGas-well gasGathers100Jun 20, 2018

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

Who buys my oilOil price check

742.24 acres on the newest permit

Check your decimal on this lease
Permits for May Unit 1
API numberWell no.Acreson the permit
42-255-355939H742.24

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 MAY UNIT 1
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261812782231491$80.46$2.89
Jun 20261,5181,5256,8444,79524$84.81$3.15
May 20261,5771,4597,6785,26151$102.13$2.94
Apr 202642464893233$100.32$2.77
Mar 20261071498365838$91.38$3.04
Feb 20265375242,1251,45540$64.51$3.62
Jan 20265846573,0172,07367$60.04$7.72
Dec 20251,6481,6465,8704,35037$57.97$4.26
Nov 20251,7251,6889,0496,78844$60.06$3.79
Oct 20258417717,7055,811205$60.89$3.19
Sep 202522000$63.96$2.97
Aug 2025032000$64.86$2.91
Jul 20255475781,5721,0466$68.39$3.20
Jun 20251,5611,6275,7703,92626$68.17$3.02
May 20251,6031,5665,8203,86930$62.17$3.12
Apr 20251,7541,7875,3013,50121$63.54$3.42
Mar 20252,0401,9655,9704,08920$68.24$4.12
Feb 20257938633,0502,05136$71.53$4.19
Jan 20251,8701,83110,7367,277182$75.74$4.13
Dec 20241,4921,5235,7923,91220$70.12$3.01
Nov 20241,9011,9155,6253,85329$69.95$2.12
Oct 20242,2492,2457,8235,40443$71.99$2.20
Sep 20242,3432,3267,9175,39019$70.24$2.28
Aug 20242,1902,17510,0066,85734$76.68$1.99
Jul 20241,6111,5899,9567,01156$81.80$2.07
Jun 20241,2931,2928,4795,96229$79.77$2.54
May 20241,5621,59311,2037,84954$80.02$2.12
Apr 20241,9031,85911,4057,449115$85.35$1.60
Mar 20241,1021,1137,5575,36932$81.28$1.49
Feb 20241,3381,3327,2626,37213$77.25$1.72
Jan 20241,0331,0326,1025,41726$74.15$3.18
Dec 20231,2011,1926,5545,75011$71.90$2.52
Nov 20231,1571,1736,5205,70822$77.69$2.71
Oct 20231,4641,4698,9768,01512$85.64$2.98
Sep 20231,6241,6299,5168,50210$89.43$2.64
Aug 20231,8531,87512,13710,85229$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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