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Texas gas well

Producing

MAY B UNIT

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

1 well

15,104mcf gas, last 12 months+37% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-277101

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Oil, last 12 months
8,031 bbl
Gas in Jul 2026
3,086 mcf

Production by month

Gas output rose 37% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output rose 37% over the last 12 monthsMonthly gas production and oil for MAY B UNIT, Aug 2023 to Jul 2026. Gas output rose 37% over the last 12 months. 15,104 mcf in the 12 months through Jul 2026, against 11,027 mcf in the 12 months before.Last 12 months: 15,104 mcfmcf per monthbbl per month001,0005002,0001,0003,0001,5004,0002,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output rose 37% over the last 12 monthsMonthly gas production and oil for MAY B UNIT, Aug 2023 to Jul 2026. Gas output rose 37% over the last 12 months. 15,104 mcf in the 12 months through Jul 2026, against 11,027 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month001,0005002,0001,0003,0001,5004,0002,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Jan 2024 the lease's gas goes to a processing plant instead of lease fuel

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
Since Jan 2024 the lease's gas goes to a processing plant instead of lease fuelShare of MAY B UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Jan 2024 the lease's gas goes to a processing plant instead of lease fuel.Share of the lease’s gas by disposition code, per month0%50%100%Jan 2024: fuel to plantOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Jan 2024 the lease's gas goes to a processing plant instead of lease fuelShare of MAY B UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Jan 2024 the lease's gas goes to a processing plant instead of lease fuel.Share of gas by disposition code0%50%100%Jan 24: fuel to plantJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    85% · 12,888 mcf

  • Lease fuel (1)

    14% · 2,161 mcf

  • Flared (4)

    0.4% · 55 mcf

0.4% of the gas flared in the last 12 months. No month above 3%.

1 well on this lease

Wells on MAY B UNIT
API numberWell no.Status
42-255-340287HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCCondensateGathers25Jul 1, 2022–
Plains Pipeline L.p.CondensateGathers25Jul 1, 2022–
Reynolds Energy Transport LLCCondensateGathers25Jul 1, 2022–
Trafigura Trading LLCCondensateGathers25Jul 1, 2022–
Marathon Oil Ef LLCGas-well gasBuys100Jan 20, 2015–
Marathon Oil Ef LLCGas-well gasGathers100Jan 20, 2015–
Enterprise Crude Oil LLCCondensateGathers5Sep 6, 2018Jul 1, 2022
Gulfmark Energy, Inc.CondensateGathers10Jan 20, 2015Jul 1, 2022
Plains Pipeline L.p.CondensateGathers80Sep 6, 2018Jul 1, 2022
Trafigura Trading LLCCondensateGathers5Sep 6, 2018Jul 1, 2022

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

Who buys my oilOil price check

1,179.55 acres on the newest permit

Permits for May B Unit
API numberWell no.Acreson the permit
42-255-340287H1,179.55

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 MAY B UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261,3551,2913,0862,5488$80.46$2.89
Jun 202654852861500$84.81$3.15
May 202626525130250$102.13$2.94
Apr 202614013118150$100.32$2.77
Mar 20262539430$91.38$3.04
Feb 20261771861,2781,0635$64.51$3.62
Jan 20263774081,6191,36710$60.04$7.72
Dec 20251,0101,0241,5651,3376$57.97$4.26
Nov 20251,0171,0251,8031,5627$60.06$3.79
Oct 20251,0931,0572,0161,7643$60.89$3.19
Sep 20258869121,6151,4096$63.96$2.97
Aug 20251,1381,0992,0091,74510$64.86$2.91
Jul 20251,1291,1182,2951,98713$68.39$3.20
Jun 20251,0871,0871,7421,5103$68.17$3.02
May 20251,1631,1642,0281,7403$62.17$3.12
Apr 20251,1691,1542,8952,5205$63.54$3.42
Mar 202521922083710$68.24$4.12
Feb 20252782731361190$71.53$4.19
Jan 202501000$75.74$4.13
Dec 20246667111960$70.12$3.01
Nov 20242332385684842$69.95$2.12
Oct 20244804731,1699883$71.99$2.20
Sep 202400000$70.24$2.28
Aug 202400000$76.68$1.99
Jul 202400000$81.80$2.07
Jun 20242023430$79.77$2.54
May 2024352352106920$80.02$2.12
Apr 20243994161,3191,12816$85.35$1.60
Mar 20249058892,6152,24613$81.28$1.49
Feb 2024146153112911$77.25$1.72
Jan 20245825795673517$74.15$3.18
Dec 20234734775342259$71.90$2.52
Nov 20235675676153294$77.69$2.71
Oct 20236146167644758$85.64$2.98
Sep 20238468391,4371,0924$89.43$2.64
Aug 20234164176433005$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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