Skip to content
Royalty Clerk

Texas gas well

Shut in

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

2bbl oil, last 12 months−100% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Sugarkane (Eagle Ford)
RRC lease
02-285056

Is your check right?

Check my statement

Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Oil in Jul 2026
0 bbl
Reporting since
Jan 2020

Production by month

Oil output fell 100% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 100% over the last 12 monthsMonthly oil production and gas for MAY B UNIT, Aug 2023 to Jul 2026. Oil output fell 100% over the last 12 months. 2 bbl in the 12 months through Jul 2026, against 6,413 bbl in the 12 months before.Last 12 months: 2 bblbbl per monthmcf per month002502,0005004,0007506,0001,0008,0001,25010kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 100% over the last 12 monthsMonthly oil production and gas for MAY B UNIT, Aug 2023 to Jul 2026. Oil output fell 100% over the last 12 months. 2 bbl in the 12 months through Jul 2026, against 6,413 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002502,0005004,0007506,0001,0008,0001,25010kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

84% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
84% of the gas went to a processing plant in the last 12 monthsShare of MAY B UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 84% 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
84% of the gas went to a processing plant in the last 12 monthsShare of MAY B UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 84% 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)

    84% · 42,128 mcf

  • Lease fuel (1)

    15% · 7,746 mcf

  • Flared (4)

    0.5% · 228 mcf

0.5% 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
42-255-3563813HShut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Plains Pipeline L.p.CondensateGathers80Dec 12, 2017
Harvest Midstream CompanyCondensateGathers5Dec 12, 2017
Marathon Oil Ef LLCCondensateGathers5Dec 12, 2017
Statewide Crude Inc.CondensateGathers5Dec 12, 2017
Trafigura Trading LLCCondensateGathers5Dec 12, 2017
Marathon Oil Ef LLCGas-well gasBuys100Dec 12, 2017
Marathon Oil Ef LLCGas-well gasGathers100Dec 12, 2017

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
42-255-3563813H1,179.55

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 202600000$80.46$2.89
Jun 202600000$84.81$3.15
May 202600000$102.13$2.94
Apr 202600000$100.32$2.77
Mar 202600000$91.38$3.04
Feb 202600000$64.51$3.62
Jan 202600000$60.04$7.72
Dec 202500000$57.97$4.26
Nov 202500000$60.06$3.79
Oct 202500000$60.89$3.19
Sep 202522000$63.96$2.97
Aug 202503000$64.86$2.91
Jul 202512412323200$68.39$3.20
Jun 2025727013110$68.17$3.02
May 20251823330$62.17$3.12
Apr 202524024944380$63.54$3.42
Mar 20256616627,4076,49925$68.24$4.12
Feb 20257647687,1866,23520$71.53$4.19
Jan 20255075114,0693,24222$75.74$4.13
Dec 20247337376,0504,98227$70.12$3.01
Nov 20247597575,8474,86637$69.95$2.12
Oct 20248978966,7075,59835$71.99$2.20
Sep 20248528536,1585,10731$70.24$2.28
Aug 20247867896,5955,52731$76.68$1.99
Jul 20248788876,4475,43825$81.80$2.07
Jun 20248518426,5825,58832$79.77$2.54
May 20248348396,7105,65035$80.02$2.12
Apr 20248588687,9407,02757$85.35$1.60
Mar 20249569586,9325,83227$81.28$1.49
Feb 20249169085,9905,55212$77.25$1.72
Jan 20247076955,9965,45230$74.15$3.18
Dec 20235835834,5704,05965$71.90$2.52
Nov 20235585864,9434,44333$77.69$2.71
Oct 20231,1411,1459,1348,19528$85.64$2.98
Sep 20231,1671,1478,0937,35515$89.43$2.64
Aug 20238618607,8457,13021$81.39$2.58

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

How to check your stub against this lease

Do your checks match this lease?

Check my statement

Nearby

This lease belongs to

OperatorMarathon Oil Ef LLCFieldSugarkane (Eagle Ford)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

All Marathon Oil Ef LLC leases →

Sugarkane (Eagle Ford) field

All leases in this field →

Leases within 10 km

Drilling permits within 10 km