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MAY-RYAN UNIT A-B 4H PSA

May-Ryan Unit A-B 4H Psa is an oil lease in Karnes County, Texas, operated by Marathon Oil Ef LLC in the Eagleville (Eagle Ford-2) field.

1 well

9,253bbl oil, last 12 months−51% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Eagleville (Eagle Ford-2)
RRC lease
02-11732

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Gas, last 12 months
8,741 mcf
Oil in Jul 2026
14 bbl

Checks stopped on this lease?

  • Sales

    Sales over the last 3 months fell to 4% of the 9 months before.

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

See why checks stop on this lease

Production by month

Oil output fell 51% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 51% over the last 12 monthsMonthly oil production and gas for MAY-RYAN UNIT A-B 4H PSA, Aug 2023 to Jul 2026. Oil output fell 51% over the last 12 months. 9,253 bbl in the 12 months through Jul 2026, against 18,873 bbl in the 12 months before.Last 12 months: 9,253 bblbbl per monthmcf per month001,0001,0002,0002,0003,0003,0004,0004,0005,0005,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 51% over the last 12 monthsMonthly oil production and gas for MAY-RYAN UNIT A-B 4H PSA, Aug 2023 to Jul 2026. Oil output fell 51% over the last 12 months. 9,253 bbl in the 12 months through Jul 2026, against 18,873 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,0001,0002,0002,0003,0003,0004,0004,0005,0005,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

91% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
91% of the gas went to a processing plant in the last 12 monthsShare of MAY-RYAN UNIT A-B 4H PSA gas by disposition code each month, Aug 2023 to Jul 2026. 91% 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
91% of the gas went to a processing plant in the last 12 monthsShare of MAY-RYAN UNIT A-B 4H PSA gas by disposition code each month, Aug 2023 to Jul 2026. 91% 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)

    91% · 14,784 mcf

  • Lease fuel (1)

    8.6% · 1,408 mcf

  • Flared (4)

    0.6% · 97 mcf

0.6% of the gas flared in the last 12 months. No month above 3%.

1 well on this lease

Wells on MAY-RYAN UNIT A-B 4H PSA
API numberWell no.Status
42-255-362504HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCOilGathers25Jul 1, 2022–
Harvest Midstream CompanyOilGathers25Jul 1, 2022–
Reynolds Energy Transport LLCOilGathers25Jul 1, 2022–
Trafigura Trading LLCOilGathers25Jul 1, 2022–
Marathon Oil Ef LLCCasinghead gasBuys100Apr 12, 2019–
Marathon Oil Ef LLCCasinghead gasGathers100Apr 12, 2019–
Enterprise Crude Oil LLCOilGathers1Apr 12, 2019Jul 1, 2022
Gulfmark Energy, Inc.OilGathers1Apr 12, 2019Jul 1, 2022
Harvest Midstream CompanyOilGathers97Apr 12, 2019Jul 1, 2022
Trafigura Trading LLCOilGathers1Apr 12, 2019Jul 1, 2022

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

Who buys my oilOil price check

441.25 acres on the newest permit

  • Worth asking

    A production sharing agreement well is on this lease

    A production sharing agreement divides production by a method the agreement sets. Ask the operator for the agreement and the tract percentage it gives your land.

  • Worth asking

    A Rule 37 case is listed

    The RRC permit records list a Rule 37 case. This does not establish your royalty share. Ask for the permit and unit plat for your well.

Check your decimal on this lease
Permits for May-Ryan Unit A-B 4H Psa
API numberWell no.Acreson the permit
42-255-362504H441.25

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-RYAN UNIT A-B 4H PSA
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026141512110$80.46$2.89
Jun 202681801711501$84.81$3.15
May 2026272739340$102.13$2.94
Apr 202600000$100.32$2.77
Mar 202600000$91.38$3.04
Feb 202600000$64.51$3.62
Jan 20262323540$60.04$7.72
Dec 20253838760$57.97$4.26
Nov 2025026000$60.06$3.79
Oct 20253,1253,1342,0781,8775$60.89$3.19
Sep 20254,0284,0063,3263,03014$63.96$2.97
Aug 20251,9171,9353,1032,79539$64.86$2.91
Jul 20253,8953,8823,2833,00414$68.39$3.20
Jun 20252,6702,6561,9131,73514$68.17$3.02
May 20257797875214724$62.17$3.12
Apr 20252,7792,7721,8311,6666$63.54$3.42
Mar 20251,1261,1215454912$68.24$4.12
Feb 20257476760$71.53$4.19
Jan 2025217222108990$75.74$4.13
Dec 20241,4161,4161,0449562$70.12$3.01
Nov 20241,5351,5341,0991,0113$69.95$2.12
Oct 20241,5771,5761,4451,3404$71.99$2.20
Sep 20241,5221,5281,3941,2943$70.24$2.28
Aug 20241,2831,2771,2311,1453$76.68$1.99
Jul 20241,3261,3271,0821,0032$81.80$2.07
Jun 20241,4371,4391,1291,0452$79.77$2.54
May 20241,4001,3941,1421,0592$80.02$2.12
Apr 20243763767276557$85.35$1.60
Mar 20243253237046502$81.28$1.49
Feb 2024171947450$77.25$1.72
Jan 20244604619669183$74.15$3.18
Dec 20237147251,4221,3505$71.90$2.52
Nov 20231,2311,2242,1872,07410$77.69$2.71
Oct 20232,2762,2984,5194,3075$85.64$2.98
Sep 20233,8723,8463,7303,5514$89.43$2.64
Aug 20236816811,3381,2692$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 LLCFieldEagleville (Eagle Ford-2)CountyKarnes County

Marathon Oil Ef LLC in Karnes County

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Eagleville (Eagle Ford-2) field

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