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Texas oil lease

Producing

CHAPMAN-ROGERS UNIT

Chapman-Rogers Unit is an oil lease in Karnes County, Texas, operated by Marathon Oil Ef LLC in the Eagleville (Eagle Ford-2) field.

8 wells

12,634bbl oil, last 12 months−49% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Eagleville (Eagle Ford-2)
RRC lease
02-09809

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Gas, last 12 months
58,013 mcf
Oil in Jul 2026
1,204 bbl

Production by month

Oil output fell 49% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 49% over the last 12 monthsMonthly oil production and gas for CHAPMAN-ROGERS UNIT, Aug 2023 to Jul 2026. Oil output fell 49% over the last 12 months. 12,634 bbl in the 12 months through Jul 2026, against 24,991 bbl in the 12 months before.Last 12 months: 12,634 bblbbl per monthmcf per month001,0002,5002,0005,0003,0007,5004,00010k5,00012.5kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 49% over the last 12 monthsMonthly oil production and gas for CHAPMAN-ROGERS UNIT, Aug 2023 to Jul 2026. Oil output fell 49% over the last 12 months. 12,634 bbl in the 12 months through Jul 2026, against 24,991 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001,0002,5002,0005,0003,0007,5004,00010k5,00012.5kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

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

Flaring peaked at 4.4% of the gas in Sep 2025.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
Since Feb 2024 the lease's gas goes to a processing plant instead of lease fuelShare of CHAPMAN-ROGERS UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Feb 2024 the lease's gas goes to a processing plant instead of lease fuel. Flaring peaked at 4.4% of the gas in Sep 2025.Share of the lease’s gas by disposition code, per month0%50%100%Feb 2024: fuel to plantFlared 4.4%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Feb 2024 the lease's gas goes to a processing plant instead of lease fuelShare of CHAPMAN-ROGERS UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Feb 2024 the lease's gas goes to a processing plant instead of lease fuel. Flaring peaked at 4.4% of the gas in Sep 2025.Share of gas by disposition code0%50%100%Feb 24: fuel to plantFlared 4.4%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    71% · 41,105 mcf

  • Lease fuel (1)

    28% · 15,999 mcf

  • Flared (4)

    1.6% · 909 mcf

1.6% of the gas flared in the last 12 months. One month above 3%.

8 wells on this lease

Wells on CHAPMAN-ROGERS UNIT
API numberWell no.Status
42-255-319601HActive
42-255-332232HActive
42-255-332243HActive
42-255-34571302HActive
42-255-345724HActive
42-255-34573502HShut-in
42-255-34574301HShut-in
42-255-34575501HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCOilGathers20Nov 1, 2011–
Genesis Crude Oil, L.p.OilGathers20Jul 1, 2022–
Reynolds Energy Transport LLCOilGathers20Jul 1, 2022–
Shell Trading (Us) CompanyOilGathers20Nov 1, 2011–
Statewide Crude Inc.OilGathers20Jul 1, 2022–
Marathon Oil Ef LLCCasinghead gasBuys100Jul 1, 2022–
Marathon Oil Ef LLCCasinghead gasGathers100Jul 1, 2022–
Genesis Crude Oil, L.p.OilGathers10Nov 1, 2011Jul 1, 2022
Gulfmark Energy, Inc.OilGathers35Nov 1, 2011Jul 1, 2022
Permian Crude Transport, LPOilGathers5Dec 1, 2016Jul 1, 2022
Statewide Crude Inc.OilGathers10Sep 12, 2011Jul 1, 2022

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

Who buys my oilOil price check

280.64 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 274.64 and 280.64 acres. Use the acres from your own division order for the well you are paid on.

  • Good to know

    8 wells are listed on this lease

    Each well can have its own unit. The decimal for one well does not have to equal the decimal for another.

  • 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 Chapman-Rogers Unit
API numberWell no.Acreson the permit
42-255-34575501H280.64
42-255-34571302H280.64
42-255-345724H280.64
42-255-34573502H280.64
42-255-34574301H280.64
42-255-332232H280.64
42-255-332243H280.64
42-255-319601H274.64

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 CHAPMAN-ROGERS UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20261,2041,1801,3088756$80.46$2.89
Jun 20261,2011,1881,3109185$84.81$3.15
May 20269971,0279476496$102.13$2.94
Apr 20261,6371,5838,7835,80358$100.32$2.77
Mar 20268347867,9315,52776$91.38$3.04
Feb 202643571,6531,13231$64.51$3.62
Jan 20262863073,4442,36776$60.04$7.72
Dec 20255986052,4731,83516$57.97$4.26
Nov 20257427876,2004,65130$60.06$3.79
Oct 20251,1481,15812,2569,218322$60.89$3.19
Sep 20251,5681,5624,3193,072191$63.96$2.97
Aug 20252,3762,4507,3895,05892$64.86$2.91
Jul 20254,0403,97910,1806,65645$68.39$3.20
Jun 20252,7742,76810,2166,81651$68.17$3.02
May 20251,4231,3893,1261,99518$62.17$3.12
Apr 20251,4641,4843,0121,94315$63.54$3.42
Mar 20251,9061,8923,1972,12613$68.24$4.12
Feb 20251,3181,3321,37990014$71.53$4.19
Jan 20251,4291,4481,9561,30731$75.74$4.13
Dec 20242,1432,1403,2372,16812$70.12$3.01
Nov 20241,9671,9712,4221,64414$69.95$2.12
Oct 20242,1112,1133,2282,21317$71.99$2.20
Sep 20242,3092,2904,0032,74411$70.24$2.28
Aug 20242,1072,0954,4803,03419$76.68$1.99
Jul 20241,6991,6884,2052,91620$81.80$2.07
Jun 20241,5231,5434,7493,23417$79.77$2.54
May 20242,3992,4904,5653,14625$80.02$2.12
Apr 20243,5333,5328,5285,56986$85.35$1.60
Mar 20243,8343,7628,0625,66439$81.28$1.49
Feb 20242,3912,4376,9363,69564$77.25$1.72
Jan 20242,7732,8485,4852,260125$74.15$3.18
Dec 20234,9974,93710,4405,68958$71.90$2.52
Nov 20234,0534,0499,5115,04396$77.69$2.71
Oct 20233,9083,89510,2065,47958$85.64$2.98
Sep 20233,6883,6999,7525,35945$89.43$2.64
Aug 20234,2614,26610,3346,024105$81.39$2.58

Flared above 3%

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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