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Texas oil lease

Producing

HOLLAND-BROWN UNIT

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

5 wells

25,557bbl oil, last 12 months−19% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Eagleville (Eagle Ford-2)
RRC lease
02-09827

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Gas, last 12 months
33,895 mcf
Oil in Jul 2026
2,651 bbl

Production by month

Oil output fell 19% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 19% over the last 12 monthsMonthly oil production and gas for HOLLAND-BROWN UNIT, Aug 2023 to Jul 2026. Oil output fell 19% over the last 12 months. 25,557 bbl in the 12 months through Jul 2026, against 31,655 bbl in the 12 months before.Last 12 months: 25,557 bblbbl per monthmcf per month002,0002,5004,0005,0006,0007,5008,00010kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 19% over the last 12 monthsMonthly oil production and gas for HOLLAND-BROWN UNIT, Aug 2023 to Jul 2026. Oil output fell 19% over the last 12 months. 25,557 bbl in the 12 months through Jul 2026, against 31,655 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002,0002,5004,0005,0006,0007,5008,00010kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

89% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
89% of the gas went to a processing plant in the last 12 monthsShare of HOLLAND-BROWN UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 89% 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
89% of the gas went to a processing plant in the last 12 monthsShare of HOLLAND-BROWN UNIT gas by disposition code each month, Aug 2023 to Jul 2026. 89% 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)

    89% · 30,144 mcf

  • Lease fuel (1)

    11% · 3,585 mcf

  • Flared (4)

    0.5% · 166 mcf

0.5% of the gas flared in the last 12 months. No month above 3%.

5 wells on this lease

Wells on HOLLAND-BROWN UNIT
API numberWell no.Status
42-255-319241HActive
42-255-339933HActive
42-255-339944HActive
42-255-339955HActive
42-255-339962HActive

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.OilGathers10Nov 1, 2011Jul 1, 2022

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

Who buys my oilOil price check

360.02 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 360 and 360.02 acres. Use the acres from your own division order for the well you are paid on.

  • 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 Holland-Brown Unit
API numberWell no.Acreson the permit
42-255-339933H360.02
42-255-339944H360.02
42-255-339955H360.02
42-255-339962H360.02
42-255-319241H360

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 HOLLAND-BROWN UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20262,6512,6442,7122,38412$80.46$2.89
Jun 20266756781,5231,3435$84.81$3.15
May 20269759781,5181,3188$102.13$2.94
Apr 20267998171,2671,1415$100.32$2.77
Mar 20263,5173,5257,2286,43827$91.38$3.04
Feb 20264,0464,0276,2125,51529$64.51$3.62
Jan 20263,1233,1283,9483,50717$60.04$7.72
Dec 20252,9942,9851,8531,61315$57.97$4.26
Nov 20251,6331,6361,5091,3449$60.06$3.79
Oct 20252,2412,2392,3472,1206$60.89$3.19
Sep 20251,8591,8501,7901,6308$63.96$2.97
Aug 20251,0441,0521,9881,79125$64.86$2.91
Jul 20251,8821,8813,1052,84213$68.39$3.20
Jun 20252,1542,1504,7794,33436$68.17$3.02
May 20251,8681,8673,3123,00326$62.17$3.12
Apr 20252,0222,0202,4702,2478$63.54$3.42
Mar 20251,5411,5453,5843,23310$68.24$4.12
Feb 20252,2192,2294,8794,40811$71.53$4.19
Jan 20252,8182,8177,7227,03527$75.74$4.13
Dec 20243,8523,8508,8308,08718$70.12$3.01
Nov 20243,7683,7669,2398,49526$69.95$2.12
Oct 20243,8173,8148,2927,69321$71.99$2.20
Sep 20243,7983,8016,2315,78511$70.24$2.28
Aug 20241,9161,9084,6014,28210$76.68$1.99
Jul 20241,9141,9194,8944,5368$81.80$2.07
Jun 20243,0483,0598,8068,15015$79.77$2.54
May 20244,0084,0069,8379,11720$80.02$2.12
Apr 20244,7094,7126,8716,19362$85.35$1.60
Mar 20245,1105,1119,1728,45932$81.28$1.49
Feb 20244,6504,6467,1186,79414$77.25$1.72
Jan 20244,6074,6045,9415,64317$74.15$3.18
Dec 20234,5354,5525,2464,98019$71.90$2.52
Nov 20233,0913,0684,3434,11720$77.69$2.71
Oct 20233,8653,8635,2174,9726$85.64$2.98
Sep 20231,4821,4792,9232,7833$89.43$2.64
Aug 20232,0262,0395,2054,9376$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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