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HOLLAND-OPIELA UNIT

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

6 wells

64,083bbl oil, last 12 months−56% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Eagleville (Eagle Ford-2)
RRC lease
02-09901

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Gas, last 12 months
121,910 mcf
Oil in Jul 2026
4,869 bbl

Production by month

Oil output fell 56% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 56% over the last 12 monthsMonthly oil production and gas for HOLLAND-OPIELA UNIT, Aug 2023 to Jul 2026. Oil output fell 56% over the last 12 months. 64,083 bbl in the 12 months through Jul 2026, against 144,120 bbl in the 12 months before.Last 12 months: 64,083 bblbbl per monthmcf per month0020k20k40k40k60k60k80k80kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 56% over the last 12 monthsMonthly oil production and gas for HOLLAND-OPIELA UNIT, Aug 2023 to Jul 2026. Oil output fell 56% over the last 12 months. 64,083 bbl in the 12 months through Jul 2026, against 144,120 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month0020k20k40k40k60k60k80k80kJan 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-OPIELA 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-OPIELA 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% · 108,739 mcf

  • Lease fuel (1)

    10% · 12,487 mcf

  • Flared (4)

    0.6% · 684 mcf

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

6 wells on this lease

Wells on HOLLAND-OPIELA UNIT
API numberWell no.Status
42-255-319251HActive
42-255-367584HActive
42-255-367595HActive
42-255-367606HActive
42-255-376792HActive
42-255-376883HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCOilGathers20Oct 10, 2011–
Genesis Crude Oil, L.p.OilGathers20Jul 1, 2022–
Reynolds Energy Transport LLCOilGathers20Jul 1, 2022–
Shell Trading (Us) CompanyOilGathers20Oct 10, 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.OilGathers10Oct 10, 2011Jul 1, 2022
Gulfmark Energy, Inc.OilGathers35Oct 10, 2011Jul 1, 2022
Permian Crude Transport, LPOilGathers5Dec 1, 2016Jul 1, 2022
Statewide Crude Inc.OilGathers10Oct 10, 2011Jul 1, 2022

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

Who buys my oilOil price check

360 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 320 and 360 acres. Use the acres from your own division order for the well you are paid on.

Check your decimal on this lease
Permits for Holland-Opiela Unit
API numberWell no.Acreson the permit
42-255-376883H360
42-255-376792H360
42-255-367584H360
42-255-367595H360
42-255-367606H360
42-255-319251H320

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-OPIELA UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20264,8694,8787,7366,80133$80.46$2.89
Jun 20263,7713,7746,1305,40321$84.81$3.15
May 20263,8063,8405,6714,92431$102.13$2.94
Apr 20264,7594,7318,1827,37130$100.32$2.77
Mar 20264,7924,7937,3126,51327$91.38$3.04
Feb 20264,4534,4447,7696,89836$64.51$3.62
Jan 20265,3705,3879,4318,37740$60.04$7.72
Dec 20256,2346,23412,80311,141106$57.97$4.26
Nov 20255,3315,33510,9959,79464$60.06$3.79
Oct 20256,6346,63515,89914,36338$60.89$3.19
Sep 20256,3936,38814,45713,16962$63.96$2.97
Aug 20257,6717,67215,52513,985196$64.86$2.91
Jul 20256,3426,35811,05210,11447$68.39$3.20
Jun 202510,26110,23813,35212,110100$68.17$3.02
May 20258,0728,06610,4159,44183$62.17$3.12
Apr 20258,8978,90011,91510,83940$63.54$3.42
Mar 20259,2039,22314,43213,01842$68.24$4.12
Feb 202512,57312,60413,87312,53232$71.53$4.19
Jan 202512,52412,48614,96913,63851$75.74$4.13
Dec 202410,29610,31019,84418,17639$70.12$3.01
Nov 202413,84413,84814,42913,26840$69.95$2.12
Oct 202417,67417,65916,14914,98142$71.99$2.20
Sep 202417,25217,34018,96117,60335$70.24$2.28
Aug 202417,18217,10221,91720,39746$76.68$1.99
Jul 202415,97115,97924,06022,30041$81.80$2.07
Jun 202416,94217,00825,25023,37043$79.77$2.54
May 202423,65023,60425,16023,31952$80.02$2.12
Apr 202420,22120,20925,42822,917231$85.35$1.60
Mar 202416,72416,74835,03032,306122$81.28$1.49
Feb 202418,83618,84644,41240,185170$77.25$1.72
Jan 202424,44924,48054,02049,673239$74.15$3.18
Dec 202334,95335,25563,40858,537343$71.90$2.52
Nov 202338,88038,60149,60845,992326$77.69$2.71
Oct 202352,21252,43163,14459,68393$85.64$2.98
Sep 202351,98051,60247,63345,12868$89.43$2.64
Aug 20232,5702,5854,2992,81125$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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