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Texas oil lease

Producing

BILSKY UNIT

Bilsky Unit is an oil lease in Gonzales County, Texas, operated by Marathon Oil Ef LLC in the Eagleville (Eagle Ford-1) field.

4 wells

45,161bbl oil, last 12 months−31% vs prior year
Operator
Marathon Oil Ef LLC
County
Gonzales County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-15720

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Where it sits

This county

Gonzales CountyGonzalesWilsonLavacaFayetteCaldwellBastropDe WittHaysGuadalupeGonzales County
Gonzales County
Gas, last 12 months
69,989 mcf
Oil in Jul 2026
3,044 bbl

Production by month

Oil output fell 31% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 31% over the last 12 monthsMonthly oil production and gas for BILSKY UNIT, Aug 2023 to Jul 2026. Oil output fell 31% over the last 12 months. 45,161 bbl in the 12 months through Jul 2026, against 65,306 bbl in the 12 months before.Last 12 months: 45,161 bblbbl per monthmcf per month002,5005,0005,00010k7,50015k10k20kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 31% over the last 12 monthsMonthly oil production and gas for BILSKY UNIT, Aug 2023 to Jul 2026. Oil output fell 31% over the last 12 months. 45,161 bbl in the 12 months through Jul 2026, against 65,306 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002,5005,0005,00010k7,50015k10k20kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Nov 2023 the lease's gas goes to a processing plant instead of lease fuel

Flaring peaked at 19.3% of the gas in Sep 2023.

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
Since Nov 2023 the lease's gas goes to a processing plant instead of lease fuelShare of BILSKY UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2023 the lease's gas goes to a processing plant instead of lease fuel. Flaring peaked at 19.3% of the gas in Sep 2023.Share of the lease’s gas by disposition code, per month0%50%100%Nov 2023: fuel to plantFlared 19.3%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Nov 2023 the lease's gas goes to a processing plant instead of lease fuelShare of BILSKY UNIT gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2023 the lease's gas goes to a processing plant instead of lease fuel. Flaring peaked at 19.3% of the gas in Sep 2023.Share of gas by disposition code0%50%100%Nov 23: fuel to plantFlared 19.3%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Processing plant (3)

    83% · 58,023 mcf

  • Lease fuel (1)

    16% · 11,101 mcf

  • Flared (4)

    1.2% · 865 mcf

1.2% of the gas flared in the last 12 months. 11 months above 3%.

4 wells on this lease

Wells on BILSKY UNIT
API numberWell no.Status
42-177-323941HActive
42-177-343872HActive
42-177-343883HActive
42-177-343894HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Mv Purchasing, LLCOilGathers34Sep 1, 2026–
Plains Marketing, L.p.OilGathers33Sep 1, 2026–
Shell Trading (Us) CompanyOilGathers33Sep 1, 2026–
Energy Transfer CompanyCasinghead gasBuys100Sep 1, 2026–
Ensign Natural Resources II LLCCasinghead gasGathers100Sep 1, 2026–
Marathon Oil Ef LLCCasinghead gasGathers100Nov 1, 2016Sep 1, 2026
Marathon Oil Ef LLCCasinghead gasBuys100Nov 1, 2016Sep 1, 2026
Endeavor Crude, LLCOilGathers40Jan 1, 2024Sep 1, 2026
Enterprise Crude Oil LLCOilGathers20Jan 1, 2024Sep 1, 2026
Genesis Crude Oil, L.p.OilGathers20Jan 1, 2024Sep 1, 2026
Statewide Crude Inc.OilGathers20Jan 1, 2024Sep 1, 2026

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

Who buys my oilOil price check

360.56 acres on the newest permit

Permits for Bilsky Unit
API numberWell no.Acreson the permit
42-177-343872H360.56
42-177-343883H360.56
42-177-343894H360.56
42-177-323941H345.91

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 BILSKY UNIT
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20263,0443,1287,1705,88732$80.46$2.89
Jun 20263,7903,7454,7903,98331$84.81$3.15
May 20263,1573,1694,8724,07149$102.13$2.94
Apr 20263,2133,1935,8124,81946$100.32$2.77
Mar 20264,1164,0993,8603,39531$91.38$3.04
Feb 20263,7263,7342,6042,29222$64.51$3.62
Jan 20263,1543,2944,6663,86270$60.04$7.72
Dec 20253,9963,9396,6585,06443$57.97$4.26
Nov 20253,9363,9447,1235,828117$60.06$3.79
Oct 20254,2294,2247,9256,562146$60.89$3.19
Sep 20254,2824,2227,1186,010163$63.96$2.97
Aug 20254,5184,5597,3916,250115$64.86$2.91
Jul 20255,5715,5837,8266,68348$68.39$3.20
Jun 20255,3605,4248,4677,30517$68.17$3.02
May 20256,7146,61411,83410,04536$62.17$3.12
Apr 20254,6544,6043,8883,31291$63.54$3.42
Mar 20253,4753,5235,2884,60525$68.24$4.12
Feb 20255,6045,56310,6929,40517$71.53$4.19
Jan 20255,0195,1147,5386,70422$75.74$4.13
Dec 20246,2046,20211,1449,79193$70.12$3.01
Nov 20245,0455,0587,1796,27155$69.95$2.12
Oct 20246,9536,83510,2619,11157$71.99$2.20
Sep 20245,5375,5273,2862,875107$70.24$2.28
Aug 20245,1705,0792,9472,62895$76.68$1.99
Jul 202461289748041936$81.80$2.07
Jun 20244,8484,8105,0804,335229$79.77$2.54
May 20246,1466,15911,0519,309506$80.02$2.12
Apr 20246,1656,2118,6857,405312$85.35$1.60
Mar 20246,6436,6169,8298,608146$81.28$1.49
Feb 20246,5626,55110,1986,803856$77.25$1.72
Jan 20247,7687,72517,19613,764576$74.15$3.18
Dec 20238,2918,31419,05916,006307$71.90$2.52
Nov 20237,7557,62413,75511,454255$77.69$2.71
Oct 20237,4677,5033,7671,380604$85.64$2.98
Sep 20236,5536,5506,0723,0151,173$89.43$2.64
Aug 20238,1028,15014,75211,460898$81.39$2.58

Flared above 3%

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

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Nearby

This lease belongs to

OperatorMarathon Oil Ef LLCFieldEagleville (Eagle Ford-1)CountyGonzales County

Marathon Oil Ef LLC in Gonzales County

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