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Texas gas well

Producing

THREE SISTERS 01 - WK01 C

Three Sisters 01 - Wk01 C is a gas well in Live Oak County, Texas, operated by Marathon Oil Ef LLC in the Sugarkane (Eagle Ford) field.

1 well

205,995mcf gas, last 12 months−46% vs prior year
Operator
Marathon Oil Ef LLC
County
Live Oak County
Field
Sugarkane (Eagle Ford)
RRC lease
02-293573

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Where it sits

This county

Live Oak CountyLive OakAtascosaGoliadMcMullenKarnesSan PatricioBeeLive Oak County
Live Oak County
Oil, last 12 months
12,813 bbl
Gas in Jul 2026
9,432 mcf

Production by month

Gas output fell 46% over the last 12 months

  • Gas (bars)
  • Oil (line)
  • Last 12 months
Gas output fell 46% over the last 12 monthsMonthly gas production and oil for THREE SISTERS 01 - WK01 C, Aug 2023 to Jul 2026. Gas output fell 46% over the last 12 months. 205,995 mcf in the 12 months through Jul 2026, against 380,778 mcf in the 12 months before.Last 12 months: 205,995 mcfmcf per monthbbl per month0020k2,50040k5,00060k7,50080k10k100k12.5kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Gas output fell 46% over the last 12 monthsMonthly gas production and oil for THREE SISTERS 01 - WK01 C, Aug 2023 to Jul 2026. Gas output fell 46% over the last 12 months. 205,995 mcf in the 12 months through Jul 2026, against 380,778 mcf in the 12 months before.Last 12 monthsmcf per monthbbl per month0020k2,50040k5,00060k7,50080k10k100k12.5kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

97% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
97% of the gas went to a processing plant in the last 12 monthsShare of THREE SISTERS 01 - WK01 C gas by disposition code each month, Aug 2023 to Jul 2026. 97% 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
97% of the gas went to a processing plant in the last 12 monthsShare of THREE SISTERS 01 - WK01 C gas by disposition code each month, Aug 2023 to Jul 2026. 97% 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)

    97% · 200,027 mcf

  • Lease fuel (1)

    2.9% · 5,968 mcf

Who has run this lease

The operator changed once, most recently in Mar 2023

Operators of this lease over timeEnsign Operating LLC, Aug 2022 to Feb 2023; Marathon Oil Ef LLC, Mar 2023 to Jul 20262023202420252026Changed Mar 2023Ensign Operating LLCAug 2022 to Feb 2023Marathon Oil Ef LLCMar 2023 to now
Operators of this lease over timeEnsign Operating LLC, Aug 2022 to Feb 2023; Marathon Oil Ef LLC, Mar 2023 to Jul 20262023202420252026Changed Mar 2023Ensign Operating LLCAug 2022 to Feb 2023Marathon Oil Ef LLCMar 2023 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on THREE SISTERS 01 - WK01 C
API numberWell no.Status
42-297-3623303HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCCondensateGathers50Mar 1, 2023–
Enterprise Crude Pipeline LLCCondensateGathers50Mar 1, 2023–
Marathon Oil Ef LLCGas-well gasBuys100Mar 1, 2023–
Marathon Oil Ef LLCGas-well gasGathers100Mar 1, 2023–
Ensign Operating LLCCondensateGathers50Aug 19, 2022Mar 1, 2023
Enterprise Crude Oil LLCCondensateGathers25Aug 19, 2022Mar 1, 2023
Enterprise Crude Pipeline LLCCondensateGathers25Aug 19, 2022Mar 1, 2023
Ensign Operating LLCGas-well gasGathers50Aug 19, 2022Mar 1, 2023
Enterprise Products Operating LLCGas-well gasGathers50Aug 19, 2022Mar 1, 2023
Enterprise Products Operating LLCGas-well gasBuys100Aug 19, 2022Mar 1, 2023

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

Who buys my oilOil price check

6,848.77 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 Three Sisters 01 - Wk01 C
API numberWell no.Acreson the permit
42-297-3623303H6,848.77

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 THREE SISTERS 01 - WK01 C
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Marathon Oil5355359,4329,1150$80.46$2.89
Jun 2026Marathon Oil1861863,9973,8430$84.81$3.15
May 2026Marathon Oil4544547,2426,9710$102.13$2.94
Apr 2026Marathon Oil72672610,93710,5610$100.32$2.77
Mar 2026Marathon Oil94194113,34012,9130$91.38$3.04
Feb 2026Marathon Oil1,1381,13815,98915,4460$64.51$3.62
Jan 2026Marathon Oil1,6661,66623,99223,2190$60.04$7.72
Dec 2025Marathon Oil1,7771,77723,95623,3470$57.97$4.26
Nov 2025Marathon Oil1,3051,30522,73522,0930$60.06$3.79
Oct 2025Marathon Oil1,7111,71127,93627,1650$60.89$3.19
Sep 2025Marathon Oil81081015,17214,7820$63.96$2.97
Aug 2025Marathon Oil1,5641,56431,26730,5720$64.86$2.91
Jul 2025Marathon Oil1,7211,72128,28227,6480$68.39$3.20
Jun 2025Marathon Oil1,2841,28426,08125,4550$68.17$3.02
May 2025Marathon Oil1,2091,20927,94227,2550$62.17$3.12
Apr 2025Marathon Oil1,3931,39330,61829,9550$63.54$3.42
Mar 2025Marathon Oil1,6651,66537,52636,6620$68.24$4.12
Feb 2025Marathon Oil1,3721,37236,98436,2840$71.53$4.19
Jan 2025Marathon Oil1,5531,55342,87042,0510$75.74$4.13
Dec 2024Marathon Oil1,4731,47313,66713,4400$70.12$3.01
Nov 2024Marathon Oil1,8841,88429,70729,3100$69.95$2.12
Oct 2024Marathon Oil2,5142,51452,31651,6140$71.99$2.20
Sep 2024Marathon Oil3,0973,09754,78554,0920$70.24$2.28
Aug 2024Marathon Oil00000$76.68$1.99
Jul 2024Marathon Oil2,4782,47840,25539,7970$81.80$2.07
Jun 2024Marathon Oil3,7123,71250,54650,0140$79.77$2.54
May 2024Marathon Oil4,0714,07151,21150,7060$80.02$2.12
Apr 2024Marathon Oil3,8373,83747,41346,9070$85.35$1.60
Mar 2024Marathon Oil4,7144,71452,64952,2950$81.28$1.49
Feb 2024Marathon Oil4,4224,42252,34352,0070$77.25$1.72
Jan 2024Marathon Oil5,0715,07161,16160,8020$74.15$3.18
Dec 2023Marathon Oil4,5984,59859,25758,8890$71.90$2.52
Nov 2023Marathon Oil5,3065,30663,55763,2270$77.69$2.71
Oct 2023Marathon Oil4,4724,47272,00471,6500$85.64$2.98
Sep 2023Marathon Oil5,3355,33573,53873,2460$89.43$2.64
Aug 2023Marathon Oil10,88310,88377,28276,9550$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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This lease belongs to

OperatorMarathon Oil Ef LLCFieldSugarkane (Eagle Ford)CountyLive Oak County

Marathon Oil Ef LLC in Live Oak County

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Sugarkane (Eagle Ford) field

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