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Texas oil lease

Producing

TURNBULL UNIT D

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

10 wells

36,524bbl oil, last 12 months+1% vs prior year
Operator
Marathon Oil Ef LLC
County
Karnes County
Field
Eagleville (Eagle Ford-2)
RRC lease
02-10654

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Where it sits

This county

Karnes CountyKarnesAtascosaGoliadWilsonGonzalesDe WittBexarKarnes County
Karnes County
Gas, last 12 months
123,466 mcf
Oil in Jul 2026
2,058 bbl

Production by month

Oil output held steady over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output held steady over the last 12 monthsMonthly oil production and gas for TURNBULL UNIT D, Aug 2023 to Jul 2026. Oil output held steady over the last 12 months. 36,524 bbl in the 12 months through Jul 2026, against 36,242 bbl in the 12 months before.Last 12 months: 36,524 bblbbl per monthmcf per month002,50010k5,00020k7,50030k10k40k12.5k50kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output held steady over the last 12 monthsMonthly oil production and gas for TURNBULL UNIT D, Aug 2023 to Jul 2026. Oil output held steady over the last 12 months. 36,524 bbl in the 12 months through Jul 2026, against 36,242 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month002,50010k5,00020k7,50030k10k40k12.5k50kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

80% of the gas went to a processing plant in the last 12 months

  • Processing plant (3)
  • Lease fuel (1)
  • Flared (4)
80% of the gas went to a processing plant in the last 12 monthsShare of TURNBULL UNIT D gas by disposition code each month, Aug 2023 to Jul 2026. 80% 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
80% of the gas went to a processing plant in the last 12 monthsShare of TURNBULL UNIT D gas by disposition code each month, Aug 2023 to Jul 2026. 80% 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)

    80% · 99,167 mcf

  • Lease fuel (1)

    19% · 23,396 mcf

  • Flared (4)

    0.7% · 903 mcf

0.7% of the gas flared in the last 12 months. No month above 3%.

10 wells on this lease

Wells on TURNBULL UNIT D
API numberWell no.Status
42-255-326349HActive
42-255-3268013HActive
42-255-3268112HActive
42-255-3297017HActive
42-255-3297219HActive
42-255-3297421HActive
42-255-3491415HActive
42-255-34915501HActive
42-255-3491616HActive
42-255-34917502HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Statewide Crude Inc.OilGathers50Jul 1, 2022–
Plains Pipeline L.p.OilGathers25Jul 1, 2022–
Reynolds Energy Transport LLCOilGathers25Jul 1, 2022–
Marathon Oil Ef LLCCasinghead gasBuys100Aug 1, 2012–
Marathon Oil Ef LLCCasinghead gasGathers100Aug 1, 2012–
Gulfmark Energy, Inc.OilGathers10Aug 1, 2012Jul 1, 2022
Statewide Crude Inc.OilGathers90Aug 1, 2012Jul 1, 2022

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

Who buys my oilOil price check

673.10 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 673.1 and 3,702.76 acres. Use the acres from your own division order for the well you are paid on.

  • Good to know

    11 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 Turnbull Unit D
API numberWell no.Acreson the permit
42-255-3491415H673.10
42-255-34915501H673.10
42-255-3491616H673.10
42-255-34917502H673.10
42-255-3297421H689.77
42-255-3297017H689.77
42-255-3297219H689.77
42-255-3268013H688.91
42-255-3268112H688.91
42-255-326349H673.10
42-255-317604H3,702.76

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 TURNBULL UNIT D
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 20262,0582,08518,66214,40745$80.46$2.89
Jun 20262,7412,77513,43110,64234$84.81$3.15
May 20263,7663,7409,2447,48977$102.13$2.94
Apr 20263,5183,50918,98815,24653$100.32$2.77
Mar 20262,6692,66515,16612,364141$91.38$3.04
Feb 20262,4282,4238,3096,82634$64.51$3.62
Jan 20263,2493,2565,5244,446106$60.04$7.72
Dec 20253,3603,3537,1075,74267$57.97$4.26
Nov 20253,0333,0546,9695,70522$60.06$3.79
Oct 20253,2913,2916,8515,61134$60.89$3.19
Sep 20253,0052,9924,5813,669133$63.96$2.97
Aug 20253,4063,3878,6347,020157$64.86$2.91
Jul 20252,8662,8554,9943,97253$68.39$3.20
Jun 20252,4032,4109,8177,78548$68.17$3.02
May 20253,1073,0997,2845,87517$62.17$3.12
Apr 20252,8292,8286,8925,66022$63.54$3.42
Mar 20252,9252,9216,9955,86712$68.24$4.12
Feb 20252,5912,5825,5714,59278$71.53$4.19
Jan 20252,6422,6434,3113,62627$75.74$4.13
Dec 20242,7942,8024,8954,1659$70.12$3.01
Nov 20243,2433,2333,5493,0066$69.95$2.12
Oct 20243,0213,0283,9253,35410$71.99$2.20
Sep 20243,4933,5074,6424,00910$70.24$2.28
Aug 20244,3284,3376,3575,45913$76.68$1.99
Jul 20245,1885,1647,6346,58825$81.80$2.07
Jun 20244,6114,6514,7294,1216$79.77$2.54
May 20247,8947,8778,3037,30222$80.02$2.12
Apr 20246,4196,44010,7249,373107$85.35$1.60
Mar 202411,32011,36625,07321,897146$81.28$1.49
Feb 202411,41211,30324,13720,062140$77.25$1.72
Jan 20242,1592,1718,6596,184190$74.15$3.18
Dec 20232,9082,89812,2748,719166$71.90$2.52
Nov 20232,8742,86313,5999,66934$77.69$2.71
Oct 20232,7952,78415,30810,784157$85.64$2.98
Sep 20231,6511,65013,7789,32318$89.43$2.64
Aug 20231,8151,82224,00819,311110$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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