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Texas oil lease

Producing

DUANE 18T

Duane 18T is an oil lease in Glasscock County, Texas, operated by Civitas Permian Operating, LLC in the Spraberry (Trend Area) field.

2 wells

810bbl oil, last 12 months+18% vs prior year
Operator
Civitas Permian Operating, LLC
County
Glasscock County
Field
Spraberry (Trend Area)
RRC lease
08-44104

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Where it sits

This county

Glasscock CountyGlasscockMitchellMartinSterlingMidlandHowardGlasscock County
Glasscock County
Gas, last 12 months
6,586 mcf
Oil in Jul 2026
43 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Civitas Permian Operating, LLC took over from Oxyrock Operating, LLC in May 2025.

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

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Production by month

Oil output rose 18% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 18% over the last 12 monthsMonthly oil production and gas for DUANE 18T, Aug 2023 to Jul 2026. Oil output rose 18% over the last 12 months. 810 bbl in the 12 months through Jul 2026, against 688 bbl in the 12 months before.Last 12 months: 810 bblbbl per monthmcf per month001002502005003007504001,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 18% over the last 12 monthsMonthly oil production and gas for DUANE 18T, Aug 2023 to Jul 2026. Oil output rose 18% over the last 12 months. 810 bbl in the 12 months through Jul 2026, against 688 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001002502005003007504001,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

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

All of the gas went to a processing plant in the last 12 monthsShare of DUANE 18T gas by disposition code each month, Aug 2023 to Jul 2026. All 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
All of the gas went to a processing plant in the last 12 monthsShare of DUANE 18T gas by disposition code each month, Aug 2023 to Jul 2026. All 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.

Who has run this lease

The operator changed 2 times, most recently in May 2025

Operators of this lease over timeCrownquest Operating, LLC, Jan 2020 to Jul 2024; Oxyrock Operating, LLC, Aug 2024 to Apr 2025; Civitas Permian Operating, LLC, May 2025 to Jul 20262020202120222023202420252026Changed Aug 2024Changed May 2025Crownquest Operating, LLCJan 2020 to Jul 2024Oxyrock Operating, LLCAug 2024 to Apr 2025Civitas Permian Operating, LLCMay 2025 to now
Operators of this lease over timeCrownquest Operating, LLC, Jan 2020 to Jul 2024; Oxyrock Operating, LLC, Aug 2024 to Apr 2025; Civitas Permian Operating, LLC, May 2025 to Jul 20262020202120222023202420252026Changed Aug 2024Changed May 2025Crownquest Operating, LLCJan 2020 to Jul 2024Oxyrock Operating, LLCAug 2024 to Apr 2025Civitas Permian Operating, LLCMay 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

2 wells on this lease

Wells on DUANE 18T
API numberWell no.Status
42-173-355952Active
42-173-359063Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Nustar Permian Trans and Stg,llcOilGathers50May 1, 2025–
Shell Trading (Us) CompanyOilGathers50Feb 1, 2017–
Dcp Operating Company, LPCasinghead gasBuys50Apr 1, 2017–
Enlink Gas Marketing, LPCasinghead gasBuys50Dec 1, 2014–
Dcp Operating Company, LPCasinghead gasGathers50Apr 1, 2017–
Enlink Permian, LLCCasinghead gasGathers50Feb 1, 2021–
Energy Transfer CompanyOilGathers50Feb 1, 2025May 1, 2025
Nustar Permian Trans and Stg,llcOilGathers50Feb 1, 2021Feb 1, 2025
Enlink Permian Ii, LLCCasinghead gasGathers50Dec 1, 2014Feb 1, 2021
Navigator Bsg Field Services,llcOilGathers50Feb 1, 2017Feb 1, 2021

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

Who buys my oilOil price check

160 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 80 and 160 acres. Use the acres from your own division order for the well you are paid on.

Check your decimal on this lease
Permits for Duane 18T
API numberWell no.Acreson the permit
42-173-359063160
42-173-35595280

SourceRailroad Commission drilling permits, Oct 3, 2026 (source 1, source 2).

Unit decimal checker

What SM Energy Company told investors it received

Civitas Permian Operating, LLC is linked to SM Energy Company (CIVI).
Realized prices reported by SM Energy Company
QuarterOil$ per bblFiling
Q2 2026$96.85SEC filing
Q1 2026$73.69SEC filing
Q3 2025$65.24SEC filing
Q2 2025$63.87SEC filing
Q1 2025$70.90SEC filing
Q4 2024$69.96SEC filing

SourceSM Energy Company quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

36 months, newest first

Ledger for DUANE 18T
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Civitas Permian431795275270$80.46$2.89
Jun 2026Civitas Permian1052174864860$84.81$3.15
May 2026Civitas Permian7565925920$102.13$2.94
Apr 2026Civitas Permian7704764760$100.32$2.77
Mar 2026Civitas Permian7505995990$91.38$3.04
Feb 2026Civitas Permian7005515510$64.51$3.62
Jan 2026Civitas Permian421385435430$60.04$7.72
Dec 2025Civitas Permian991435245240$57.97$4.26
Nov 2025Civitas Permian5705525520$60.06$3.79
Oct 2025Civitas Permian531295695690$60.89$3.19
Sep 2025Civitas Permian5105735730$63.96$2.97
Aug 2025Civitas Permian6305945940$64.86$2.91
Jul 2025Civitas Permian891977317310$68.39$3.20
Jun 2025Civitas Permian281605045040$68.17$3.02
May 2025Civitas Permian14005985980$62.17$3.12
Apr 2025Oxyrock Operating,4804464460$63.54$3.42
Mar 2025Oxyrock Operating,006776770$68.24$4.12
Feb 2025Oxyrock Operating,6239319310$71.53$4.19
Jan 2025Oxyrock Operating,2506646640$75.74$4.13
Dec 2024Oxyrock Operating,732095895890$70.12$3.01
Nov 2024Oxyrock Operating,6412972970$69.95$2.12
Oct 2024Oxyrock Operating,6106276270$71.99$2.20
Sep 2024Oxyrock Operating,491776296290$70.24$2.28
Aug 2024Oxyrock Operating,4914644640$76.68$1.99
Jul 2024Crownquest Operating,5906636630$81.80$2.07
Jun 2024Crownquest Operating,3632857267260$79.77$2.54
May 2024Crownquest Operating,942785285280$80.02$2.12
Apr 2024Crownquest Operating,6706976970$85.35$1.60
Mar 2024Crownquest Operating,7407257250$81.28$1.49
Feb 2024Crownquest Operating,581006856850$77.25$1.72
Jan 2024Crownquest Operating,8506036030$74.15$3.18
Dec 2023Crownquest Operating,79907157150$71.90$2.52
Nov 2023Crownquest Operating,56967787780$77.69$2.71
Oct 2023Crownquest Operating,641277627620$85.64$2.98
Sep 2023Crownquest Operating,4517357350$89.43$2.64
Aug 2023Crownquest Operating,2908158150$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

OperatorCivitas Permian Operating, LLCFieldSpraberry (Trend Area)CountyGlasscock County

Civitas Permian Operating, LLC in Glasscock County

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Spraberry (Trend Area) field

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