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Texas oil lease

Producing

QUINN '40'

Quinn '40' is an oil lease in Howard County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

5 wells

856bbl oil, last 12 months−58% vs prior year
RRC lease
08-43554

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Where it sits

This county

Howard CountyHowardMitchellMartinScurryDawsonBordenHoward County
Howard County
Gas, last 12 months
6,163 mcf
Oil in Jul 2026
0 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Diamondback E&P LLC took over from Endeavor Energy Resources L.P. in Jan 2025.

  • Sales

    No sales reported for the last 4 months of state data (through Jul 2026).

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

See why checks stop on this lease

Production by month

Oil output fell 58% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 58% over the last 12 monthsMonthly oil production and gas for QUINN '40', Aug 2023 to Jul 2026. Oil output fell 58% over the last 12 months. 856 bbl in the 12 months through Jul 2026, against 2,021 bbl in the 12 months before.Last 12 months: 856 bblbbl per monthmcf per month001002502005003007504001,0005001,250Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 58% over the last 12 monthsMonthly oil production and gas for QUINN '40', Aug 2023 to Jul 2026. Oil output fell 58% over the last 12 months. 856 bbl in the 12 months through Jul 2026, against 2,021 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month001002502005003007504001,0005001,250Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant

  • Processing plant (3)
  • Transmission line (2)
Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plantShare of QUINN '40' gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant.Share of the lease’s gas by disposition code, per month0%50%100%Nov 2024: plant to lineOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plantShare of QUINN '40' gas by disposition code each month, Aug 2023 to Jul 2026. Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plant.Share of gas by disposition code0%50%100%Nov 24: plant to lineJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Who has run this lease

The operator changed once, most recently in Jan 2025

Operators of this lease over timeEndeavor Energy Resources L.P., Jan 2020 to Dec 2024; Diamondback E&P LLC, Jan 2025 to Jul 20262020202120222023202420252026Changed Jan 2025Endeavor Energy Resources L.P.Jan 2020 to Dec 2024Diamondback E&P LLCJan 2025 to now
Operators of this lease over timeEndeavor Energy Resources L.P., Jan 2020 to Dec 2024; Diamondback E&P LLC, Jan 2025 to Jul 20262020202120222023202420252026Changed Jan 2025Endeavor Energy Resources L.P.Jan 2020 to Dec 2024Diamondback E&P LLCJan 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

5 wells on this lease

Wells on QUINN '40'
API numberWell no.Status
42-227-372111Active
42-227-374372Shut-in
42-227-378503Active
42-227-380614Active
42-227-384015Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Lpc Crude Iii, LLCOilGathers100Apr 1, 2025–
Dcp Operating Company, LPCasinghead gasBuys100Apr 1, 2017–
Dcp Operating Company, LPCasinghead gasGathers100Apr 1, 2017–
Oasis Transp & Marketing Corp.OilGathers100Jan 10, 2013Apr 1, 2025

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

640 acres on the newest permit

  • 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 Quinn '40'
API numberWell no.Acreson the permit
42-227-384015640
42-227-380614640
42-227-378503640
42-227-374372640
42-227-372111640

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

What Diamondback Energy, Inc. told investors it received

Diamondback E&P LLC is linked to Diamondback Energy, Inc. (FANG).
Realized prices reported by Diamondback Energy, Inc.
QuarterOil$ per bblFiling
Q2 2026$96.82SEC filing
Q1 2026$73.47SEC filing
Q4 2025$58.00SEC filing
Q3 2025$64.60SEC filing
Q2 2025$63.23SEC filing
Q1 2025$70.95SEC filing

SourceDiamondback Energy, Inc. quarterly reports, SEC EDGAR, company-wide averages before hedging.

Estimate your royalty

36 months, newest first

Ledger for QUINN '40'
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Diamondback E&P00000$80.46$2.89
Jun 2026Diamondback E&P45097970$84.81$3.15
May 2026Diamondback E&P3055550$102.13$2.94
Apr 2026Diamondback E&P00000$100.32$2.77
Mar 2026Diamondback E&P302202362360$91.38$3.04
Feb 2026Diamondback E&P9207317310$64.51$3.62
Jan 2026Diamondback E&P881599159150$60.04$7.72
Dec 2025Diamondback E&P9709239230$57.97$4.26
Nov 2025Diamondback E&P911778888880$60.06$3.79
Oct 2025Diamondback E&P11137797790$60.89$3.19
Sep 2025Diamondback E&P1581768778770$63.96$2.97
Aug 2025Diamondback E&P1411376626620$64.86$2.91
Jul 2025Diamondback E&P2143571,0181,0180$68.39$3.20
Jun 2025Diamondback E&P2481777957950$68.17$3.02
May 2025Diamondback E&P1441808548540$62.17$3.12
Apr 2025Diamondback E&P1381818898890$63.54$3.42
Mar 2025Diamondback E&P2301829579570$68.24$4.12
Feb 2025Diamondback E&P1161799649640$71.53$4.19
Jan 2025Diamondback E&P1431931,1911,1910$75.74$4.13
Dec 2024Endeavor Energy12709399390$70.12$3.01
Nov 2024Endeavor Energy1581868858850$69.95$2.12
Oct 2024Endeavor Energy2183638848840$71.99$2.20
Sep 2024Endeavor Energy17101371370$70.24$2.28
Aug 2024Endeavor Energy11417426260$76.68$1.99
Jul 2024Endeavor Energy1571681631630$81.80$2.07
Jun 2024Endeavor Energy1481762522520$79.77$2.54
May 2024Endeavor Energy10602092090$80.02$2.12
Apr 2024Endeavor Energy1171731521520$85.35$1.60
Mar 2024Endeavor Energy1771852242240$81.28$1.49
Feb 2024Endeavor Energy7301361360$77.25$1.72
Jan 2024Endeavor Energy1381803933930$74.15$3.18
Dec 2023Endeavor Energy2021883513510$71.90$2.52
Nov 2023Endeavor Energy2123594214210$77.69$2.71
Oct 2023Endeavor Energy2701733943940$85.64$2.98
Sep 2023Endeavor Energy2573544654650$89.43$2.64
Aug 2023Endeavor Energy2701825995990$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

Diamondback E&P LLC in Howard County

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Spraberry (Trend Area) field

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