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Texas oil lease

Producing

DUNIGAN "12"

Dunigan "12" is an oil lease in Midland County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

1 well

3,225bbl oil, last 12 months−5% vs prior year
Operator
Diamondback E&P LLC
County
Midland County
Field
Spraberry (Trend Area)
RRC lease
08-40893

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Where it sits

This county

Midland CountyMidlandMartinAndrewsGlasscockHowardEctorMidland County
Midland County
Gas, last 12 months
6,665 mcf
Oil in Jul 2026
247 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Diamondback E&P LLC took over from De IV Operating, LLC in May 2025.

  • P-5

    The previous operator's P-5 registration is listed as inactive since Jan 29, 2026 (last P-5 filed Jan 7, 2025).

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 5% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 5% over the last 12 monthsMonthly oil production and gas for DUNIGAN "12", Aug 2023 to Jul 2026. Oil output fell 5% over the last 12 months. 3,225 bbl in the 12 months through Jul 2026, against 3,398 bbl in the 12 months before.Last 12 months: 3,225 bblbbl per monthmcf per month001002502005003007504001,0005001,250Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 5% over the last 12 monthsMonthly oil production and gas for DUNIGAN "12", Aug 2023 to Jul 2026. Oil output fell 5% over the last 12 months. 3,225 bbl in the 12 months through Jul 2026, against 3,398 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

91% of the gas went to flaring in the last 12 months

Flaring peaked at 100.0% of the gas in Aug 2023.

  • Lease fuel (1)
  • Flared (4)
91% of the gas went to flaring in the last 12 monthsShare of DUNIGAN "12" gas by disposition code each month, Aug 2023 to Jul 2026. 91% of the gas went to flaring in the last 12 months. Flaring peaked at 100.0% of the gas in Aug 2023.Share of the lease’s gas by disposition code, per month0%50%100%Flared 100.0%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
91% of the gas went to flaring in the last 12 monthsShare of DUNIGAN "12" gas by disposition code each month, Aug 2023 to Jul 2026. 91% of the gas went to flaring in the last 12 months. Flaring peaked at 100.0% of the gas in Aug 2023.Share of gas by disposition code0%50%100%Flared 100.0%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Flared (4)

    91% · 6,200 mcf

  • Lease fuel (1)

    8.8% · 600 mcf

91.2% of the gas flared in the last 12 months. 23 months above 3%.

Who has run this lease

The operator changed 2 times, most recently in May 2025

Operators of this lease over timeEndeavor Energy Resources L.P., Jan 2020 to Apr 2024; De IV Operating, LLC, May 2024 to Apr 2025; Diamondback E&P LLC, May 2025 to Jul 20262020202120222023202420252026Changed May 2024Changed May 2025Endeavor Energy Resources L.P.Jan 2020 to Apr 2024De IV Operating, LLCMay 2024 to Apr 2025Diamondback E&P LLCMay 2025 to now
Operators of this lease over timeEndeavor Energy Resources L.P., Jan 2020 to Apr 2024; De IV Operating, LLC, May 2024 to Apr 2025; Diamondback E&P LLC, May 2025 to Jul 20262020202120222023202420252026Changed May 2024Changed May 2025Endeavor Energy Resources L.P.Jan 2020 to Apr 2024De IV Operating, LLCMay 2024 to Apr 2025Diamondback E&P LLCMay 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on DUNIGAN "12"
API numberWell no.Status
42-329-365891Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCOilGathers100Sep 1, 2026–
Dcp Operating Company, LPCasinghead gasBuys100Apr 1, 2017–
Dcp Operating Company, LPCasinghead gasGathers100Apr 1, 2017–
Midcon Gathering LLCOilGathers100Aug 1, 2025Sep 1, 2026
Oasis Transp & Marketing Corp.OilGathers100Feb 17, 2011Aug 1, 2025

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

Who buys my oilOil price check

41.10 acres on the newest permit

Check your decimal on this lease
Permits for Dunigan "12"
API numberWell no.Acreson the permit
42-329-36589141.10

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

Unit decimal checker

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 DUNIGAN "12"
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Diamondback E&P247188000$80.46$2.89
Jun 2026Diamondback E&P2591822800280$84.81$3.15
May 2026Diamondback E&P2633747110711$102.13$2.94
Apr 2026Diamondback E&P2981949680968$100.32$2.77
Mar 2026Diamondback E&P2543656210618$91.38$3.04
Feb 2026Diamondback E&P3843861,0170901$64.51$3.62
Jan 2026Diamondback E&P7201420136$60.04$7.72
Dec 2025Diamondback E&P2731934510451$57.97$4.26
Nov 2025Diamondback E&P3865478110781$60.06$3.79
Oct 2025Diamondback E&P2961839430862$60.89$3.19
Sep 2025Diamondback E&P1691823100190$63.96$2.97
Aug 2025Diamondback E&P3243564110256$64.86$2.91
Jul 2025Diamondback E&P178183135046$68.39$3.20
Jun 2025Diamondback E&P2431754470307$68.17$3.02
May 2025Diamondback E&P2953705210366$62.17$3.12
Apr 2025De IV272361000$63.54$3.42
Mar 2025De IV330172000$68.24$4.12
Feb 2025De IV362353000$71.53$4.19
Jan 2025De IV238372000$75.74$4.13
Dec 2024De IV223189000$70.12$3.01
Nov 2024De IV363380000$69.95$2.12
Oct 2024De IV322364000$71.99$2.20
Sep 2024De IV290354000$70.24$2.28
Aug 2024De IV282184000$76.68$1.99
Jul 2024De IV327183000$81.80$2.07
Jun 2024De IV77171000$79.77$2.54
May 2024De IV271185000$80.02$2.12
Apr 2024Endeavor Energy2463499780978$85.35$1.60
Mar 2024Endeavor Energy3221871,13501,135$81.28$1.49
Feb 2024Endeavor Energy3403658160816$77.25$1.72
Jan 2024Endeavor Energy3033697850785$74.15$3.18
Dec 2023Endeavor Energy2781856940694$71.90$2.52
Nov 2023Endeavor Energy2933564830483$77.69$2.71
Oct 2023Endeavor Energy2853536320632$85.64$2.98
Sep 2023Endeavor Energy2981859760976$89.43$2.64
Aug 2023Endeavor Energy3413738980898$81.39$2.58

Flared above 3%

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

OperatorDiamondback E&P LLCFieldSpraberry (Trend Area)CountyMidland County

Diamondback E&P LLC in Midland County

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Spraberry (Trend Area) field

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