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Texas oil lease

Producing

EIGHTYNINE "C"

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

2 wells

525bbl oil, last 12 months+16% vs prior year
Operator
Diamondback E&P LLC
County
Reagan County
Field
Spraberry (Trend Area)
RRC lease
7C-11798

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Where it sits

This county

Reagan CountyReaganIrionSterlingUptonMidlandGlasscockReagan County
Reagan County
Gas, last 12 months
7,839 mcf
Oil in Jul 2026
33 bbl

Production by month

Oil output rose 16% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output rose 16% over the last 12 monthsMonthly oil production and gas for EIGHTYNINE "C", Aug 2023 to Jul 2026. Oil output rose 16% over the last 12 months. 525 bbl in the 12 months through Jul 2026, against 451 bbl in the 12 months before.Last 12 months: 525 bblbbl per monthmcf per month00202504050060750801,000Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output rose 16% over the last 12 monthsMonthly oil production and gas for EIGHTYNINE "C", Aug 2023 to Jul 2026. Oil output rose 16% over the last 12 months. 525 bbl in the 12 months through Jul 2026, against 451 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month00202504050060750801,000Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

Since Oct 2025 the lease's gas goes to lease fuel instead of a transmission line

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
Since Oct 2025 the lease's gas goes to lease fuel instead of a transmission lineShare of EIGHTYNINE "C" gas by disposition code each month, Aug 2023 to Jul 2026. Since Oct 2025 the lease's gas goes to lease fuel instead of a transmission line.Share of the lease’s gas by disposition code, per month0%50%100%Oct 2025: line to fuelOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Oct 2025 the lease's gas goes to lease fuel instead of a transmission lineShare of EIGHTYNINE "C" gas by disposition code each month, Aug 2023 to Jul 2026. Since Oct 2025 the lease's gas goes to lease fuel instead of a transmission line.Share of gas by disposition code0%50%100%Oct 25: line to fuelJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Lease fuel (1)

    78% · 6,080 mcf

  • Transmission line (2)

    22% · 1,759 mcf

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.

2 wells on this lease

Wells on EIGHTYNINE "C"
API numberWell no.Status
42-383-335764Active
42-383-335773Active

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
Enterprise Crude Oil LLCOilGathers100Apr 1, 2025–
Targa Pl Mid-Cont Westtex LLCCasinghead gasBuys100Nov 1, 2015–
Targa Pl Mid-Cont Westtex LLCCasinghead gasGathers100Oct 1, 2015–
Mission Petroleum Carriers, Inc.OilGathers50Mar 1, 2005Apr 1, 2025
Oasis Transp & Marketing Corp.OilGathers50Jul 1, 1999Apr 1, 2025

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

Who buys my oilOil price check

320 acres on the newest permit

Permits for Eightynine "C"
API numberWell no.Acreson the permit
42-383-335764320
42-383-335773320

SourceRailroad Commission drilling permits, Sep 26, 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 EIGHTYNINE "C"
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Diamondback E&P3307711510$80.46$2.89
Jun 2026Diamondback E&P411637031030$84.81$3.15
May 2026Diamondback E&P400715950$102.13$2.94
Apr 2026Diamondback E&P360685850$100.32$2.77
Mar 2026Diamondback E&P440712920$91.38$3.04
Feb 2026Diamondback E&P420635750$64.51$3.62
Jan 2026Diamondback E&P531727341140$60.04$7.72
Dec 2025Diamondback E&P68062000$57.97$4.26
Nov 2025Diamondback E&P510614140$60.06$3.79
Oct 2025Diamondback E&P371758832630$60.89$3.19
Sep 2025Diamondback E&P4303683680$63.96$2.97
Aug 2025Diamondback E&P3703993990$64.86$2.91
Jul 2025Diamondback E&P4503903900$68.39$3.20
Jun 2025Diamondback E&P321683853850$68.17$3.02
May 2025Diamondback E&P3804304300$62.17$3.12
Apr 2025Diamondback E&P3904114110$63.54$3.42
Mar 2025Diamondback E&P3904194190$68.24$4.12
Feb 2025Diamondback E&P4403753750$71.53$4.19
Jan 2025Diamondback E&P421854094090$75.74$4.13
Dec 2024Endeavor Energy2801201200$70.12$3.01
Nov 2024Endeavor Energy40088880$69.95$2.12
Oct 2024Endeavor Energy52071710$71.99$2.20
Sep 2024Endeavor Energy2917187870$70.24$2.28
Aug 2024Endeavor Energy2301051050$76.68$1.99
Jul 2024Endeavor Energy5301841840$81.80$2.07
Jun 2024Endeavor Energy4701771770$79.77$2.54
May 2024Endeavor Energy2201691690$80.02$2.12
Apr 2024Endeavor Energy541841771770$85.35$1.60
Mar 2024Endeavor Energy4701991990$81.28$1.49
Feb 2024Endeavor Energy4902012010$77.25$1.72
Jan 2024Endeavor Energy571681881880$74.15$3.18
Dec 2023Endeavor Energy4602012010$71.90$2.52
Nov 2023Endeavor Energy5102072070$77.69$2.71
Oct 2023Endeavor Energy6001631630$85.64$2.98
Sep 2023Endeavor Energy3716584840$89.43$2.64
Aug 2023Endeavor Energy40090900$81.39$2.58

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Sep 28, 2026.

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Nearby

This lease belongs to

OperatorDiamondback E&P LLCFieldSpraberry (Trend Area)CountyReagan County

Diamondback E&P LLC in Reagan County

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Spraberry (Trend Area) field

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