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Texas oil lease

Producing

NEFF EAST J 9-45

Neff East J 9-45 is an oil lease in Upton County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

3 wells

832,256bbl oil, last 12 months
Operator
Diamondback E&P LLC
County
Upton County
Field
Spraberry (Trend Area)
RRC lease
7C-23327

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Where it sits

This county

Upton CountyUptonMidlandCraneGlasscockReaganEctorUpton County
Upton County
Gas, last 12 months
2,134,599 mcf
Oil in Jul 2026
25,562 bbl

Production by month

Oil output fell 76% since Jul 2025

  • Oil (bars)
  • Gas (line)
Oil output fell 76% since Jul 2025Monthly oil production and gas for NEFF EAST J 9-45, Jul 2025 to Jul 2026. Oil output fell 76% since Jul 2025. Monthly average of 27,989 bbl in the latest 3 months, against 116,778 bbl in the first 3.bbl per monthmcf per month0050k50k100k100k150k150k200k200k250k250kJul 25OctJan 26AprJul
Oil output fell 76% since Jul 2025Monthly oil production and gas for NEFF EAST J 9-45, Jul 2025 to Jul 2026. Oil output fell 76% since Jul 2025. Monthly average of 27,989 bbl in the latest 3 months, against 116,778 bbl in the first 3.bbl per monthmcf per month0050k50k100k100k150k150k200k200k250k250kJul 25Jan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

89% of the gas went to a transmission line in the last 12 months

Flaring peaked at 17.6% of the gas in Nov 2025.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
89% of the gas went to a transmission line in the last 12 monthsShare of NEFF EAST J 9-45 gas by disposition code each month, Jul 2025 to Jul 2026. 89% of the gas went to a transmission line in the last 12 months. Flaring peaked at 17.6% of the gas in Nov 2025.Share of the lease’s gas by disposition code, per month0%50%100%Flared 17.6%Jul 25OctJan 26AprJul
89% of the gas went to a transmission line in the last 12 monthsShare of NEFF EAST J 9-45 gas by disposition code each month, Jul 2025 to Jul 2026. 89% of the gas went to a transmission line in the last 12 months. Flaring peaked at 17.6% of the gas in Nov 2025.Share of gas by disposition code0%50%100%Flared 17.6%Jul 25Jan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    89% · 1,898,618 mcf

  • Flared (4)

    7.8% · 166,385 mcf

  • Lease fuel (1)

    3.3% · 69,596 mcf

7.8% of the gas flared in the last 12 months. 9 months above 3%.

3 wells on this lease

Wells on NEFF EAST J 9-45
API numberWell no.Status
42-461-426554410HActive
42-461-426564210HActive
42-461-426572610HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%From
Medallion Operating Company, LLCOilGathers100Jul 12, 2025
Dcp Operating Company, LPCasinghead gasBuys100Jul 12, 2025
Dcp Operating Company, LPCasinghead gasGathers100Jul 12, 2025

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

Who buys my oilOil price check

883.48 acres on the newest permit

  • Worth asking

    An allocation well is on this lease

    A well drilled across several tracts shares its production by an allocation formula, so the decimal is not always your acres over the unit acres. Ask the operator for the allocation formula and the tract factor for your land.

Check your decimal on this lease
Permits for Neff East J 9-45
API numberWell no.Acreson the permit
42-461-426554410H883.48
42-461-426564210H883.48
42-461-426572610H883.48

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

13 months, newest first

Ledger for NEFF EAST J 9-45
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 202625,56225,574193,279186,1624,421$80.46$2.89
Jun 202626,20126,226193,739168,20722,939$84.81$3.15
May 202632,20432,226228,401208,13416,280$102.13$2.94
Apr 202640,16940,191214,120195,49914,373$100.32$2.77
Mar 202641,15041,115151,652131,03617,540$91.38$3.04
Feb 202649,91449,882155,473144,0087,381$64.51$3.62
Jan 202653,10653,154142,433124,50912,312$60.04$7.72
Dec 202566,47266,492154,836126,11922,386$57.97$4.26
Nov 202591,74291,802201,615159,10835,409$60.06$3.79
Oct 2025120,333120,328197,927184,9082,609$60.89$3.19
Sep 2025132,569132,580168,378148,63210,735$63.96$2.97
Aug 2025152,834152,928132,746122,2960$64.86$2.91
Jul 202564,93264,58147,89943,76920$68.39$3.20

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)CountyUpton County

Diamondback E&P LLC in Upton County

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Spraberry (Trend Area) field

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