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Texas oil lease

Producing

JALONICK 40-45

Jalonick 40-45 is an oil lease in Reagan County, Texas, operated by Diamondback E&P LLC in the Spraberry (Trend Area) field.

2 wells

8,739bbl oil, last 12 months−17% vs prior year
Operator
Diamondback E&P LLC
County
Reagan County
Field
Spraberry (Trend Area)
RRC lease
7C-19910

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Where it sits

This county

Reagan CountyReaganIrionSterlingUptonMidlandGlasscockReagan County
Reagan County
Gas, last 12 months
92,326 mcf
Oil in Jul 2026
684 bbl

Checks stopped on this lease?

  • Operator

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

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

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Production by month

Oil output fell 17% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 17% over the last 12 monthsMonthly oil production and gas for JALONICK 40-45, Aug 2023 to Jul 2026. Oil output fell 17% over the last 12 months. 8,739 bbl in the 12 months through Jul 2026, against 10,528 bbl in the 12 months before.Last 12 months: 8,739 bblbbl per monthmcf per month0050010k1,00020k1,50030k2,00040k2,50050kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 17% over the last 12 monthsMonthly oil production and gas for JALONICK 40-45, Aug 2023 to Jul 2026. Oil output fell 17% over the last 12 months. 8,739 bbl in the 12 months through Jul 2026, against 10,528 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month0050010k1,00020k1,50030k2,00040k2,50050kJan 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

Flaring peaked at 3.5% of the gas in Jul 2024.

  • Processing plant (3)
  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plantShare of JALONICK 40-45 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. Flaring peaked at 3.5% of the gas in Jul 2024.Share of the lease’s gas by disposition code, per month0%50%100%Nov 2024: plant to lineFlared 3.5%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Since Nov 2024 the lease's gas goes to a transmission line instead of a processing plantShare of JALONICK 40-45 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. Flaring peaked at 3.5% of the gas in Jul 2024.Share of gas by disposition code0%50%100%Nov 24: plant to lineFlared 3.5%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    85% · 78,840 mcf

  • Lease fuel (1)

    15% · 13,466 mcf

  • Flared (4)

    0.0% · 20 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 JALONICK 40-45
API numberWell no.Status
42-383-40042241Active
42-383-40044242Active

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 Pipeline Mid-Continent LLCCasinghead gasBuys100Apr 10, 2018–
Targa Pipeline Mid-Continent LLCCasinghead gasGathers100Apr 10, 2018–
Oasis Transp & Marketing Corp.OilGathers100May 1, 2020Apr 1, 2025
Plains Marketing, L.p.OilGathers100Apr 10, 2018May 1, 2020

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

Who buys my oilOil price check

487.50 acres on the newest permit

Check your decimal on this lease
Permits for Jalonick 40-45
API numberWell no.Acreson the permit
42-383-40044242487.50
42-383-40042241487.50

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 JALONICK 40-45
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Diamondback E&P6847056,7345,5560$80.46$2.89
Jun 2026Diamondback E&P9268849,1918,0680$84.81$3.15
May 2026Diamondback E&P1,0851,26310,3339,1550$102.13$2.94
Apr 2026Diamondback E&P5822915,8174,6770$100.32$2.77
Mar 2026Diamondback E&P8177247,7636,5850$91.38$3.04
Feb 2026Diamondback E&P8789229,3468,2820$64.51$3.62
Jan 2026Diamondback E&P8748889,4358,5100$60.04$7.72
Dec 2025Diamondback E&P9849049,1928,0300$57.97$4.26
Nov 2025Diamondback E&P1,0711,31611,0429,9020$60.06$3.79
Oct 2025Diamondback E&P5882455,8264,7091$60.89$3.19
Sep 2025Diamondback E&P1141612,3981,3010$63.96$2.97
Aug 2025Diamondback E&P1363525,2494,06519$64.86$2.91
Jul 2025Diamondback E&P3912556,5925,4350$68.39$3.20
Jun 2025Diamondback E&P2322294,8723,7611$68.17$3.02
May 2025Diamondback E&P3703498,4527,2770$62.17$3.12
Apr 2025Diamondback E&P1,1691,41629,61128,4710$63.54$3.42
Mar 2025Diamondback E&P1,05078826,64525,6670$68.24$4.12
Feb 2025Diamondback E&P83994421,23620,16534$71.53$4.19
Jan 2025Diamondback E&P1,1041,24827,60426,4490$75.74$4.13
Dec 2024Endeavor Energy1,1751,11128,03326,8550$70.12$3.01
Nov 2024Endeavor Energy1,08997228,37927,2570$69.95$2.12
Oct 2024Endeavor Energy1,0901,19529,15428,0211$71.99$2.20
Sep 2024Endeavor Energy96196028,90627,8240$70.24$2.28
Aug 2024Endeavor Energy1,0581,19227,40526,3370$76.68$1.99
Jul 2024Endeavor Energy1,14299727,12525,139937$81.80$2.07
Jun 2024Endeavor Energy1,1261,15329,26528,1521$79.77$2.54
May 2024Endeavor Energy1,3331,33130,44829,3190$80.02$2.12
Apr 2024Endeavor Energy1,3121,36929,20828,0781$85.35$1.60
Mar 2024Endeavor Energy1,6241,51830,44129,3194$81.28$1.49
Feb 2024Endeavor Energy1,2561,32328,06926,9391$77.25$1.72
Jan 2024Endeavor Energy1,5301,47348,71147,5860$74.15$3.18
Dec 2023Endeavor Energy1,2071,22922,63521,5262$71.90$2.52
Nov 2023Endeavor Energy1,2051,26829,30928,1690$77.69$2.71
Oct 2023Endeavor Energy1,5391,40533,89732,232533$85.64$2.98
Sep 2023Endeavor Energy1,2651,39532,35131,18436$89.43$2.64
Aug 2023Endeavor Energy1,5201,50034,14933,01013$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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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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