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Texas oil lease

Producing

IRVIN WEST

Irvin West is an oil lease in La Salle County, Texas, operated by Javelin Energy Partners Mgmt LLC in the Eagleville (Eagle Ford-1) field.

72 wells

455,185bbl oil, last 12 months−23% vs prior year
Operator
Javelin Energy Partners Mgmt LLC
County
La Salle County
Field
Eagleville (Eagle Ford-1)
RRC lease
01-17695

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Where it sits

This county

La Salle CountyLa SalleZavalaAtascosaMcMullenDimmitFrioLa Salle County
La Salle County
Gas, last 12 months
560,500 mcf
Oil in Jul 2026
28,220 bbl

Checks stopped on this lease?

  • Operator

    Operator changed: Javelin Energy Partners Mgmt LLC took over from Ridgemar Energy Operating, LLC in Feb 2025.

  • P-5

    The previous operator's P-5 registration is listed as delinquent (last P-5 filed Jun 3, 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 23% over the last 12 months

  • Oil (bars)
  • Gas (line)
  • Last 12 months
Oil output fell 23% over the last 12 monthsMonthly oil production and gas for IRVIN WEST, Aug 2023 to Jul 2026. Oil output fell 23% over the last 12 months. 455,185 bbl in the 12 months through Jul 2026, against 587,902 bbl in the 12 months before.Last 12 months: 455,185 bblbbl per monthmcf per month0020k25k40k50k60k75k80k100kOct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
Oil output fell 23% over the last 12 monthsMonthly oil production and gas for IRVIN WEST, Aug 2023 to Jul 2026. Oil output fell 23% over the last 12 months. 455,185 bbl in the 12 months through Jul 2026, against 587,902 bbl in the 12 months before.Last 12 monthsbbl per monthmcf per month0020k25k40k50k60k75k80k100kJan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

71% of the gas went to a transmission line in the last 12 months

Flaring peaked at 26.8% of the gas in Apr 2024.

  • Transmission line (2)
  • Lease fuel (1)
  • Flared (4)
71% of the gas went to a transmission line in the last 12 monthsShare of IRVIN WEST gas by disposition code each month, Aug 2023 to Jul 2026. 71% of the gas went to a transmission line in the last 12 months. Flaring peaked at 26.8% of the gas in Apr 2024.Share of the lease’s gas by disposition code, per month0%50%100%Flared 26.8%Oct 23Jan 24AprJulOctJan 25AprJulOctJan 26AprJul
71% of the gas went to a transmission line in the last 12 monthsShare of IRVIN WEST gas by disposition code each month, Aug 2023 to Jul 2026. 71% of the gas went to a transmission line in the last 12 months. Flaring peaked at 26.8% of the gas in Apr 2024.Share of gas by disposition code0%50%100%Flared 26.8%Jan 24JulJan 25JulJan 26Jul

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

  • Transmission line (2)

    71% · 398,738 mcf

  • Lease fuel (1)

    20% · 113,859 mcf

  • Flared (4)

    8.5% · 47,903 mcf

8.5% of the gas flared in the last 12 months. 30 months above 3%.

Who has run this lease

The operator changed 3 times, most recently in Feb 2025

Operators of this lease over timeCarrizo (Eagle Ford) LLC, Jan 2020 to Jan 2020; Callon (Eagle Ford) LLC, Feb 2020 to Jun 2023; Ridgemar Energy Operating, LLC, Jul 2023 to Jan 2025; Javelin Energy Partners Mgmt LLC, Feb 2025 to Jul 20262020202120222023202420252026Changed Feb 2020Changed Jul 2023Changed Feb 2025Carrizo (Eagle Ford) LLCJan 2020 to Jan 2020Callon (Eagle Ford) LLCFeb 2020 to Jun 2023Ridgemar Energy Operating, LLCJul 2023 to Jan 2025Javelin Energy Partners Mgmt…Feb 2025 to now
Operators of this lease over timeCarrizo (Eagle Ford) LLC, Jan 2020 to Jan 2020; Callon (Eagle Ford) LLC, Feb 2020 to Jun 2023; Ridgemar Energy Operating, LLC, Jul 2023 to Jan 2025; Javelin Energy Partners Mgmt LLC, Feb 2025 to Jul 20262020202120222023202420252026Changed Feb 2020Changed Jul 2023Changed Feb 2025Carrizo (Eagle Ford) LLCJan 2020 to Jan 2020Callon (Eagle Ford) LLCFeb 2020 to Jun 2023Ridgemar Energy Operating, LLCJul 2023 to Jan 2025Javelin Energy Partners Mgmt LLCFeb 2025 to now

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

72 wells on this lease

Wells on IRVIN WEST
API numberWell no.Status
42-283-3514420HActive
42-283-3515121HActive
42-283-3515222HActive
42-283-3515323HActive
42-283-3515424HActive
42-283-3515525HActive
42-283-3541813HActive
42-283-3541914HActive
42-283-3542015HActive
42-283-3542116HActive
42-283-3542217HActive
42-283-3542318HActive
42-283-3542419HActive
42-283-354251HActive
42-283-35442555HActive
42-283-35443556HActive
42-283-35444557HActive
42-283-35735330HActive
42-283-35736331HActive
42-283-35737332HActive
42-283-35738333HActive
42-283-35741334HActive
42-283-35742335HActive
42-283-35767337HActive
42-283-35768336HActive
42-283-3593230HActive
42-283-3593331HActive
42-283-3593432HActive
42-283-3593533HActive
42-283-3593634HActive
42-283-3659440HActive
42-283-3659541HActive
42-283-3659642HActive
42-283-3659743HActive
42-283-3659844HActive
42-283-3660750HActive
42-283-3660851HActive
42-283-3660952HActive
42-283-36611440HActive
42-283-36612441HActive
42-283-36616442HActive
42-283-36617443HActive
42-283-36618444HActive
42-283-3688354HActive
42-283-3688455HActive
42-283-3688556HActive
42-283-3688657HActive
42-283-36887445HActive
42-283-36888446HActive
42-283-36889447HActive
42-283-36890448HActive
42-283-3689545HActive
42-283-3689646HActive
42-283-3689747HActive
42-283-3689848HActive
42-283-3696135HActive
42-283-3696236HActive
42-283-3696337HActive
42-283-3696438HActive
42-283-3696539HActive
42-283-36972338HActive
42-283-36973339HActive
42-283-369743330HActive
42-283-369753331HActive
42-283-369763333HActive
42-283-369773332HActive
42-283-3699026HActive
42-283-3699127HActive
42-283-3699228HActive
42-283-3699329HActive
42-283-36994220HActive
42-283-36995221HActive

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
CompanyProductRoleShare%FromUntil
El Jardin Gathering, LLCOilGathers90Jan 1, 2023–
Eastex Crude Company, LLCOilGathers10Jan 1, 2023–
Dcp Operating Company, LPCasinghead gasBuys50Jan 1, 2023–
Upstream Energy ServicesCasinghead gasBuys50Jan 1, 2023–
Dcp Operating Company, LPCasinghead gasGathers100Apr 1, 2017–
Dcp Operating Company, LPCasinghead gasBuys90Apr 1, 2017Jan 1, 2023
Upstream Energy ServicesCasinghead gasBuys10Jul 1, 2013Jan 1, 2023
Eastex Crude CompanyOilGathers80Feb 28, 2015Jan 1, 2023
Flint Hills Resources, LPOilGathers5Feb 28, 2015Jan 1, 2023
Shell Trading (Us) CompanyOilGathers15Feb 28, 2015Jan 1, 2023

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

Who buys my oilOil price check

4,177.95 acres on the newest permit

  • Good to know

    The wells on this lease state different acreage

    The permits state between 4,177.95 and 10,663.2 acres. Use the acres from your own division order for the well you are paid on.

  • Good to know

    75 wells are listed on this lease

    Each well can have its own unit. The decimal for one well does not have to equal the decimal for another.

  • 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 Irvin West
API numberWell no.Acreson the permit
42-283-3699026H4,177.95
42-283-3699127H4,177.95
42-283-3699228H4,177.95
42-283-3699329H4,177.95
42-283-36994220H4,177.95
42-283-36995221H4,177.95
42-283-36972338H4,177.95
42-283-36973339H4,177.95
42-283-369743330H4,177.95
42-283-369753331H4,177.95
42-283-369763333H4,177.95
42-283-369773332H4,177.95

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

Unit decimal checker

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36 months, newest first

Ledger for IRVIN WEST
MonthOil producedbblOil soldbblGas producedmcfGas soldmcf, codes 2+3FlaredmcfWTI$/bblHenry Hub$/MMBtu
Jul 2026Javelin Energy28,22027,92328,37118,1531,924$80.46$2.89
Jun 2026Javelin Energy33,24333,88839,82727,0303,069$84.81$3.15
May 2026Javelin Energy35,52534,99154,31539,6055,050$102.13$2.94
Apr 2026Javelin Energy35,92335,50641,98726,9437,410$100.32$2.77
Mar 2026Javelin Energy35,36235,43343,24728,8456,127$91.38$3.04
Feb 2026Javelin Energy35,99636,63132,51218,7985,722$64.51$3.62
Jan 2026Javelin Energy35,47634,77843,10127,6814,866$60.04$7.72
Dec 2025Javelin Energy37,10137,19449,89936,7382,040$57.97$4.26
Nov 2025Javelin Energy46,72146,77554,07841,2092,547$60.06$3.79
Oct 2025Javelin Energy46,43546,77053,38139,6263,452$60.89$3.19
Sep 2025Javelin Energy41,34640,87859,08646,4332,802$63.96$2.97
Aug 2025Javelin Energy43,83743,70660,69647,6772,894$64.86$2.91
Jul 2025Javelin Energy46,89446,91953,82838,9215,230$68.39$3.20
Jun 2025Javelin Energy44,78444,98155,58034,96810,584$68.17$3.02
May 2025Javelin Energy51,05251,46664,10842,34710,993$62.17$3.12
Apr 2025Javelin Energy47,53246,79453,06835,0987,566$63.54$3.42
Mar 2025Javelin Energy49,21049,91361,06745,8094,862$68.24$4.12
Feb 2025Javelin Energy49,23948,88247,45632,1886,254$71.53$4.19
Jan 2025Ridgemar Energy47,72247,44933,53820,9694,475$75.74$4.13
Dec 2024Ridgemar Energy46,68346,80442,70232,9161,520$70.12$3.01
Nov 2024Ridgemar Energy51,60051,64944,00034,6121,664$69.95$2.12
Oct 2024Ridgemar Energy49,83049,49139,64029,1032,466$71.99$2.20
Sep 2024Ridgemar Energy50,23350,37847,77235,6394,094$70.24$2.28
Aug 2024Ridgemar Energy53,12353,21658,35243,3926,866$76.68$1.99
Jul 2024Ridgemar Energy56,86556,87350,13940,6041,278$81.80$2.07
Jun 2024Ridgemar Energy52,80753,17745,57335,5811,550$79.77$2.54
May 2024Ridgemar Energy55,65555,20246,20432,3156,751$80.02$2.12
Apr 2024Ridgemar Energy55,45755,64960,03334,91416,109$85.35$1.60
Mar 2024Ridgemar Energy52,35752,08443,77431,2393,409$81.28$1.49
Feb 2024Ridgemar Energy55,78655,78659,04442,2904,745$77.25$1.72
Jan 2024Ridgemar Energy58,05758,15865,99652,1672,585$74.15$3.18
Dec 2023Ridgemar Energy15,22015,01626,63821,588587$71.90$2.52
Nov 2023Ridgemar Energy63,28363,61491,64480,189214$77.69$2.71
Oct 2023Ridgemar Energy64,95865,04587,38874,481973$85.64$2.98
Sep 2023Ridgemar Energy67,95867,85797,27879,6212,092$89.43$2.64
Aug 2023Ridgemar Energy66,61266,59889,25371,252627$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

OperatorJavelin Energy Partners Mgmt LLCFieldEagleville (Eagle Ford-1)CountyLa Salle County

Javelin Energy Partners Mgmt LLC in La Salle County

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Eagleville (Eagle Ford-1) field

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