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Clean Water Act discharge permit · NPDES IDR10C023

ASHTON ESTATES SUBDIVISION NO. 5, Kuna, ID: NPDES IDR10C023 discharge permit, effluent exceedances, inspections, penalties

ASHTON ESTATES SUBDIVISION NO. 5, held by Hayden Homes Idaho, LLC, holds NPDES permit IDR10C023, which discharges to Mason Creek. EPA’s file records it issued October 12, 2021 and expiring February 16, 2022. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for ASHTON ESTATES SUBDIVISION NO. 5: its NPDES ID, its permit type and status, its dates, its address in Kuna, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10C023.

Identity

Facility as filedASHTON ESTATES SUBDIVISION NO. 5
Permittee as filedHayden Homes Idaho, LLC
NPDES IDIDR10C023
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedOctober 12, 2021
Expiration dateFebruary 16, 2022
AddressKuna, ID 83634
Receiving waterMason Creek
SubwatershedLower Indian Creek (HUC 170501140507)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES IDR10C023.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR10C023.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IDR10C023.

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IDR10C023 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

ASHTON ESTATES SUBDIVISION NO. 5 is among 58 storm water construction permits on EPA's NPDES register in Kuna, and 0.0% of those carry a violation on file. Of the 36 storm water construction permits in Kuna, counting this record, 47.2% were issued before it. The Lower Indian Creek subwatershed (HUC 170501140507) lists 358 NPDES permits.