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Clean Water Act discharge permit · NPDES COR425066

ALKIRE STREET TRAIL, Arvada, CO: NPDES COR425066 discharge permit, effluent exceedances, inspections, penalties

ALKIRE STREET TRAIL, held by City of Arvada, holds NPDES permit COR425066. EPA’s file records it issued September 6, 2024 and expiring March 31, 2029. 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 ALKIRE STREET TRAIL: its NPDES ID, its permit type and status, its dates, its address in Arvada, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR425066.

Identity

Facility as filedALKIRE STREET TRAIL
Permittee as filedCity of Arvada
NPDES IDCOR425066
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 6, 2024
Expiration dateMarch 31, 2029
AddressArvada, CO 80005
SubwatershedLower Ralston Creek (HUC 101900040304)

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 COR425066.

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 COR425066.

Inspections

EPA’s inspection file holds no inspection for NPDES COR425066.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES COR425066.

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

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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 COR425066 there.

Nearby on the register

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

What this page shows

ALKIRE STREET TRAIL sits within a Jefferson County group of 245 general-permit authorizations, and 21.2% of that group has a violation logged. The Lower Ralston Creek subwatershed holds 32 NPDES permits, counting this permit. Of the 244 Jefferson County authorizations, including this permit, 46.3% were issued before this permit.