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Clean Water Act discharge permit · NPDES COR425221

GRIFFITH STATION, Arvada, CO: NPDES COR425221 discharge permit, effluent exceedances, inspections, penalties

GRIFFITH STATION, held by Habitat for Humanity of Metro Denver, holds NPDES permit COR425221. EPA’s file records it issued September 10, 2024 and expiring March 31, 2029. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for GRIFFITH STATION: 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 COR425221.

Identity

Facility as filedGRIFFITH STATION
Permittee as filedHabitat for Humanity of Metro Denver
NPDES IDCOR425221
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 10, 2024
Expiration dateMarch 31, 2029
AddressArvada, CO 80002
SubwatershedTable Mountain-Clear Creek (HUC 101900040403)

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 COR425221.

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 COR425221.

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

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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 COR425221 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

GRIFFITH STATION, a general permit coverage in Arvada, Colorado, is one of 245 general permit coverages in Jefferson County on EPA's NPDES register, and 21.2% of those coverages have a violation on file. The permit is also one of 77 NPDES permits in the Table Mountain-Clear Creek subwatershed, and it has no pollutants under a numeric limit and no pollutants with an effluent exceedance.