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Clean Water Act discharge permit · NPDES COG603024

URS CENTER, Denver, CO: NPDES COG603024 discharge permit, effluent exceedances, inspections, penalties

URS CENTER, held by Westcore Vasona Tufts LLC, holds NPDES permit COG603024, which discharges to Goldsmith Gulch. EPA’s file records it issued September 27, 2007 and expiring December 31, 2012. 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.

Identity

Facility as filedURS CENTER
Permittee as filedWestcore Vasona Tufts LLC
NPDES IDCOG603024
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
IssuedSeptember 27, 2007
Expiration dateDecember 31, 2012
AddressDenver, CO 80237
Receiving waterGoldsmith Gulch
SubwatershedCherry Creek-South Platte River (HUC 101900030304)

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

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH291December 31, 2013
Flow, in conduit or thru treatment plant241June 30, 2018408% over the limit
Selenium, potentially dissolvd0100
Solids, total suspended260
Oil and grease130
Oil and grease visual130

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 COG603024.

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.

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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 COG603024 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit COG603024 held by Westcore Vasona Tufts LLC for the URS CENTER in Denver, CO, which discharges to Goldsmith Gulch in the Cherry Creek-South Platte River watershed (HUC 101900030304). The facts list 6 pollutants on file, 5 under a numeric limit, 6 with a violation of any kind, and 2 with an effluent exceedance.