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Clean Water Act discharge permit · NPDES COG318045

EMBASSY SUITES, Denver, CO: NPDES COG318045 discharge permit, effluent exceedances, inspections, penalties

EMBASSY SUITES, held by Embassy Suites Denver Downtown, holds NPDES permit COG318045, which discharges to Cherry Creek. EPA’s file records it issued February 3, 2021 and expiring May 31, 2028. 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.

Identity

Facility as filedEMBASSY SUITES
Permittee as filedEmbassy Suites Denver Downtown
NPDES IDCOG318045
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedFebruary 3, 2021
Expiration dateMay 31, 2028
AddressDenver, CO 80202
Receiving waterCherry Creek
Receiving water impaired303(D) Listed
SubwatershedCherry Creek-South Platte River (HUC 101900030304)
SIC1629 – Heavy Construction

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same 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; the 60 with the most exceedances of 140 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Arsenic, total recoverable320
Iron, total recoverable220
Selenium, total recoverable220
Thallium, total recoverable220
Beryllium, total recoverable [as Be]220
Barium, total recoverable220
Iron, dissolved [as Fe]220
Manganese, dissolved [as Mn]220
Nickel, total recoverable220
Silver total recoverable220
Zinc, total recoverable220
Aluminum, total recoverable220
Cadmium, total recoverable220
Lead, total recoverable220
Chromium, total recoverable220
Copper, total recoverable220
Molybdenum, total recoverable220
Chromium, hexavalent dissolved [as Cr]220
Antimony, total recoverable220
Zinc, potentially dissolved220
Silver, potentially dissolved220
Copper, potentially dissolved220
Arsenic, potentially dissolved220
Cadmium, potentially dissolvd220
Chromium, trivalent, potentially dissolvd220
Lead, potentially dissolvd220
Manganese, potentially dissolvd220
Nickel, potentially dissolvd220
Selenium, potentially dissolvd220
Thallium, potentially dissolvd220
Uranium, potentially dissolvd220
Total phenols220
Chromium, trivalent total recoverable220
Uranium, total220
Carbon tetrachloride220
1,2-Dichloroethane220
Bromoform220
Chloroform220
Toluene220
Benzene220
Acenaphthene220
Acrolein220
Anthracene220
Benzo[k]fluoranthene220
Benzo[a]pyrene220
Bis[2-chloroethyl] ether220
Bis[2-chloroisopropyl] ether220
Butyl benzyl phthalate220
Chlorobenzene220
Chlorodibromomethane220
Chrysene220
Diethyl phthalate220
Dimethyl phthalate220
1,2-Diphenylhydrazine220
Fluoranthene220
Fluorene220
Hexachlorocyclopentadiene220
Hexachloroethane220
Indeno[1,2,3-cd]pyrene220
Isophorone220

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COG318045.

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 COG318045.

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 COG318045 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit COG318045 held by Embassy Suites Denver Downtown for the EMBASSY SUITES facility in Denver, CO, which discharges to Cherry Creek within the Cherry Creek-South Platte River subwatershed (HUC 101900030304). The facts list 140 pollutants on file, 140 under a numeric limit, 107 with a violation of any kind, and 0 with an effluent exceedance.