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Clean Water Act discharge permit · NPDES COR419793

HARMONY SUBDIVISION FILING 13, Aurora, CO: NPDES COR419793 discharge permit, effluent exceedances, inspections, penalties

HARMONY SUBDIVISION FILING 13, held by Richmond American Homes of Colorado, Inc., holds NPDES permit COR419793. EPA’s file records it issued March 16, 2023 and expiring March 31, 2024. 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 HARMONY SUBDIVISION FILING 13: its NPDES ID, its permit type and status, its dates, its address in Aurora, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR419793.

Identity

Facility as filedHARMONY SUBDIVISION FILING 13
Permittee as filedRichmond American Homes of Colorado, Inc.
NPDES IDCOR419793
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
IssuedMarch 16, 2023
Expiration dateMarch 31, 2024
Issuing agencySTA
AddressAurora, CO 80018
SubwatershedFirst Creek (HUC 101900030401)
SIC1522 – Residential 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

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR419793.

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 COR419793.

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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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 COR419793 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 COR419793 for HARMONY SUBDIVISION FILING 13 in Aurora, CO, held by Richmond American Homes of Colorado, Inc., with the permit listed as administratively continued and classed as a minor discharger. The page reports 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and it records no effluent or single-event violation for this permit.