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Clean Water Act discharge permit · NPDES COR427632

THE AURORA HIGHLANDS FILING 10, Aurora, CO: NPDES COR427632 discharge permit, effluent exceedances, inspections, penalties

THE AURORA HIGHLANDS FILING 10, held by Risewell Homes, holds NPDES permit COR427632. EPA’s file records it issued May 23, 2025 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 THE AURORA HIGHLANDS FILING 10: 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 COR427632.

Identity

Facility as filedTHE AURORA HIGHLANDS FILING 10
Permittee as filedRisewell Homes
NPDES IDCOR427632
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMay 23, 2025
Expiration dateMarch 31, 2029
AddressAurora, CO 80019
SubwatershedFirst Creek (HUC 101900030401)

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 COR427632.

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 COR427632.

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 COR427632 there.

Nearby on the register

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

What this page shows

The Aurora Highlands Filing 10 permit, held by Risewell Homes under NPDES ID COR427632 in Aurora, Adams County, Colorado, is one of 463 general permit coverages in Adams County, and its issue date of May 23, 2025 places it ahead of 60.7% of those coverages. Among the 131 NPDES permits in the First Creek subwatershed (HUC 101900030401), this permit is likewise listed, and 13.0% of the 463 Adams County general permit coverages carry a violation on file, a share this permit does not match because it has no pollutants under a numeric limit and no effluent exceedances, both recorded as 0.