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Clean Water Act discharge permit · NPDES COR428116

GREEN VALLEY RANCH EAST FILING 6 -VERTICAL, Aurora, CO: NPDES COR428116 discharge permit, effluent exceedances, inspections, penalties

GREEN VALLEY RANCH EAST FILING 6 -VERTICAL, held by Oakwood Homes, holds NPDES permit COR428116. EPA’s file records it issued July 10, 2025 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 GREEN VALLEY RANCH EAST FILING 6 -VERTICAL: 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 COR428116.

Identity

Facility as filedGREEN VALLEY RANCH EAST FILING 6 -VERTICAL
Permittee as filedOakwood Homes
NPDES IDCOR428116
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJuly 10, 2025
Expiration dateMarch 31, 2029
AddressAurora, CO 80249
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 COR428116.

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 COR428116.

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 COR428116 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 COR428116, held by Oakwood Homes for GREEN VALLEY RANCH EAST FILING 6 -VERTICAL in Aurora, CO, with a status of Effective, a minor discharger class, and coverage under a general permit. The permit was issued July 10, 2025 and expires March 31, 2029, and the page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the facility in the First Creek subwatershed (HUC 101900030401).