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Clean Water Act discharge permit · NPDES COR423503

PRAIRIE POINT NORTH F1/F2/F3 MASS GRADING, Aurora, CO: NPDES COR423503 discharge permit, effluent exceedances, inspections, penalties

PRAIRIE POINT NORTH F1/F2/F3 MASS GRADING, held by Oakwood Homes, holds NPDES permit COR423503. EPA’s file records it issued April 17, 2024 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 PRAIRIE POINT NORTH F1/F2/F3 MASS GRADING: 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 COR423503.

Identity

Facility as filedPRAIRIE POINT NORTH F1/F2/F3 MASS GRADING
Permittee as filedOakwood Homes
NPDES IDCOR423503
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedApril 17, 2024
Expiration dateMarch 31, 2029
AddressAurora, CO 80116
SubwatershedPiney Creek (HUC 101900030302)

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 COR423503.

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 COR423503.

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.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, COR423503.

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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 COR423503 there.

Nearby on the register

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

What this page shows

The PRAIRIE POINT NORTH F1/F2/F3 MASS GRADING permit is one of 360 general permit coverages in Arapahoe County, and 10.8% of those coverages carry a violation on file, while 20.3% of them were issued earlier than this one. The permit shows 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and it sits among 26 NPDES permits in the Piney Creek subwatershed.