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Clean Water Act discharge permit · NPDES COR430229

POWH1329 ALAMEDA AND POWHATON (DE), Aurora, CO: NPDES COR430229 discharge permit, effluent exceedances, inspections, penalties

POWH1329 ALAMEDA AND POWHATON (DE), held by Public Service Company of Colorado, holds NPDES permit COR430229. EPA’s file records it issued March 11, 2026 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 POWH1329 ALAMEDA AND POWHATON (DE): 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 COR430229.

Identity

Facility as filedPOWH1329 ALAMEDA AND POWHATON (DE)
Permittee as filedPublic Service Company of Colorado
NPDES IDCOR430229
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMarch 11, 2026
Expiration dateMarch 31, 2029
AddressAurora, CO 80018
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 COR430229.

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 COR430229.

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

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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 COR430229 there.

Nearby on the register

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

What this page shows

POWH1329 ALAMEDA AND POWHATON (DE) is one of 360 general permit coverages in Arapahoe County, a count that includes this permit, and 10.8% of those coverages have a violation on file. The permit also sits among 131 NPDES permits in the First Creek subwatershed (HUC 101900030401), this one included, and 81.9% of the Arapahoe County general permit coverages carry an earlier issue date than this one. This permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance.