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Clean Water Act discharge permit · NPDES COR428343

XCEL QUINCY-LA PLATA DISTRIBUTION LINE REBUILD, Unincorporated, CO: NPDES COR428343 discharge permit, effluent exceedances, inspections, penalties

XCEL QUINCY-LA PLATA DISTRIBUTION LINE REBUILD, held by Public Service Company of Colorado (PSCo), holds NPDES permit COR428343. EPA’s file records it issued August 5, 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 XCEL QUINCY-LA PLATA DISTRIBUTION LINE REBUILD: its NPDES ID, its permit type and status, its dates, its address in Unincorporated, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR428343.

Identity

Facility as filedXCEL QUINCY-LA PLATA DISTRIBUTION LINE REBUILD
Permittee as filedPublic Service Company of Colorado (PSCo)
NPDES IDCOR428343
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 5, 2025
Expiration dateMarch 31, 2029
AddressUnincorporated, CO 80016
SubwatershedHeadwaters Coal Creek (HUC 101900030201)

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 COR428343.

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 COR428343.

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 COR428343 there.

Nearby on the register

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

What this page shows

The XCEL QUINCY-LA PLATA DISTRIBUTION LINE REBUILD is one of 360 general permit coverages in Arapahoe County, where 10.8% of such coverages have a violation on file, and it sits among 11 NPDES permits in the Headwaters Coal Creek subwatershed, this one included. The permit records no pollutants under a numeric limit and no pollutants with an effluent exceedance, both counted as 0.