Clean Water Act discharge permit · NPDES COR431477

XCEL NEWTON LAYDOWN YARD, Empire, CO: NPDES COR431477 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

XCEL NEWTON LAYDOWN YARD, held by Public Service Company of Colorado (PSCo), holds NPDES permit COR431477. EPA’s file records it issued July 17, 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 XCEL NEWTON LAYDOWN YARD: its NPDES ID, its permit type and status, its dates, its address in Empire, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR431477.

Identity

Facility as filed	XCEL NEWTON LAYDOWN YARD
Permittee as filed	Public Service Company of Colorado (PSCo)
NPDES ID	COR431477
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	July 17, 2026
Expiration date	March 31, 2029
Address	Empire, CO 80438
Subwatershed	West Fork Clear Creek (HUC 101900040103)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR431477.

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES COR431477.

Inspections

EPA’s inspection file holds no inspection for NPDES COR431477.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES COR431477.

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 COR431477 there.

Nearby on the register

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

The XCEL NEWTON LAYDOWN YARD, a general permit coverage held by Public Service Company of Colorado (PSCo) in Empire, Clear Creek County, Colorado, is one of 32 general permit coverages in the county, and 96.9% of those coverages carry an earlier issue date than this one, issued July 17, 2026. Among the 32 coverages in Clear Creek County, 46.9% have a violation on file, while this permit has none of the recorded pollutants under a numeric limit or effluent exceedances. The permit sits within the nine NPDES permits of the West Fork Clear Creek subwatershed, including this one.