Clean Water Act discharge permit · NPDES COR428560

DG 3RD CREEK 104TH, Commerce City, CO: NPDES COR428560 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

DG 3RD CREEK 104TH, held by Public Service Company of Colorado, holds NPDES permit COR428560. EPA’s file records it issued September 4, 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 DG 3RD CREEK 104TH: its NPDES ID, its permit type and status, its dates, its address in Commerce City, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR428560.

Identity

Facility as filed	DG 3RD CREEK 104TH
Permittee as filed	Public Service Company of Colorado
NPDES ID	COR428560
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	September 4, 2025
Expiration date	March 31, 2029
Address	Commerce City, CO 80022
Subwatershed	Third Creek (HUC 101900030404)

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 COR428560.

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 COR428560.

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 COR428560 there.

Nearby on the register

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

The DG 3RD CREEK 104TH permit, held by Public Service Company of Colorado in Commerce City, is one of 463 general permit coverages in Adams County, where 13.0% of such coverages have a violation on file. Among the 49 NPDES permits in the Third Creek subwatershed, this one is effective and runs through March 31, 2029, and it records no pollutants under a numeric limit and no effluent exceedances. Of all 463 general permit coverages in Adams County, 68.7% carry an earlier issue date than this permit's September 4, 2025 issuance.