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Clean Water Act discharge permit · NPDES COR423261

KLEIN WATER TREATMENT FACILITY FOR PFAS, Commerce City, CO: NPDES COR423261 discharge permit, effluent exceedances, inspections, penalties

KLEIN WATER TREATMENT FACILITY FOR PFAS, held by PCL Construction, Inc., holds NPDES permit COR423261. EPA’s file records it issued April 18, 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 KLEIN WATER TREATMENT FACILITY FOR PFAS: 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 COR423261.

Identity

Facility as filedKLEIN WATER TREATMENT FACILITY FOR PFAS
Permittee as filedPCL Construction, Inc.
NPDES IDCOR423261
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedApril 18, 2024
Expiration dateMarch 31, 2029
AddressCommerce City, CO 80022
SubwatershedCity of Thornton-South Platte River (HUC 101900030402)
Other EPA IDs (FRS)RCRA handler COD983775289

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR423261.

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 COR423261.

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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How we handle your data → Privacy

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 COR423261 there.

Nearby on the register

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

What this page shows

The KLEIN WATER TREATMENT FACILITY FOR PFAS permit, held by PCL Construction, Inc., is one of 463 general permit coverages in Adams County, Colorado, on EPA's NPDES register. Among the 151 NPDES permits in the City of Thornton-South Platte River subwatershed, this one is counted alongside its neighbors in that watershed group. It records 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.