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Clean Water Act discharge permit · NPDES CAZ498738

WCS DISTRIBUTION LLC, Ontario, CA: NPDES CAZ498738 discharge permit, effluent exceedances, inspections, penalties

WCS DISTRIBUTION LLC, held by WCS Distribution LLC, holds NPDES permit CAZ498738. EPA’s file records it issued July 12, 2018 and expiring June 30, 2020. 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.

Identity

Facility as filedWCS DISTRIBUTION LLC
Permittee as filedWCS Distribution LLC
NPDES IDCAZ498738
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramIndustrial stormwater
IssuedJuly 12, 2018
Expiration dateJune 30, 2020
Issuing agencyCA Waterboards
AddressOntario, CA 91761
SubwatershedLower Cucamonga Creek (HUC 180702030705)

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 CAZ498738.

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

DateWhat EPA recordedAgency
July 15, 2021WW Storm Water Non-Construction - Failure to submit required report (non-DMR)ST6

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 CAZ498738 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit CAZ498738, held by WCS Distribution LLC in Ontario, CA, which is listed as administratively continued and a minor discharger, with an issue date of July 12, 2018 and an expiration date of June 30, 2020. The page reports 0 pollutants on file, 0 under a numeric limit, 0 with a violation of any kind, and 0 with an effluent exceedance.