Velarion Records

Clean Water Act discharge permit · NPDES WAR301281

I5 116TH ST INTERCHANGE IMPROVEMENTS, Marysville, WA: NPDES WAR301281 discharge permit, effluent exceedances, inspections, penalties

I5 116TH ST INTERCHANGE IMPROVEMENTS, held by I 5 116th St Interchange Improvements, holds NPDES permit WAR301281. EPA’s file records it issued December 1, 2010 and expiring December 31, 2015. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedI5 116TH ST INTERCHANGE IMPROVEMENTS
Permittee as filedI 5 116th St Interchange Improvements
NPDES IDWAR301281
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
ProgramConstruction stormwater
IssuedDecember 1, 2010
Expiration dateDecember 31, 2015
Issuing agencyState
AddressMarysville, WA 98271
Receiving water impaired303(D) Listed
SubwatershedQuilceda Creek (HUC 171100110204)
SIC1794 – Excavation Work

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Turbidity1431January 31, 2016
Transparency1431January 31, 201677% over the limit
pH2840

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 WAR301281.

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 WAR301281 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

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