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Clean Water Act discharge permit · NPDES WAR313772

CITYGATE, Lynden, WA: NPDES WAR313772 discharge permit, effluent exceedances, inspections, penalties

CITYGATE, held by Impact Design, LLC, holds NPDES permit WAR313772. EPA’s file records it issued November 18, 2020 and expiring December 31, 2025.

CITYGATE, Lynden, Washington: Coverage under a general permit WAR313772, held by Impact Design, LLC; Construction stormwater; Administratively continued (past its expiration date and still in force until reissued); issued November 18, 2020, term to December 31, 2025, by State.

  • pH: 2 limits, 32 violations of any kind, 0 effluent exceedances.
  • Turbidity: 1 limit, 16 violations of any kind, 0 effluent exceedances.
  • Transparency: 1 limit, 16 violations of any kind, 0 effluent exceedances.

Washington holds 4,744 Construction stormwater coverages of this permit type in EPA’s file; 1,658 were issued before WAR313772. Impact Design, LLC holds 3 permits in Washington.

Other permits held by Impact Design, LLC

Coverages issued nearest WAR313772

CITYGATE among its neighbors

EPA’s permit file holds 15 discharge permits in the Fishtrap Creek subwatershed (HUC 171100040502), WAR313772 among them. Its county holds 327, 4 of them major permits; WAR313772 is a minor permit.

Other permits in the Fishtrap Creek subwatershed (HUC 171100040502)

Identity

Facility as filedCITYGATE
Permittee as filedImpact Design, LLC
NPDES IDWAR313772
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
IssuedNovember 18, 2020
Expiration dateDecember 31, 2025
Issuing agencyState
AddressLynden, WA 98264
Receiving water impaired303(D) Listed
SubwatershedFishtrap Creek (HUC 171100040502)
SIC1794 – Excavation Work

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
pH2320
Turbidity1160
Transparency1160

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES WAR313772.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES WAR313772.

Inspections

EPA’s inspection file holds no inspection for NPDES WAR313772.

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 WAR313772.

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Nearby on the register

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

What this page shows

This page covers Clean Water Act NPDES permit WAR313772 for CITYGATE in Lynden, WA, held by Impact Design, LLC, a construction stormwater permit under coverage of a general permit, with a minor discharger class and an administratively continued status past its December 31, 2025 expiration. The record lists 3 pollutants on file, 3 under a numeric limit, and 0 pollutants with an effluent exceedance, and the receiving water is 303(D) Listed in the Fishtrap Creek subwatershed (HUC 171100040502).