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Clean Water Act discharge permit · NPDES WAR315580

EMERALD GROVE SUBDIVISION - LOT 13 CWD, Vancouver, WA: NPDES WAR315580 discharge permit, effluent exceedances, inspections, penalties

EMERALD GROVE SUBDIVISION - LOT 13 CWD, held by Cascade West Development, Inc., holds NPDES permit WAR315580. EPA’s file records it issued November 19, 2025 and expiring December 31, 2030.

EMERALD GROVE SUBDIVISION - LOT 13 CWD, Vancouver, Washington: Coverage under a general permit WAR315580, held by Cascade West Development, Inc.; Construction stormwater; Effective; issued November 19, 2025, term to December 31, 2030, by State.

  • pH: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Turbidity: 1 limit, 2 violations of any kind, 0 effluent exceedances.
  • Transparency: 1 limit, 2 violations of any kind, 0 effluent exceedances.
  • September 8, 2026: Evaluation (S).

Washington holds 4,744 Construction stormwater coverages of this permit type in EPA’s file; 3,913 were issued before WAR315580. Cascade West Development, Inc. holds 2 permits in Washington.

Other permits held by Cascade West Development, Inc.

Coverages issued nearest WAR315580

EMERALD GROVE SUBDIVISION - LOT 13 CWD among its neighbors

EPA’s permit file holds 159 discharge permits in the Lake River-Frontal Columbia River subwatershed (HUC 170900120304), WAR315580 among them. Its county holds 454, 5 of them major permits; WAR315580 is a minor permit.

Other permits in the Lake River-Frontal Columbia River subwatershed (HUC 170900120304)

Identity

Facility as filedEMERALD GROVE SUBDIVISION - LOT 13 CWD
Permittee as filedCascade West Development, Inc.
NPDES IDWAR315580
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedNovember 19, 2025
Expiration dateDecember 31, 2030
Issuing agencyState
AddressVancouver, WA 98685
SubwatershedLake River-Frontal Columbia River (HUC 170900120304)

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
pH240
Turbidity120
Transparency120

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES WAR315580.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES WAR315580.

Inspections

DateWhat EPA recordedAgency
September 8, 2026EvaluationS

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 WAR315580.

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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 WAR315580 for EMERALD GROVE SUBDIVISION - LOT 13 CWD in Vancouver, WA, held by Cascade West Development, Inc., with an effective status, a minor discharger class, and a construction stormwater program. The page lists 3 pollutants on file, all 3 under a numeric limit, with 0 showing an effluent exceedance.