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Water system · PWSID WA5302897

LOST LAKE

100
Excellent
PurityRadar safety score

PWSID

WA5302897

State

Washington

City

Port Orchard

Population served

328

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

4

Violations on record

0

Unaddressed

0

Health-based

4

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2013. Official EPA record →

Monitoring & reporting · Total coliform began Jul 2013 Resolved
Monitoring & reporting · Total coliform began Feb 2011 Resolved
Monitoring & reporting · Total coliform began Jan 2010 Resolved
Monitoring & reporting · Nitrate began Jan 2009 Resolved

Recent enforcement actions

  • State action · SOX Aug 2013
  • State action · SOX Mar 2011
  • State action · SOX Feb 2010
  • State action · SOX Feb 2010

This profile is built from EPA public records for system WA5302897 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.