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Water system · PWSID WA5331450

HARRINGTON CITY OF

100
Excellent
PurityRadar safety score

PWSID

WA5331450

State

Washington

City

Waverly

Population served

650

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

Latest detections from EPA’s UCMR5 monitoring (through May 2025). Levels in parts per trillion (ppt).

Lithium

14,000 ppt

limit —

No federal limit

Violations & enforcement

176

Violations on record

0

Unaddressed

0

Health-based

43

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2024. Official EPA record →

Monitoring · Lead & Copper Rule began Jun 2021 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2021 Resolved
Monitoring & reporting · EPA contaminant 2110 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2326 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2040 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2041 began Jan 2020 Resolved
Monitoring & reporting · Nitrate began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2031 began Jan 2020 Resolved
Monitoring · Lead & Copper Rule began Sep 2017 Resolved
Monitoring & reporting · EPA contaminant 2981 began Apr 2016 Resolved
Monitoring & reporting · EPA contaminant 2979 began Apr 2016 Resolved
Monitoring & reporting · EPA contaminant 2980 began Apr 2016 Resolved

Recent enforcement actions

  • State action · SOX Jun 2024
  • State action · SOX Jul 2021
  • State action · SOX Apr 2021
  • State action · SOX Apr 2020
  • State action · SOX May 2019
  • State action · SOX Oct 2017
  • State action · SOX Sep 2016
  • State action · SOX May 2016

This profile is built from EPA public records for system WA5331450 — 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.