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Water system · PWSID WA5314100

COLTON WATER DEPARTMENT

Colton, WA · ~632 people served

Check your exact address → Colton overview
100
Excellent
PurityRadar safety score

PWSID

WA5314100

State

Washington

City

Colton

Population served

632

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

32

Violations on record

1

Unaddressed

0

Health-based

10

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2019. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Jan 2000 Unaddressed
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2018 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2018 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2017 Resolved
Other · EPA contaminant 7000 began Jul 2016 Resolved
Other · EPA contaminant 7000 began Jul 2014 Resolved
Other · EPA contaminant 7000 began Jul 2013 Resolved
Monitoring & reporting · EPA contaminant 2031 began Jan 2008 Resolved
Monitoring & reporting · EPA contaminant 2020 began Jan 2008 Resolved
Monitoring & reporting · EPA contaminant 2035 began Jan 2008 Resolved
Monitoring & reporting · EPA contaminant 2005 began Jan 2008 Resolved
Monitoring & reporting · EPA contaminant 2326 began Jan 2008 Resolved

Recent enforcement actions

  • State action · SOX Jul 2019
  • State action · SOX Jul 2019
  • State action · SOX Oct 2016
  • State action · SOX Oct 2014
  • State action · SOX Oct 2013
  • State action · SOX Jun 2011
  • State action · SOX Jun 2011
  • State action · SOX Sep 2007

This profile is built from EPA public records for system WA5314100 — 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.