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Water system · PWSID OR4100744

KEIZER, CITY OF

KEIZER, OR · ~38,585 people served

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

PWSID

OR4100744

State

Oregon

City

KEIZER

Population served

38,585

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 Jan 2025). Levels in parts per trillion (ppt).

PFHxS

Perfluorohexanesulfonic acid

3.4 ppt

limit 10 ppt

Below EPA limit

Violations & enforcement

48

Violations on record

0

Unaddressed

2

Health-based

25

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2025. Official EPA record →

Monitoring & reporting · Gross alpha began Oct 2024 Resolved
Monitoring · Lead & Copper Rule began Apr 2021 Resolved
Monitoring & reporting · EPA contaminant 3014 began Aug 2017 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 2011 Resolved
Monitoring & reporting · Nitrate began Jan 2008 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 2005 Resolved
Monitoring & reporting · EPA contaminant 2031 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2032 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2037 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2034 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2010 began Jan 2002 Resolved
Monitoring & reporting · EPA contaminant 2015 began Jan 2002 Resolved

Recent enforcement actions

  • State action · SOX Mar 2025
  • State action · SOX Jun 2021
  • State action · SOX Aug 2017
  • State action · SOX Mar 2011
  • State action · SIF Mar 2011
  • State action · SIA Feb 2011
  • State action · SIE Feb 2011
  • State action · SOX Feb 2009

This profile is built from EPA public records for system OR4100744 — 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.