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Water system · PWSID WI2670112

KEWASKUM WATERWORKS

KEWASKUM, WI · ~4,309 people served

Check your exact address → KEWASKUM overview
67
Fair
PurityRadar safety score

PWSID

WI2670112

State

Wisconsin

City

KEWASKUM

Population served

4,309

Primary source

Groundwater

Score history

▼ 33 points — the score moved from 100 to 67 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 67

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 Aug 2023). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

15 ppt

limit 4 ppt

Above EPA limit · 3.8×

PFBS

6.6 ppt

limit —

No federal limit

Violations & enforcement

78

Violations on record

0

Unaddressed

0

Health-based

9

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2009. Official EPA record →

Other · EPA contaminant 7000 began Jul 2005 Resolved
Monitoring & reporting · EPA contaminant 2380 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2976 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2964 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2968 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2969 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2955 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2977 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2979 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2980 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2981 began Jan 2001 Resolved
Monitoring & reporting · EPA contaminant 2378 began Jan 2001 Resolved

Recent enforcement actions

  • State action · SIA Sep 2009
  • State action · SOX Jul 2005
  • State action · SOX Jun 2002
  • State action · SOX Mar 2002
  • State action · SIE Jul 1993
  • State action · SIA Jul 1993
  • State action · SOX Jun 1993
  • State action · SOX Jun 1993

This profile is built from EPA public records for system WI2670112 — 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.