CLEAR LAKE WATER DEPARTMENT

CLEAR LAKE, IA · ~7,687 people served

Check your exact address → CLEAR LAKE overview

100

Excellent

PurityRadar safety score

PWSID

IA1716076

State

Iowa

City

CLEAR LAKE

Population served

7,687

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

Lithium

19,200 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 1996. Official EPA record →

Monitoring & reporting · Total coliform began Feb 1994 Resolved

Monitoring & reporting · EPA contaminant 2969 began Jan 1987 Resolved

Monitoring & reporting · EPA contaminant 2977 began Jan 1987 Resolved

Monitoring & reporting · EPA contaminant 2980 began Jan 1987 Resolved

Monitoring & reporting · EPA contaminant 2981 began Jan 1987 Resolved

Monitoring & reporting · EPA contaminant 2982 began Jan 1987 Resolved

Monitoring & reporting · EPA contaminant 2984 began Jan 1987 Resolved

Monitoring & reporting · EPA contaminant 2990 began Jan 1987 Resolved

Recent enforcement actions

State action · SOX Jun 1996
State action · SOX Jun 1996
State action · SIF May 1994
State action · SIF May 1994
State action · SFJ Apr 1994
State action · SIE Apr 1994
State action · SFJ Apr 1994
State action · SIE Apr 1994

This profile is built from EPA public records for system IA1716076 — 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.