A89/100
CLEAR LAKE WATER DEPARTMENT — Water Quality Report 2026
Serving 7,687 people · Iowa
Water Source
Groundwater
County
—
System ID
IA1716076
Violations
8
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1994.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About CLEAR LAKE WATER DEPARTMENT
Is CLEAR LAKE WATER DEPARTMENT water safe to drink?
CLEAR LAKE WATER DEPARTMENT water receives a grade of A (89/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CLEAR LAKE WATER DEPARTMENT detected?
31 contaminants were tested in CLEAR LAKE WATER DEPARTMENT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CLEAR LAKE WATER DEPARTMENT have any EPA violations?
Yes, CLEAR LAKE WATER DEPARTMENT has 8 EPA violation(s) on record, with the most recent in 1994. Violation types include MR.
How many people does CLEAR LAKE WATER DEPARTMENT serve?
CLEAR LAKE WATER DEPARTMENT serves approximately 7,687 people, Iowa. The system provides water to 1 community: Clear Lake.
What type of water does CLEAR LAKE WATER DEPARTMENT provide?
CLEAR LAKE WATER DEPARTMENT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is IA1716076.
How does CLEAR LAKE WATER DEPARTMENT compare to other utilities in Iowa?
CLEAR LAKE WATER DEPARTMENT scores 89/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Iowa state page for a full comparison of water systems.