B63/100
Lake City — Water Quality Report 2026
Serving 5,042 people · Minnesota
Water Source
Groundwater
County
—
System ID
MN1790004
Violations
10
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2010.
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 Lake City
Is Lake City water safe to drink?
Lake City water receives a grade of B (63/100), which is considered good. Out of 48 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has Lake City detected?
48 contaminants were tested in Lake City's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does Lake City have any EPA violations?
Yes, Lake City has 10 EPA violation(s) on record, with the most recent in 2010. Violation types include MCL, MR. 6 are health-based violations.
How many people does Lake City serve?
Lake City serves approximately 5,042 people, Minnesota.
What type of water does Lake City provide?
Lake City sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MN1790004.
How does Lake City compare to other utilities in Minnesota?
Lake City scores 63/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Minnesota state page for a full comparison of water systems.