A92/100
Mapleton — Water Quality Report 2026
Serving 1,756 people · Minnesota
Water Source
Groundwater
County
—
System ID
MN1070013
Violations
5
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2001.
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 Mapleton
Is Mapleton water safe to drink?
Mapleton water receives a grade of A (92/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has Mapleton detected?
1 contaminants were tested in Mapleton's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does Mapleton have any EPA violations?
Yes, Mapleton has 5 EPA violation(s) on record, with the most recent in 2001. Violation types include MR.
How many people does Mapleton serve?
Mapleton serves approximately 1,756 people, Minnesota.
What type of water does Mapleton provide?
Mapleton sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MN1070013.
How does Mapleton compare to other utilities in Minnesota?
Mapleton scores 92/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Minnesota state page for a full comparison of water systems.