B67/100
MT. PLEASANT — Water Quality Report 2026
Serving 10,198 people · Michigan
Water Source
Groundwater
County
—
System ID
055293201
Violations
30
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 260.00 µg/L | — | Above Goal |
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: June 1, 2024 – June 30, 2024Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: June 1, 2024 – June 30, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved
Surface water treatment technique failure
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 MT. PLEASANT
Is MT. PLEASANT water safe to drink?
MT. PLEASANT water receives a grade of B (67/100), which is considered good. Out of 66 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has MT. PLEASANT detected?
66 contaminants were tested in MT. PLEASANT's water. Notable contaminants include chlorate. No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MT. PLEASANT have any EPA violations?
Yes, MT. PLEASANT has 30 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, MON, Other.
How many people does MT. PLEASANT serve?
MT. PLEASANT serves approximately 10,198 people, Michigan.
What type of water does MT. PLEASANT provide?
MT. PLEASANT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is 055293201.
How does MT. PLEASANT compare to other utilities in Michigan?
MT. PLEASANT scores 67/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Michigan state page for a full comparison of water systems.