C59/100
MUNISING — Water Quality Report 2026
Serving 2,783 people · Michigan
Water Source
Groundwater
County
—
System ID
MI0004560
Violations
10
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 2014.
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 MUNISING
Is MUNISING water safe to drink?
MUNISING water receives a grade of C (59/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 10 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MUNISING detected?
1 contaminants were tested in MUNISING's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MUNISING have any EPA violations?
Yes, MUNISING has 10 EPA violation(s) on record, with the most recent in 2014. Violation types include MCL, MR, Other. 7 are health-based violations.
How many people does MUNISING serve?
MUNISING serves approximately 2,783 people, Michigan. The system provides water to 1 community: Munising.
What type of water does MUNISING provide?
MUNISING sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MI0004560.
How does MUNISING compare to other utilities in Michigan?
MUNISING scores 59/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Michigan state page for a full comparison of water systems.