A88/100
MARCELLUS — Water Quality Report 2026
Serving 1,198 people · Michigan
Water Source
Groundwater
County
—
System ID
MI0004070
Violations
1
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.78 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.004 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: December 11, 2024 – January 3, 2025Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
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 MARCELLUS
Is MARCELLUS water safe to drink?
MARCELLUS water receives a grade of A (88/100), which is considered excellent. Out of 2 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has MARCELLUS detected?
2 contaminants were tested in MARCELLUS's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does MARCELLUS have any EPA violations?
Yes, MARCELLUS has 1 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT.
How many people does MARCELLUS serve?
MARCELLUS serves approximately 1,198 people, Michigan. The system provides water to 1 community: Marcellus.
What type of water does MARCELLUS provide?
MARCELLUS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MI0004070.
How does MARCELLUS compare to other utilities in Michigan?
MARCELLUS scores 88/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Michigan state page for a full comparison of water systems.