B77/100
SAULT STE MARIE — Water Quality Report 2026
Serving 14,689 people · Michigan
Water Source
Surface Water
County
—
System ID
MI0005950
Violations
8
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 130.00 mg/L | 1.30 mg/L | Over Limit |
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 2020.
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 SAULT STE MARIE
Is SAULT STE MARIE water safe to drink?
SAULT STE MARIE water receives a grade of B (77/100), which is considered good. Out of 70 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has SAULT STE MARIE detected?
70 contaminants were tested in SAULT STE MARIE's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does SAULT STE MARIE have any EPA violations?
Yes, SAULT STE MARIE has 8 EPA violation(s) on record, with the most recent in 2020. Violation types include MR, TT, RPT. 1 are health-based violations.
How many people does SAULT STE MARIE serve?
SAULT STE MARIE serves approximately 14,689 people, Michigan. The system provides water to 1 community: Sault Ste. Marie.
What type of water does SAULT STE MARIE provide?
SAULT STE MARIE sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is MI0005950.
How does SAULT STE MARIE compare to other utilities in Michigan?
SAULT STE MARIE scores 77/100 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.