A93/100
SOUTHGATE — Water Quality Report 2026
Serving 30,047 people · Michigan
Water Source
Purchased Surface Water
County
—
System ID
MI0006170
Violations
4
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.006 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
1
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: August 11, 2022 – August 18, 2022Rule: 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 SOUTHGATE
Is SOUTHGATE water safe to drink?
SOUTHGATE water receives a grade of A (93/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has SOUTHGATE detected?
69 contaminants were tested in SOUTHGATE's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SOUTHGATE have any EPA violations?
Yes, SOUTHGATE has 4 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, RPT, MR.
How many people does SOUTHGATE serve?
SOUTHGATE serves approximately 30,047 people, Michigan. The system provides water to 1 community: Southgate.
What type of water does SOUTHGATE provide?
SOUTHGATE sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is MI0006170.
How does SOUTHGATE compare to other utilities in Michigan?
SOUTHGATE scores 93/100 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.