D39/100
PETERSBURG — Water Quality Report 2026
Serving 1,115 people · Michigan
Water Source
Purchased Surface Water
County
—
System ID
MI0005290
Violations
17
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 2.62 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: October 26, 2023 – November 15, 2023Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
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: May 1, 2022 – July 31, 2022Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
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: May 1, 2022 – July 31, 2022Rule: Stage 2 DBPREnforcement: 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 PETERSBURG
Is PETERSBURG water safe to drink?
PETERSBURG water receives a grade of D (39/100), which is considered poor. 1 contaminant(s) exceed EPA legal limits and 17 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has PETERSBURG detected?
2 contaminants were tested in PETERSBURG's water. Notable contaminants include Copper (90th percentile). 1 exceed EPA legal limits (MCLs). 1 exceed EPA health goals (MCLGs).
Does PETERSBURG have any EPA violations?
Yes, PETERSBURG has 17 EPA violation(s) on record, with the most recent in 2023. Violation types include Other, MR, MCL. 9 are health-based violations.
How many people does PETERSBURG serve?
PETERSBURG serves approximately 1,115 people, Michigan. The system provides water to 1 community: Petersburg.
What type of water does PETERSBURG provide?
PETERSBURG 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 MI0005290.
How does PETERSBURG compare to other utilities in Michigan?
PETERSBURG scores 39/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Michigan state page for a full comparison of water systems.