A90/100
CHARTER TOWNSHIP OF GRAND BLANC — Water Quality Report 2026
Serving 21,000 people · Michigan
Water Source
Purchased Surface Water
County
—
System ID
MI0002745
Violations
6
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
1
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2021 – September 27, 2021Enforcement: Resolving — corrective action underway
TIER 2Resolved
Public notification violation
When: July 1, 2021 – December 31, 2021Rule: Ground Water 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 CHARTER TOWNSHIP OF GRAND BLANC
Is CHARTER TOWNSHIP OF GRAND BLANC water safe to drink?
CHARTER TOWNSHIP OF GRAND BLANC water receives a grade of A (90/100), which is considered excellent. Out of 69 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has CHARTER TOWNSHIP OF GRAND BLANC detected?
69 contaminants were tested in CHARTER TOWNSHIP OF GRAND BLANC's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does CHARTER TOWNSHIP OF GRAND BLANC have any EPA violations?
Yes, CHARTER TOWNSHIP OF GRAND BLANC has 6 EPA violation(s) on record, with the most recent in 2021. Violation types include Other, TT, MR. 1 are health-based violations.
How many people does CHARTER TOWNSHIP OF GRAND BLANC serve?
CHARTER TOWNSHIP OF GRAND BLANC serves approximately 21,000 people, Michigan.
What type of water does CHARTER TOWNSHIP OF GRAND BLANC provide?
CHARTER TOWNSHIP OF GRAND BLANC 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 MI0002745.
How does CHARTER TOWNSHIP OF GRAND BLANC compare to other utilities in Michigan?
CHARTER TOWNSHIP OF GRAND BLANC scores 90/100 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.