B70/100
CASS CITY, VILLAGE OF — Water Quality Report 2026
Serving 2,428 people · Michigan
Water Source
Groundwater
County
—
System ID
MI0001220
Violations
14
Contaminant Test Results
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2025 – August 31, 2025Enforcement: Resolving — corrective action underway
TIER 3Unresolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2025 – July 31, 2025Verify on EPA.gov
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2023 – November 27, 2023Enforcement: 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 CASS CITY, VILLAGE OF
Is CASS CITY, VILLAGE OF water safe to drink?
CASS CITY, VILLAGE OF water receives a grade of B (70/100), which is considered good. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has CASS CITY, VILLAGE OF detected?
1 contaminants were tested in CASS CITY, VILLAGE OF's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does CASS CITY, VILLAGE OF have any EPA violations?
Yes, CASS CITY, VILLAGE OF has 14 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, MCL. 4 are health-based violations.
How many people does CASS CITY, VILLAGE OF serve?
CASS CITY, VILLAGE OF serves approximately 2,428 people, Michigan.
What type of water does CASS CITY, VILLAGE OF provide?
CASS CITY, VILLAGE OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MI0001220.
How does CASS CITY, VILLAGE OF compare to other utilities in Michigan?
CASS CITY, VILLAGE OF scores 70/100 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.