COTTRELLVILLE TOWNSHIP: EPA violation history, explained

COTTRELLVILLE TOWNSHIP's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 3,200 people get their water from it, across 960 connections.

Ranked against every other system in this dataset

4 total violations and 0 health-based ones put COTTRELLVILLE TOWNSHIP at the 11th percentile nationally for violation burden, rank 11,477 of 12,903.

How COTTRELLVILLE TOWNSHIP compares within MI

MI's 390 covered systems average 1.3 health-based violations each; COTTRELLVILLE TOWNSHIP carries 0, not more than typical for the state. See the lead and copper guide for why lead counts differently.

Most recent violation on record

The last violation EPA has on record for COTTRELLVILLE TOWNSHIP is from 2023-01-04. Last reported to EPA: 06/23/2026.

What this data is and is not

This is what COTTRELLVILLE TOWNSHIP reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. This record - 0 health-based violations on file for COTTRELLVILLE TOWNSHIP - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.