Dearborn, MI Water Quality
Is Dearborn's water safe to drink?
Dearborn's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 109,976, over 32,581 connections.
Ranked against every other system in this dataset
2 total violations and 0 health-based ones put Dearborn at the 8th percentile nationally for violation burden, rank 11,866 of 12,903.
Against the MI average
Dearborn's 0 health-based violations sit within the MI average of 1.3, across 390 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
Dearborn's most recent violation on record is dated 2000-01-07. Last reported to EPA: 06/23/2026.
What Dearborn's record does not cover
This is what Dearborn 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. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 2 logged violations can see. The guide to what this data misses covers that gap.