Plymouth: EPA violation history, explained

Plymouth's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. Population served: 76,546, over 24,832 connections.

Ranked against every other system in this dataset

Out of 12,903 systems in this dataset, Plymouth ranks 11,871th by violation burden (8th percentile) - 2 violations total, 0 health-baseds.

Against the MN average

Plymouth's 0 health-based violations sit within the MN average of 0.8, across 254 systems statewide. The clean-record guide covers what a comparison like this can hide.

Most recent violation on record

Plymouth's most recent violation on record is dated 1991-01-10. Last reported to EPA: 05/28/2026.

What Plymouth's record does not cover

Everything on this page is Plymouth's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your 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.