North Mankato: EPA violation history, explained
North Mankato has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 14,448 people through 5,676 service connections.
North Mankato's record against the rest of the country
4 total violations and 1 health-based ones put North Mankato at the 32th percentile nationally for violation burden, rank 8,836 of 12,903.
How North Mankato compares within MN
North Mankato's 1 health-based violations sit above 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
The last violation EPA has on record for North Mankato is from 2019-01-10 (health-based: 1999-01-04). Last reported to EPA: 05/28/2026.
What kind of problem, specifically
North Mankato's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Radionuclides - flagged from: Combined Radium (-226 and -228)
The most severe category on record is radionuclides, which points toward a reverse osmosis-class filter if you want to address it directly.
What this data is and is not
Everything on this page is North Mankato'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 4 logged violations can see. The guide to what this data misses covers that gap.