Is ST. JOHN MUNICIPAL WATER UTILITY's water safe to drink?
ST. JOHN MUNICIPAL WATER UTILITY has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 25,700 people get their water from it, across 9,765 connections.
Ranked against every other system in this dataset
34 total violations and 3 health-based ones put ST. JOHN MUNICIPAL WATER UTILITY at the 62th percentile nationally for violation burden, rank 4,878 of 12,903.
How ST. JOHN MUNICIPAL WATER UTILITY compares within IN
IN's 283 covered systems average 2.9 health-based violations each; ST. JOHN MUNICIPAL WATER UTILITY carries 3, 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 ST. JOHN MUNICIPAL WATER UTILITY is from 2007-01-06 (health-based: 2007-01-06). Last reported to EPA: 06/30/2026.
What kind of problem, specifically
ST. JOHN MUNICIPAL WATER UTILITY'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:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What this data is and is not
This is what ST. JOHN MUNICIPAL WATER UTILITY 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 34 logged violations can see. The guide to what this data misses covers that gap.