What's in WATERTOWN CITY's water?
WATERTOWN CITY had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. Population served: 27,861, over 8,000 connections.
WATERTOWN CITY's record against the rest of the country
Out of 12,903 systems in this dataset, WATERTOWN CITY ranks 1,185th by violation burden (91th percentile) - 19 violations total, 16 health-baseds.
How WATERTOWN CITY compares within NY
Among the 443 NY systems in this dataset, the average is 4.1 health-based violations - WATERTOWN CITY's 16 is above that. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
The last violation EPA has on record for WATERTOWN CITY is from 2025-01-12 (health-based: 2025-01-12). Last reported to EPA: 06/25/2026.
What kind of problem, specifically
WATERTOWN CITY'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: Interim Enhanced Surface Water Treatment Rule
- Disinfection byproducts - flagged from: TTHM; Total Haloacetic Acids (HAA5)
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
WATERTOWN CITY's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. Between the utility's meter and WATERTOWN CITY's customers' taps is household plumbing, invisible to a system-level record ranked 1,185th of 12,903 by violation count. The guide to what this data misses covers that gap.