What's in WESTERVILLE CITY PWS's water?
WESTERVILLE CITY PWS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 39,000 people through 13,624 service connections.
Ranked against every other system in this dataset
14 total violations and 3 health-based ones put WESTERVILLE CITY PWS at the 60th percentile nationally for violation burden, rank 5,139 of 12,903.
How WESTERVILLE CITY PWS compares within OH
WESTERVILLE CITY PWS's 3 health-based violations sit within the OH average of 5.5, across 394 systems statewide. 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 WESTERVILLE CITY PWS is from 2016-01-01 (health-based: 2016-01-01). Last reported to EPA: 05/15/2026.
What kind of problem, specifically
WESTERVILLE CITY PWS'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:
- Disinfection byproducts - flagged from: TTHM
The most severe category on record is disinfection byproducts, which points toward a carbon-class filter if you want to address it directly.
What this data is and is not
Everything on this page is WESTERVILLE CITY PWS's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and WESTERVILLE CITY PWS's customers' taps is household plumbing, invisible to a system-level record ranked 5,139th of 12,903 by violation count. The guide to what this data misses covers that gap.