Is DELPHOS CITY's water safe to drink?
DELPHOS CITY has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 7,101 people through 2,750 service connections.
DELPHOS CITY's record against the rest of the country
44 total violations and 4 health-based ones put DELPHOS CITY at the 69th percentile nationally for violation burden, rank 4,041 of 12,903.
How DELPHOS CITY compares within OH
OH's 394 covered systems average 5.5 health-based violations each; DELPHOS CITY carries 4, not more than typical for the state. 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 DELPHOS CITY is from 2025-02-07 (health-based: 2007-01-10). Last reported to EPA: 05/15/2026.
What kind of problem, specifically
DELPHOS 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: Coliform (TCR); Interim Enhanced Surface Water Treatment Rule; Surface Water Treatment Rule
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
Everything on this page is DELPHOS CITY's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 4 health-based violations on file for DELPHOS CITY - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.