What's in OTTAWA COUNTY REGIONAL WATER DISTRICT's water?
OTTAWA COUNTY REGIONAL WATER DISTRICT has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 20,428 people through 8,372 service connections.
How this compares nationally
OTTAWA COUNTY REGIONAL WATER DISTRICT has 4 violations on record in total, 1 of them health-based - ranking it 8,819th of 12,903 systems by violation count, the 32th percentile nationally.
Against the OH average
OH's 394 covered systems average 5.5 health-based violations each; OTTAWA COUNTY REGIONAL WATER DISTRICT carries 1, not more than typical for the state. See the lead and copper guide for why lead counts differently.
Most recent violation on record
OTTAWA COUNTY REGIONAL WATER DISTRICT's most recent violation on record is dated 2020-06-01, with the most recent health-based one dated 2005-01-06. Last reported to EPA: 05/15/2026.
The concern categories on record
OTTAWA COUNTY REGIONAL WATER DISTRICT'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: 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 OTTAWA COUNTY REGIONAL WATER DISTRICT's record does not cover
This is what OTTAWA COUNTY REGIONAL WATER DISTRICT 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. This record - 1 health-based violation on file for OTTAWA COUNTY REGIONAL WATER DISTRICT - 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.