HAMILTON PUBLIC WATER SYSTEM Water Quality Report

Population

62,447

people served

Water Source

🏔️ Ground

wells & aquifers

National Rank

Top 54%

of 49,184 US systems

5-Year Record

⚠️ 1

violation recorded

B

Good

Safety Grade

1 violation in the past 5 years

System Details

PWSID
OH0904012
Population Served
62,447
Water Source
Ground Water
Owner
Local Government
State
Ohio
EPA Region
5

Contaminants of Concern

ContaminantStatusViolations
Contaminant 5000 Monitoring/Reporting1
Contaminant 7000 Monitoring/Reporting2
Bromate Monitoring/Reporting1

Violation History

2025
1
2019
2
1993
1

Total violations on record: 4

Service Area

Cities Served

ZIP Codes Served

How does this compare?

This systemNational average
Grade B
Avg: B-C
4violations total

14% of national average

National avg: ~28 per system

📍 Mid-to-large system — serves 9× the national average.