Water Quality in Cincinnati, OH (45140)
EPA violation data for public water systems serving ZIP code 45140.
No Health-Based Violations
None of the 19 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are29 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 84% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
57,211
Population
19
Water Systems
29
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (19)
Cincinnati Public Water System
Cincinnati, City Of-Miller
Clermont Public Water System
All resolvedCincinnati, City Of-Bolton Plt
Warren County
All resolvedClermont County Water, Bmwtp
Western Water Company
Kings Island Pws
All resolvedClermont Co/ Mgs Sub-District
Tate-Monroe Water Association Pws
Loveland City Pws
All resolvedO'Bannon Creek Golf Club
Loveland Crossing Pws
Totes Isotoner Inc.
Mgr,Epworth Hts Home Owner Asn
The Complex At Joyce Pk
Twightwee Homeowners Ass
Lake Remington Moble Home Park
Stop-N-Go
Contaminants Found
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
Copper (Cu)
Exceeds limitSampled: Jul 2024
How Does This Compare?
Cincinnati (45140) has more violations than 84% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 29, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.