Water Quality in Dayton, OH (45458)
EPA violation data for public water systems serving ZIP code 45458.
No Health-Based Violations
None of the 17 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are32 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 85% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
38,712
Population
17
Water Systems
32
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (17)
Dayton, City Of-Ottawa Plant
Dayton, City Of-Miami Plant
Montgomery County Water Services 1 Pws
Montgomery Co:Water System # 1
Dayton Public Water System
Montgomery Co,Gr.Moraine-Bv.Cr
Montgomery County Water Services 2 Pws
Warren County
All resolvedHuber Heights Public Water System
Greene Co.-Northwest Reg Water
Western Water Company
Fairborn Public Water System
Kings Island Pws
All resolvedXenia City Pws
Motor Inn Auto Truck Stop Pws
Krishnas Emerson Llc
All resolvedArt Sense
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
At high levels, nitrate can cause blue baby syndrome in infants.
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?
Dayton (45458) has more violations than 85% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 32, 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.