Water Quality in Dayton, OH (45327)
EPA violation data for public water systems serving ZIP code 45327.
Active Health Violations
3 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 91% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
9,315
Population
29
Water Systems
52
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (29)
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
Butler Co. Water District 2 Pws
All resolvedMontgomery County Water Services 2 Pws
Warren County
All resolvedHamilton Public Water System
All resolvedHamilton/South Water Plant
Middletown City Pws
Fairfield City Pws
Huber Heights Public Water System
Southwest Regional Water District
Western Water Company
Kings Island Pws
All resolvedOxford City Pws
Swr Water District South Plant Pws
Germantown City Pws
Jamaica Run Golf Club
2 health-basedAbundant Life Tabernacle Pws
Ignited Church
Germantown Metropark Nature Center
Crackerjaks Corner
Germantown Metro Park
1 health-basedCarters Sohio & Grocery
Abundant Life Tabernacle Fellowship Pws
Patrick'S Market
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 (45327) has more violations than 91% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 52.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.