Water Quality in Cincinnati, OH (45241)
EPA violation data for public water systems serving ZIP code 45241.
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 95% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
23,955
Population
30
Water Systems
87
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (30)
Cincinnati Public Water System
Cincinnati, City Of-Miller
Butler Co. Water District 2 Pws
All resolvedCincinnati, City Of-Bolton Plt
Warren County
All resolvedHamilton Public Water System
All resolvedHamilton/South Water Plant
Middletown City Pws
Fairfield City Pws
Southwest Regional Water District
Western Water Company
Kings Island Pws
All resolvedOxford City Pws
Swr Water District South Plant Pws
Ford Motor Company
Timberbrook Mobile Home Park
All resolvedOak Brook Estates
All resolvedChateau Estates Mhp Pws
1 health-basedWhispering Pines Rv Park
All resolvedPine Glen Mobile Home Park Llc,
The Root Beer Stand
Quail Run Mobile Home Estates
All resolvedTrinity Industries Inc
Honey Creek Village Mhp Pws
1 health-basedCinti Outbd Runbt Assn Cor
Woodland Hills Mobile Home Park #2
Country Acres Mobile Home Park
All resolvedWeslo Estates
1 health-basedWoodland Hills Mobile Home Park #1
Roadside Tavern
Contaminants Found
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
Copper (Cu)
Exceeds limitSampled: Jul 2024
How Does This Compare?
Cincinnati (45241) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 87.
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.
Reverse Osmosis System
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
Look for:NSF/ANSI 58 certified
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 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.