Water Quality in Tiffin, OH (43457)
EPA violation data for public water systems serving ZIP code 43457.
No Health-Based Violations
None of the 8 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are4 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 48% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
1,411
Population
8
Water Systems
4
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (8)
Ohio-Amer.Water Co,Tiffin Dist
Aqua Ohio - Tiffin
Fremont City
First Church Of God - Risingsun
Rock Inn Restaurant
Mulholland Truck Stop
Risingsun Christian School
Mgr;Terrace Apartments
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Tiffin (43457) has more violations than 48% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 4, 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.