Water Quality in Norwalk, OH (44811)
EPA violation data for public water systems serving ZIP code 44811.
Active Health Violations
1 health-based violation 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 67% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
12,690
Population
40
Water Systems
10
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (40)
Sandusky City
Ohio-Amer.Water Co,Tiffin Dist
Aqua Ohio - Tiffin
Fremont City
Northern Ohio Rural Water
Erie Co Perkins District
Norwalk City Pws
All resolvedBellevue City
Pastor,St.Michaels Church Hall
York Elementary School
Principal,Thompson School
Yogi Bears Jellystone Pk
York Elementary School
Owner, Hammill Water Hauling
Seneca Huron Elem School
Jolly Lanes
Principal,Lyme School-Cistern
Lyme Elementary School
St Michael'S Church
Zion United Ch Of Christ
Parkertown Restaurant
First Baptist Church
Corners, The
Pastor, First Baptist Church
Ebenezer United Methodist Church
Walts Tavern
1 health-basedSorrowful Mothers Shrine
Capitol Aluminum And Glass
Friendly Acres
Auto Budget Center
Mt Carmel Methodist Church
Four Co. Conservation Le
Fostoria Automotive Distribution Center
Bubbarock Meat Co
Pattens Country Place
Speedway-Starvin Marvin
Mgr,Swartz Mobile Home Park
7-Limers Power & Equip. Co.
Mgr,Maple Garden Apartments
Pickett Cherry Farm Amlc
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Annual water quality report delivery requirement.
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Norwalk (44811) has more violations than 67% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 10.
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
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.