Water Quality in Fond Du Lac, WI (53049)
EPA violation data for public water systems serving ZIP code 53049.
Past Health-Based Violations
2 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 3 monitoring/reporting violations.
More violations than 53% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
2,298
Population
28
Water Systems
5
Violations (5yr)
2
Health-Based
Location
Loading map...
Water Systems Serving This Area (28)
Fond Du Lac Waterworks
1 health-basedPipe Express
Our Lady Of The Holyland Parish St John Site
Blancks Supper Club
Jim & Lindas Lakeview Supper Club
Cedar Lodge Restaurant
Webers Express
Our Lady Of The Holyland St Marys Catholic Ch
Blanck'S Lake Aire Inc.
Whiskey Dix
All resolvedCalumet Harbor Trailer Pk
Steffes Tavern
Laclare Family Creamery
1 health-basedZiegler Winery
St Pauls United Ch Of Christ
St Peter Athletic Club
Columbia Park Abandoned 1989
Capones
Johnsburg Athletic Club Inc
Memory Jane Antiques
Silica Hardware Inc
East Shore Conservation Club
Ellies
Triple T Artesian
Little Farmer, The
Ambrose Stephanie Grocery
Jr Express
Hollywood Resort
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Approaching limitSampled: Sep 2025
How Does This Compare?
Fond Du Lac (53049) has more violations than 53% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 5.
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
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
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.