Water Quality in Fond Du Lac, WI (53963)

EPA violation data for public water systems serving ZIP code 53963.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There is also 1 monitoring/reporting violation.

More violations than 36% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

13,952

Population

24

Water Systems

2

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (24)

Fond Du Lac Waterworks

1 health-based
Groundwater 44,303 people served
2 violations (5yr) · 1 health-based · All resolved
Lead tested: 7.9 ppb (limit: 15 ppb)

Waupun Utilities

Groundwater 8,056 people served
0 violations
Lead tested: 1.2 ppb (limit: 15 ppb)

Alto Reformed Church

Groundwater 502 people served
0 violations

Saputo Cheese Usa Inc Waupun

Groundwater 435 people served
0 violations
Lead tested: 1.75 ppb (limit: 15 ppb)

Wellkum Inn

Groundwater 307 people served
0 violations

Great Spirits

Groundwater 300 people served
0 violations

Rocky Rips Llc

Groundwater 200 people served
0 violations

Alto Elementary School

Groundwater 100 people served
0 violations

Rock River Country Club

Groundwater 78 people served
0 violations

Netherland Reformed Church

Groundwater 77 people served
0 violations

Waupun Equipment Co Inc

Groundwater 75 people served
0 violations
Lead tested: 4.9 ppb (limit: 15 ppb)

Ballweg Implement

Groundwater 60 people served
0 violations

Wild Goose Inn

Groundwater 50 people served
0 violations

Sunrise Point Resort & Yacht Club

Groundwater 45 people served
0 violations

Westra Construction Inc

Groundwater 45 people served
0 violations

Landaals Mobile Home Village

Groundwater 33 people served
0 violations

Alto Community Center

Groundwater 25 people served
0 violations

Albert & Kelly Camp 371

Groundwater 25 people served
0 violations

Alto Dairy Mitchell Facility

Groundwater 25 people served
0 violations

Amity School

Groundwater 25 people served
0 violations
Lead tested: 1.52 ppb (limit: 15 ppb)

Marsh Haven Nature Center Inc

Groundwater 25 people served
0 violations

Waupun Feed & Seed Co

Groundwater 25 people served
0 violations

Waupun Little League Howard Fld

Groundwater 24 people served
0 violations

Wish U Well Inn

Groundwater 23 people served
0 violations

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
1 violation
All resolved
Public NoticeMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
1.52 ppb measured Action level: 15 ppb

Sampled: Sep 2025

How Does This Compare?

Fond Du Lac (53963) has more violations than 36% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 2.

Fewer violations 36th percentile More violations

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

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.

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