Water Quality in Eau Claire, WI (54742)
EPA violation data for public water systems serving ZIP code 54742.
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 73% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,255
Population
20
Water Systems
14
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (20)
Eau Claire Waterworks
Fall Creek Waterworks
1 health-basedSherwood Inn
Brackett Bar
Watering Hole The
St Johns Lutheran Church
Eau Claire Energy Cooperative
All resolvedRussell L Goss
Weavers Country Store
Weavers Country Store-Old
Zion Lutheran Church
Holy Guardian Angel Church
Wildlands School Beaver Creek Reserve
Fall Creek High School Athletic Field
Bethlehem Lutheran Church
Elmers Cmpgd
Keller Memorial Pk
Grunewalds Store & Locker
Wise Nature Center
St Raymonds De Penafort
Contaminants Found
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
Copper (Cu)
Exceeds limitSampled: Jun 2025
How Does This Compare?
Eau Claire (54742) has more violations than 73% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 14.
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.