Water Quality in La Crosse, WI (54667)
EPA violation data for public water systems serving ZIP code 54667.
Active Health Violations
2 health-based violations 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.
5,100
Population
19
Water Systems
10
Violations (5yr)
2
Health-Based
Location
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Water Systems Serving This Area (19)
La Crosse Waterworks
All resolvedOnalaska Waterworks
Westby Waterworks
1 health-basedChaseburg Elementary School
Snowflake Ski Club
Blue Spruce Mobile Home Community
1 health-basedLiving Waters Bible Cp Ldryrm
Living Waters Bible Cp Dining Hall
North Coon Prairie Luth Church
Duncan Prairie Mhc
All resolvedDell United Methodist Church
Pine Crest Resort 1
Maple Terrace Resort Fish Houses
Carmen Stout
Vang Lutheran Church
Pine Crest Resort 2-Upper Well
Skogdalen Lutheran Church
Maple Terrace Resort Main
Living Waters Bible Cp Maint Well
Contaminants Found
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Approaching limitSampled: Jun 2025
Copper (Cu)
Exceeds limitSampled: Jul 2023
How Does This Compare?
La Crosse (54667) 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
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.