Water Quality in Coeur D Alene, ID (83876)
EPA violation data for public water systems serving ZIP code 83876.
Active Health Violations
6 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 84% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
1,563
Population
19
Water Systems
30
Violations (5yr)
6
Health-Based
Location
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Water Systems Serving This Area (19)
Coeur D Alene City Of
Post Falls City Of
Coeur D'Alene Casino
All resolvedWorley City Of
4 health-basedCave Bay Community System
1 health-basedConkling Park Water Assn
1 health-basedCamp Four Echoes Girl Scouts
Harmon Property Owners Association
Sun Up Bay Resort
All resolvedBloomsburg Trailer Park
All resolvedCove Haven Water Assn
All resolvedSm Utilities
Conkling Marina & Resort
Nebels Addition Homeowners
Crystal Springs Water System
Sunrise Hills Water Assn Inc
Valley Center Flick
Dewey Water System Reynolds Pt
Camp Larson
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Used to disinfect water — generally safe at regulated levels.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Coeur D Alene (83876) has more violations than 84% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 30.
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
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) 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.