Water Quality in Coeur D'Alene, ID (83816)
EPA violation data for public water systems serving ZIP code 83816.
Active Health Violations
14 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 94% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
26
Water Systems
71
Violations (5yr)
14
Health-Based
Location
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Water Systems Serving This Area (26)
Kootenai County Water Dist 1
2 health-basedGem State - Spirit Lake East
All resolvedSagle Valley Water Dist
Gem State - Bar Circle S Ranch
Troy Hoffman Water Corp
Mountain Villa Apts Kalispell
Arrow Point Park
Syringa Water And Sewer
Kidd Island Bay Water Users
Gem State - Diamond Bar Estates
All resolvedCorvallis Mobile Village
Mountain View Park
Ramsey Estates
9 health-basedHern Water System
Pine Haven Park
Gem State - Happy Valley Water System
1 health-basedRidge At Sun Up Bay Water System
All resolvedRockford Bay Summer Homes
Gem State - Lynnwood Estates
All resolvedPanhandle Mobile Home Park
Kingswood Estates
Lakeland Meadows
Squaw Bay Store And Resort
All resolvedGold Creek Lodge
2 health-basedSerenity Terrace
Crown Pacific Inland Lumber
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)
Approaching limitSampled: Jan 2025
How Does This Compare?
Coeur D'Alene (83816) has more violations than 94% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 71.
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.