Water Quality in Ganado, AZ (86505)
EPA violation data for public water systems serving ZIP code 86505.
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 95% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
6,779
Population
9
Water Systems
85
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (9)
Greasewood Springs Community Boarding School Bia
Ganado Public Schools
Sage Memorial Hospital
Ganado Mission - Sage Memorial Hospital
All resolvedNazlini Community Boarding School Bia
Kinlichee Community School Bia
Presbyterian Prop Ganad
Kinlichee Staff Housing Bia
1 health-basedToyei-Toyei Industries-Police Academy
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Similar to nitrate — harmful to infants at high levels.
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Exceeds limitSampled: Jul 2025
How Does This Compare?
Ganado (86505) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 85.
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.
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.