Water Quality in Phoenix, AZ (85256)
EPA violation data for public water systems serving ZIP code 85256.
Past Health-Based Violations
1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 195 monitoring/reporting violations.
More violations than 99% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
3,504
Population
18
Water Systems
196
Violations (5yr)
1
Health-Based
Location
Loading map...
Water Systems Serving This Area (18)
Phoenix City Of
All resolvedMesa City Of
All resolvedGilbert, Town Of
All resolvedChandler City Of
All resolvedScottsdale City Of
All resolvedGlendale City Of
All resolvedPeoria City Of
All resolvedTempe City Of
Casino Arizona Talking Stick (Cats)
Salt River Public Works
1 health-basedTalking Stick Resort
Scottsdale Community Col
Casino Arizona
Scottsdale Community College
Scottsdale Pavilions
Salt River Lehi
Salt River North Mesa
Salt River Landfill
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
A naturally occurring element that can cause cancer and other health effects at high levels.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Phoenix (85256) has more violations than 99% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 196.
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.