Water Quality in San Jose, CA (93272)
EPA violation data for public water systems serving ZIP code 93272.
Active Health Violations
8 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 75% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
3,818
Population
15
Water Systems
16
Violations (5yr)
8
Health-Based
Location
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Water Systems Serving This Area (15)
Cws - Visalia
Tulare, City Of
Porterville, City Of
1 health-basedTipton Community Services Dist
7 health-basedTipton Elementary School
Ronald Lakeman
California Dairies Inc Tipton
Mozzarella Fresca
Ventura Coastal, Llc - Tipton Division
Ventura Coastal, Llc - Visalia Division
Central Mutual Water Co
Hoffman Farms #4
Van Dyke Labor Camp
Vandyke Labor Camp
Martella Livestock Market, Inc.
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
San Jose (93272) has more violations than 75% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 16.
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.