Water Quality in San Jose, CA (93501)
EPA violation data for public water systems serving ZIP code 93501.
Past Health-Based Violations
22 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved.
More violations than 80% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
6,435
Population
9
Water Systems
22
Violations (5yr)
22
Health-Based
Location
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Water Systems Serving This Area (9)
Cws - Bakersfield
Bakersfield, City Of
Mojave Pud
California Portland Cement
5 health-basedWilliam Fisher Memorial Water Company
17 health-basedRoberts Investments Water System
Alta Wind Project O&M Facility Water Sys
Red Rock Elementary School - Inactive
Brookfield Renewable Power Water System
Contaminants Found
A naturally occurring element that can cause cancer and other health effects at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2024
How Does This Compare?
San Jose (93501) has more violations than 80% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 22.
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.