Water Quality in San Jose, CA (93280)
EPA violation data for public water systems serving ZIP code 93280.
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 74% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
27,407
Population
15
Water Systems
15
Violations (5yr)
14
Health-Based
Location
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Water Systems Serving This Area (15)
Cws - Bakersfield
Bakersfield, City Of
Wasco, City Of
Wasco St. Prison Reception Ctr
Bear Creek Production Co - Shafter
Semi Tropic School Water System
Central Valley Eggs, Llc
Pond School Water System
1 health-basedV Lions Ops Water System
13 health-basedSunnygem Hulling & Shelling Operations
South Valley Farms-Beech Huller/Office
Pond Mutual Water Company
Kimberlina Housing Unit
Weeks Roses Water System
Farmland Reserve, Inc.
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2024
Copper (Cu)
Exceeds limitSampled: Jan 2022
How Does This Compare?
San Jose (93280) has more violations than 74% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 15.
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.