Water Quality in San Jose, CA (93314)
EPA violation data for public water systems serving ZIP code 93314.
Active Health Violations
15 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 77% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
35,407
Population
23
Water Systems
18
Violations (5yr)
15
Health-Based
Location
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Water Systems Serving This Area (23)
Cws - Bakersfield
Bakersfield, City Of
Rio Bravo Greeley School Water System
10 health-basedFrito-Lay, Inc. Water System
Stockdale Ranchos Mutual Water Co
Crossover Church Of Rosedale Ws
Manon Manor Mutual Water Company
1 health-basedBakersfield 420 Club
Harvest Moon Mutual Water Co
St. Clair Ranchos Mutual Water Co.
Gooselake Water Company
3 health-basedTown & Country Water Company
Seventh Standard Mutual
Wegis Mutual Water Company
1 health-basedAgape Mutual Water System
Kranenburg Water System
Four Winds Water System
All resolvedHeath Brimhall P.O.A.
Dale Davis - Enos Lane Facility
Paradise Water System
North Kranenburg Ws
Schweikart Water System
Pancini St. Water Well Association
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
San Jose (93314) has more violations than 77% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 18.
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.