Water Quality in San Jose, CA (95948)
EPA violation data for public water systems serving ZIP code 95948.
Active Health Violations
2 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 53% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
11,200
Population
17
Water Systems
5
Violations (5yr)
2
Health-Based
Location
Loading map...
Water Systems Serving This Area (17)
Cal-Water Service Co.-Chico
City Of Yuba City
South Feather W&P - Miners Ranch
Gray Lodge Check Station
City Of Gridley
1 health-basedCasa De Alma El Cameron Pelao
Pacific Motel
Manzanita Elementary School
1 health-basedSignature Fruit Llc
Butte View Mobilehome Park
Gridley Inn
Gridley Christian School
Rancho Villa Mobile Acres
Thiara Labor Camp
Mela'S Mexican Restaurant
Ben Lee Apartments
Rancho Villa Mobile Acres
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2022
How Does This Compare?
San Jose (95948) has more violations than 53% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 5.
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.