Water Quality in San Jose, CA (95965)
EPA violation data for public water systems serving ZIP code 95965.
Active Health Violations
5 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 81% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
21,181
Population
31
Water Systems
24
Violations (5yr)
5
Health-Based
Location
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Water Systems Serving This Area (31)
Cal-Water Service Co.-Chico
South Feather W&P - Miners Ranch
Butte-Glenn Community College Dist
Thermalito Water & Sewer Dist
All resolvedOroville-Wyandotte I. D.
Pleasant Grove Mhp
1 health-basedOroville-Wyandotte I.D.
Centerfold The
Shady Rest-Rest Area E Of
Foothills Manufactured Home Communuty
1 health-basedJoe Brown, Manager
River Reflections Rv & Campground
All resolvedConcow Elementary School
1 health-basedOroville-Wyandotte Irrig Dist
Feather River Rec & Parks
Stanford Lumber Company
Spring Valley School
1 health-basedDoug French Pub Works
Concow Campground
Koppers Co Inc
Feather River School
1 health-basedBrush Creek Ranger Station
Calvary Concow Church
James Siding - Western Pacific
Csp Lake Oroville-Spillway
Afc Finishing Systems
Glenn Mcdevitt
Falling Rock Rv Park
Palermo Park
Skyway House
Owid-Community Line
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Annual water quality report delivery requirement.
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 (95965) has more violations than 81% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 24.
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.