Water Quality in San Jose, CA (93312)
EPA violation data for public water systems serving ZIP code 93312.
Past Health-Based Violations
9 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 3 monitoring/reporting violations.
More violations than 70% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
58,384
Population
17
Water Systems
12
Violations (5yr)
9
Health-Based
Location
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Water Systems Serving This Area (17)
Cws - Bakersfield
Bakersfield, City Of
Vaughn Wc Inc
Norris School Water System
Rio Bravo School Water System
Brock Mutual Water Company
9 health-basedShepherd Of The Mountains Lutheran Churc
All resolvedBidart Brothers - South Minter
Maher Mutual Water Company
All resolvedBaker Road Community Water
Sugarloaf Village Mutual Water Company
Nord Road Water Association
Wheeler Farms Headquarters
Rowland Mutual Water Company
Dewitte Water System
Rancho Verdugo Wc
Fruitvale Mobile Home Park
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2023
How Does This Compare?
San Jose (93312) has more violations than 70% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 12.
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
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
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.