Water Quality in Vallejo, CA (95616)
EPA violation data for public water systems serving ZIP code 95616.
Active Health Violations
26 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 86% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
53,630
Population
36
Water Systems
40
Violations (5yr)
26
Health-Based
Location
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Water Systems Serving This Area (36)
City Of Vallejo
City Of Fairfield
1 health-basedCity Of Vacaville
City Of Davis
City Of Woodland
City Of West Sacramento
1 health-basedUc - Davis
All resolvedSuisun-Solano Water Authority
11 health-basedCity Of Benicia
Royal Oak
Hunt Wesson Inc
Grace Valley Christian Center
First Baptist Church
Heringer Estates Winery
All resolvedWest Plainfield Fire Station
Meadowbrook Mutual Water
Ihs Nor Cal Youth Trmnt Ctr(Sacred Oaks)
1 health-basedD Q University
Oakside Mutual Water
Davis Golf Course
Bryant Creek Tract
Davis Church Of Christ
Uc Davis-School Of Vet. Med. Center
Teichert Redi - Mix
Davis Jusd - Fairfield School
12 health-basedDenny Kidwell Frontier
Rolling Acres Mutual Water Company
All resolvedNeuro Care
Aileen Olson Labor Camp
Antibodies Inc
Palms Public Playhouse
Yolo Fruit Stand - Water
All resolvedJehovah'S Witnesses - Davis
Longview School
Willowbank Co Service Area 12
Mountain View Mobile H.P.
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Similar to nitrate — harmful to infants at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Vallejo (95616) has more violations than 86% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 40.
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
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 certified
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) 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.