Water Quality in Vallejo, CA (95694)
EPA violation data for public water systems serving ZIP code 95694.
Active Health Violations
19 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.
10,759
Population
29
Water Systems
26
Violations (5yr)
19
Health-Based
Location
Loading map...
Water Systems Serving This Area (29)
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
City Of Winters
Lake Solano Picnic Area
Berryessa Brewing Company
All resolvedDelta Shores Resort
1 health-basedCanyon Creek Resort
Hines Nurseries Winters North
1 health-basedMariani Nut Company - Buckeye Rd
Winters Joint Unified Sch Dist
Winters Courtesy Chevron-Water
Hines Nursery Winters South
Almond Bayau Ranch
95 Foodmart #3
Pavestone
Inn At Park Winters
Tufts Ranch Packing Shed - Water
Tufts Ranch Packing Shed - Cupa
Hay Kingdom
4 health-basedEsbenshade Orchards
Pleasants Ranch
Lake Solano Park Youth Area - Inactive
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Vallejo (95694) has more violations than 81% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 26.
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
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.