Water Quality in Vallejo, CA (95620)
EPA violation data for public water systems serving ZIP code 95620.
Active Health Violations
14 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 77% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
22,223
Population
42
Water Systems
18
Violations (5yr)
14
Health-Based
Location
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Water Systems Serving This Area (42)
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 Dixon
Cattlemens Restaurant
Dixon Housing Authority Migran
U S Navy
Dixon Little League
Campbell Soup Dixon
Superior Packing Co
Armour & Company 2
Armour & Co No 1
Pedrick Produce
1 health-basedGregory Munoz
Stuckey'S Pecan Shoppe
Dixon Livestock Auction
George S Orange/Mr. Taco
Triple M Grading Station
Ramos Oil Company
Usn Radio Transmitting Fac
Salad Cosmo
Fukumoto Farms
Pac Power
Basalite - Tracy
Valley Farm Transport
Campbell Ranch
Usaf Mcclellan Afb Dixon
Dixon Fruit Market
Button Transportation
Howards Chevron
Dixon Housing Authority
Hansen Roofing Tile
Morgan'S Of California
Morgan'S Dried Fruit & Nuts
Conrad Ruiz Labor Camp
Gustafson Mobil Station
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 (95620) has more violations than 77% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 18.
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.