Water Quality in New Haven, CT (06478)
EPA violation data for public water systems serving ZIP code 06478.
Active Health Violations
6 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 91% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
12,991
Population
40
Water Systems
51
Violations (5yr)
6
Health-Based
Location
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Water Systems Serving This Area (40)
Regional Water Authority
Waterbury Water Department
All resolvedMeriden Water Division
2 health-basedAggie'S Park
Great Hill United Methodist Church
1 health-basedJackson Cove
464 Wolcott Road
All resolvedChrist Episcopal Church
3 health-based716 Derby Avenue
All resolvedSt. Thomas Church
Oxford United Church Of Christ Congreg.
Riverside Vol. Fire Dept.
Mas Mini Storage
Bobby Fritzs Snack Bar Llc
Vans Catering Service
Oxford Hills Catering, Llc
Oxford Center School
152 Chestnut Tree Hill Road
Quaker Farms Christ Episcopal Church
Pta Corporation
Southford Falls State Park-Sw
Rose'S Family Restaurant Ii
Rolandos Restaurant
Oxford Senior Center
441 Oxford Rd - Oxford
Vinnys Catering Of Oxford
Rich Farm Ice Cream Shop
St Peters Episcopal Church
Immanuel Lutheran Church
Jackson Cove Park
246 Oxford Road - Oxford
231 Oxford Road - Oxford
Large Game Company
Posypanko Park
Riverside Methodist Church
A Catered Affair
Oxford Glen
Oxford Usa, Llc.
Rolando'S Restaurant
All resolved403 Quaker Farms Road
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
New Haven (06478) has more violations than 91% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 51.
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
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.