Water Quality in Norwich, CT (06334)
EPA violation data for public water systems serving ZIP code 06334.
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 81% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
2,249
Population
27
Water Systems
24
Violations (5yr)
6
Health-Based
Location
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Water Systems Serving This Area (27)
Norwich Public Utilities
Childrens Dental Association
Hillandale Farm, Ct, Llc
1 health-basedHillandale Farms Conn, Llc
1 health-basedSeymour'S Sand And Stone
Hillandale Farms (Under The Mountain Rd)
2 health-basedAcorn Acres
Norwich Animal Hospital
Gilman Bros Co
Lake Road Plaza
All resolvedPaul Fenton
Acorn Acres - Red Well
Camp Tadma - Well #2 Main Supply
Seymours Sand And Stone
Camp Tadma-W1
Camp Tadma-W2
Leffingwell Baptist Church
All resolvedRevelation Church
Acorn Acres - Blue Well
Pat Quinn
Clayton E Richard
Bozrah Congregational Church
Colchester Egg Farm
Bestway Convenience Store
2 health-basedAcorn Acres - Green Well
Acorn Acres Campground
Linda Adelman
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
At high levels, nitrate can cause blue baby syndrome in infants.
Similar to nitrate — harmful to infants at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Norwich (06334) has more violations than 81% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 24.
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.