Water Quality in Shelton, CT (06903)
EPA violation data for public water systems serving ZIP code 06903.
Active Health Violations
5 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 88% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
14,010
Population
27
Water Systems
39
Violations (5yr)
5
Health-Based
Location
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Water Systems Serving This Area (27)
Aquarion-Eastern Fairfield County
Aquarion-Stamford
All resolvedDanbury Water Department
1 health-basedAquarion-Greenwich
All resolvedChurch Of The Holy Spirit
Holy Spirit School
Long Ridge School
The Childrens School
St Francis Church
All resolvedRockrimmon Country Club
3 health-basedSt Peter And St Andrew Coptic Orthodox
All resolvedGr Art And Care Building
1 health-basedBartlett Arboretum Assoc.
Mr Wagner
Stamford Museum-W1
Lakeside Diner & Post Grocers
Stamford Museum-W2
Dorothy Heroy
Chimney Corners
Stamford Museum & Nature Center - Well 1
Lakeside Diner & Mall
Stamford Museum & Nature Center - Well 2
Jeanne Court Homeowners Association
Villa Maria Retreat House
Madonia Restaurant
High Ridge United Methodist Church
Long Ridge Swim & Tennis Club
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
Copper (Cu)
Exceeds limitSampled: Jul 2023
How Does This Compare?
Shelton (06903) has more violations than 88% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 39.
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.