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Water Quality in Waterbury, CT 06710

Water testing in Waterbury (06710) has identified 119 contaminants — nearly 5x the state average. This is among the highest detection counts in Connecticut, which means residents here face a wider range of potential exposures than most of the state. For households with infants, elderly members, or pets, the risks may be compounded because many of these contaminants have stricter health guidelines for vulnerable populations.

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See how 119 contaminants affect your specific household members — babies, children, pregnant women, elderly, dogs, and cats.

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Key Facts About Waterbury Water

Contaminants Detected

119

substances found in local water testing

Personalized For

11

household member types including pets

What Waterbury Residents Should Know

Waterbury's water supply has one of the highest contaminant detection counts in Connecticut. Health guidelines from the EWG and California OEHHA are often stricter than federal legal limits — a contaminant can be "legal" but still exceed recommended health levels. This is especially important for babies under one year, whose developing organs are more susceptible to even low-level chemical exposure.

Common Contaminants in Connecticut Water

These are among the most frequently detected contaminants across Connecticut public water systems. Your specific results for 06710 may vary.

NitrateInorganics
CopperInorganics
LeadHeavy Metals
BariumInorganics
FluorideInorganics
Nitrate-NitriteInorganics
ArsenicInorganics
CadmiumInorganics

Frequently Asked Questions

Is the tap water safe to drink in Waterbury, CT?▾
Whether Waterbury tap water is safe depends on your household. While it may meet federal legal limits, many contaminants are present at levels above stricter health guidelines — especially for vulnerable groups like infants, pregnant women, and elderly residents. Enter your ZIP code 06710 above to see your personalized risk assessment.
What contaminants are in 06710 water?▾
119 contaminants have been detected in the water serving ZIP code 06710. Common findings in Connecticut include lead, PFAS (forever chemicals), disinfection byproducts, nitrates, and arsenic. Get your full report to see which ones affect your household.
Is CheckYourTap free?▾
Yes, CheckYourTap is completely free. Enter your ZIP code and tell us who lives in your home to get a personalized water quality report with health risk assessments for 120+ contaminants.
Does Waterbury have well water data?▾
Yes, CheckYourTap covers both city water (public water systems) and private well water in Waterbury and throughout Connecticut. Well water reports use USGS groundwater data and include geology-based risk factors for arsenic, uranium, and radon.

Other ZIP Codes in Waterbury

0670206704067050670606708
View all Connecticut water quality reports

About This Report

Water quality data for Waterbury, CT 06710 is compiled from public records filed with the U.S. Environmental Protection Agency (EPA SDWIS), the U.S. Geological Survey (USGS NWIS), and the Connecticut Department of Public Health. Health guidelines reference the strictest available standards from the EWG, California OEHHA, and WHO. Risk assessments are personalized for 11 household member types. CheckYourTap is a service of Valiant Energy Solutions, a Connecticut company established in 1930.

Last updated March 2026