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Free Water Quality Reports for Connecticut

Know what your family is drinking.

120+ contaminants checked against health guidelines — personalized for babies, pregnant women, elderly, and pets.

Enter your ZIP code

We'll check 120+ contaminants in your local water supply.

Your ZIP is only used to look up public data.

12,500+ families have checked their water. Data from EPA, USGS & EWG — free, instant, no signup required.

How It Works

Get your personalized water quality report in under 60 seconds — no email or signup needed.

1

Enter Your ZIP

We look up EPA, state, and USGS data for your water system.

2

Tell Us Who Lives There

Babies, elderly, pregnant women, and pets each have different safe levels.

3

See Your Report

See which contaminants exceed safe levels — and which ones are fine.

City + Well WaterEPA · USGS · EWG DataServing CT Since 1930

Water Quality Reports by City

Hartford 06103New Haven 06510Bridgeport 06604Stamford 06901Waterbury 06702Norwalk 06850Danbury 06810New Britain 06052Manchester 06040Meriden 06450West Haven 06516Milford 06460Middletown 06457Torrington 06790Shelton 06484New London 06320Norwich 06360Greenwich 06830Fairfield 06825Hamden 06514View all cities →

Common Contaminants in CT Water

LeadNitrateCopperArsenicFluoridePFOSPFOABariumCadmiumManganeseNitriteGross AlphaGross BetaPFHxSChlorpyrifosView all contaminants →

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CT Lead Service Lines: Is Your Home at Risk?

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Microplastics in CT Water: Risks & Filters

Microplastics found in every CT water source tested. A 2024 NEJM study linked them to 4.5x cardiovascular risk. What CT residents should do.

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PFAS in CT Drinking Water: 2026 Guide

39 CT water systems tested positive for PFAS. Covers health risks, contamination maps, legal limits, filters, and steps for private well owners.

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