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Is Willimantic, CT tap water safe?

Windham Water Works serves Willimantic, by EPA’s records. Here is what EPA’s and CDC’s records show for it, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

Windham Water Works serves Willimantic. In EPA’s and CDC’s records it has 1 result above the health goal, and no health-based violation since 2016.

The worst: Arsenic at 0.68 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.

Some homes in a town are on private wells or a small system of their own. The name on your water bill tells you which is yours.

What handles it

Each of these is certified, on a certifier’s listing, for a result above a line in Windham Water Works’s water.

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Every claim, and more filters, in the full report

Water testing near Willimantic

A utility tests the water it sends out. A test of your own tap shows what your pipes add, and on a private well it is the only test there is. It takes a lab Connecticut certifies.

The 3 labs Connecticut certifies closest to Willimantic, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.

  • Phoenix Environmental Laboratories, Inc.

    Manchester, CT · about 18 miles

    Certified for bacteria, nitrate, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity

    (860) 645-1102

  • Microbac Laboratories, INC. - Dayville

    Dayville, CT · about 20 miles

    Certified for bacteria, nitrate, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity

    (860) 774-6814

  • Northeast Laboratories, Inc

    Rocky Hill, CT · about 25 miles

    Certified for bacteria

    (860) 828-9787 ext. 108

All 86 certified labs for Connecticut

ZIP codes in Willimantic

Which ZIP codes are in Willimantic: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: Connecticut DPH, approved commercial laboratories certified to test drinking water; distances from the Census 2020 ZIP code tabulation area gazetteer.

Near Willimantic

Other towns in Windham County with a page of their own.

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