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Is Wonder Lake, IL tap water safe?

Wonder Lake serves Wonder Lake, by EPA’s records. Here is what EPA’s and Illinois’s records show for it, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

Wonder Lake serves Wonder Lake. In EPA’s and Illinois’s records it has 1 result above the action level and 2 results above the health goal, and 1 health-based violation since 2016.

The worst: Copper at 1.9 ppm, above the action level.

The water from Wonder Lake is very hard, typically 330 mg/L (19.3 grains per gallon). How Illinois’s water compares.

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 Wonder Lake’s water.

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Every claim, and more filters, in the full report

Water testing near Wonder Lake

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 Illinois certifies.

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

  • Pace Analytical Services, LLC - McHenry

    McHenry, IL · about 6 miles

    Certified for bacteria

    (815) 344-4044

  • McHenry County Health Department

    Woodstock, IL · about 7 miles

    Certified for bacteria

    (815) 334-4585

  • Lake County Environmental Laboratory

    Libertyville, IL · about 23 miles

    Certified for bacteria

    (847) 377-8017

Illinois Department of Public Health: Coliform bacteria and nitrate testing for private wells, with sample bottles from your local health department, or from the department's nearest regional office where there is none. You mail the sample to the lab, and results come back through the health department. Well Sampling for Coliform & Nitrate, Illinois Department of Public Health.

All 30 certified labs for Illinois

ZIP codes in Wonder Lake

Which ZIP codes are in Wonder Lake: 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: Illinois Department of Public Health, certified water microbiology laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.

Near Wonder Lake

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

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