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Is Medical Lake, WA tap water safe?

4 utilities serve Medical Lake, by EPA’s records. Here is what EPA’s and Washington’s records show for each, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

None of the 4 utilities serving Medical Lake has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Washington’s records.

City of Medical Lake, which serves the most people here, has 1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOS at 4.4 ppt, above EPA’s new limit, which takes effect in 2029.

The water from City of Medical Lake is moderately hard, 96 mg/L (5.6 grains per gallon). How Washington’s water compares.

A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Medical Lake’s ZIP codes, from EPA’s estimates.

What handles it

Each of these is certified, on a certifier’s listing, for a result above a line in City of Medical Lake’s water, which serves the most people here. Another utility’s report names what handles its own results.

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Every claim, and more filters, in the full report

Water testing near Medical 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 Washington certifies.

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

  • Anatek Labs, Inc - Spokane

    Spokane, WA · about 16 miles

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

    (509) 838-3999

  • Tshimakain Creek Laboratories

    Spokane Valley, WA · about 19 miles

    Certified for bacteria, nitrate, minerals and other inorganics

    (509) 928-3577

  • Eurofins Spokane

    Spokane Valley, WA · about 21 miles

    Certified for bacteria, nitrate, minerals and other inorganics

    (509) 924-9200

All 84 certified labs for Washington

ZIP codes in Medical Lake

Which ZIP codes are in Medical 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: Washington State Department of Ecology, Lab Accreditation Program, environmental laboratories accredited for drinking water analyses; distances from the Census 2020 ZIP code tabulation area gazetteer.

Near Medical Lake

Towns nearby with a page of their own.

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