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Is Carnation, WA tap water safe?

2 utilities serve Carnation, 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

Neither of the 2 utilities serving Carnation 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 Carnation Water System, which serves the most people here, has 2 results above the health goal. The worst: Lead at 1.9 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.

The water from City of Carnation Water System is soft, 53 mg/L (3.1 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 Carnation’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 Carnation Water System’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 Carnation

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 Carnation, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.

  • OnSite Environmental, Inc.

    Redmond, WA · about 11 miles

    Certified for lead and copper, metals, minerals and other inorganics

    (425) 883-3881

  • Aqua Test, Incorporated

    Maple Valley, WA · about 17 miles

    Certified for bacteria, nitrate

    (425) 432-9360

  • Brooks Applied Labs, LLC

    Seattle, WA · about 19 miles

    Certified for lead and copper, metals

    (206) 753-6119

All 84 certified labs for Washington

ZIP codes in Carnation

Which ZIP codes are in Carnation: 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 Carnation

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

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