Skip to content
TapBuff
ZIP

Is Auburn, WA tap water safe?

13 utilities serve Auburn, 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 13 utilities serving Auburn 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 Auburn, which serves the most people here, has 2 results above the health goal. The worst: Lead at 2.2 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.

The water from City of Auburn is moderately hard to hard depending on the source, 61 to 128 mg/L (3.6 to 7.5 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 Auburn’s ZIP codes, from EPA’s estimates.

3 more utilities in Auburn

By EPA’s estimate, each serves fewer people in Auburn than those above.

What handles it

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

Disclosure: TapBuff earns a commission if you buy through some links on this page. It does not change which standard or filter we name. As an Amazon Associate, TapBuff earns from qualifying purchases. How TapBuff makes money

Every claim, and more filters, in the full report

Water testing near Auburn

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

  • AmTest Laboratories

    Renton, WA · about 12 miles

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

    (425) 885-1664

  • Water Management Laboratories, Inc.

    Tacoma, WA · about 12 miles

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

    (253) 531-3121

  • Analytical Resources, LLC

    Tukwila, WA · about 14 miles

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

    (206) 695-6200

All 84 certified labs for Washington

ZIP codes in Auburn

Which ZIP codes are in Auburn: 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 Auburn

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

What to do next