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Is Colville, WA tap water safe?

6 utilities serve Colville, 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

2 of the 6 utilities serving Colville have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Washington’s records: Country Villa Mobile Park and Arden Hills Water System.

Colville Water Department, which serves the most people here, has 2 results above the health goal. The worst: Arsenic at 1.0 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.

The water from Colville Water Department is very hard, typically 270 mg/L (15.8 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 Colville’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 Colville Water Department’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 Colville

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

  • Lincoln County Environmental Health Lab

    Davenport, WA · about 70 miles

    Certified for bacteria

    (509) 215-1034

  • Anatek Labs, Inc - Spokane

    Spokane, WA · about 71 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 71 miles

    Certified for bacteria, nitrate, minerals and other inorganics

    (509) 928-3577

All 84 certified labs for Washington

ZIP codes in Colville

Which ZIP codes are in Colville: 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.