Water testing in Jefferson County, WA

Local water testing: Jefferson County Environmental Public Health. Price not posted.

Well water

Jefferson County Well Water Testing (Spectra Laboratories)

Price not posted

Bacteria
Nitrate

Pick up a sample bottle at the Jefferson County Environmental Public Health office in Port Townsend and drop off the sample on Wednesday mornings before 11am.

Official page

Who can use it: Jefferson County, Washington

Jefferson County Environmental Public Health, 615 Sheridan Street, Port Townsend · 360-385-9444

Checked October 1, 2026. Report a change

See statewide tests and certified-lab lists for Washington.

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