Water Laboratories, Inc.

Sherburne County

333 Main Street NW, Elk River, MN 55330

Drinking-water tests for private wells (4)

BacteriaNitrateArsenicLead

Total coliform bacteria
Nitrate (as N)
Arsenic
Lead

From the MDH list of accredited labs accepting private well samples (October 2026), checked 2026-11-03. For other contaminants, use the MDH accredited lab search.

Listed by the Minnesota Department of Health (MDH) as an accredited lab that accepts drinking-water samples from private well users. Listing checked 2026-11-03. Call the lab before sampling to confirm current accreditation, prices, sample bottles and holding times.