Water Doctor of Washington has its Western Washington headquarters on Jackson Highway in Chehalis and a second office in Grandview. In Western Washington it serves Pierce, Thurston, Mason, Lewis, Cowlitz and Clark counties.
It offers city water and well water treatment, drinking water treatment, filter reorders and service plans, and it is a Kinetico dealer. It also does plumbing, from new construction to troubleshooting and repairs, and water heater replacement. It also rents systems and offers bottled water. Office hours are Monday to Friday, 9:00 am to 4:30 pm.