Drinking Water Headquarters, Olympia — Office directions and staff contacts.
After-Hours Emergency Hotline — For water system operators, local health officials, laboratory operators and others who need immediate technical, engineering, or public health advice from state drinking water experts during emergencies.
Technical Assistance, Office Directions, Staff Contacts
Map of Engineering and Planning Assignments (PDF) for all three regions.
Includes Adams, Asotin, Benton, Chelan, Columbia, Douglas, Franklin, Ferry, Garfield, Grant, Kittitas, Klickitat, Lincoln, Okanogan, Pend Oreille, Spokane, Stevens, Walla Walla, Whitman and Yakima Counties.
Includes Island, King, Pierce, San Juan, Skagit, Snohomish and Whatcom Counties.
Includes Clallam, Clark, Cowlitz, Grays Harbor, Jefferson, Kitsap, Lewis, Mason, Pacific, Skamania, Thurston, and Wahkiakum Counties.