Information and Technical Assistance
Our regular office hours are Monday-Friday 8 a.m. to 5 p.m. Please direct all general inquiries to our main line at 360-236-3100. Staff are available to assist with most questions immediately. We will refer other question to the appropriate staff for response as necessary.
Office of Drinking Water Organizational Chart (PDF)
Physical Address—In Person by Appointment Only
111 Israel Rd. SE, Fifth Floor, Tumwater Washington 98501
Mailing Address
PO Box 47822
Olympia WA 98504-7822
ODW.Mail@doh.wa.gov
Phone
360-236-3100 or Toll Free 800-521-0323 (inside Washington)
FAX 360-236-2252
TTY 711 Washington Relay Service
For Utilities—Emergency Contacts 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.
Program Email Addresses
Administrative Inbox: ODW.Mail@doh.wa.gov
Data Entry: ODWDataEntry@doh.wa.gov
Drinking Water State Revolving Fund Program: DWSRF@doh.wa.gov
ODW Operations: ODWOperations@doh.wa.gov
Operator Certification: DWOpCert@doh.wa.gov
Publications: DWPubs@doh.wa.gov
Water Facilities Inventory: WFI@doh.wa.gov
Water System Permits: OpPermit@doh.wa.gov