Contact the Development Services Office
SPU System Development Charges and Utility Infrastructure Funding Options - Stakeholder Meeting
Seattle Public Utilities (SPU) is hosting a virtual meeting to seek input on system development charges and utility infrastructure funding options on Thursday, May 25, 2023, 2-3 pm. More information and how to join online.Development Services Office
The DSO Walk-In Center on the 27th floor of the Seattle Municipal Tower is permanently closed, but we are still open for business! You can contact us during our regular business hours at SPU_DSO@seattle.gov or (206) 684-3333, Monday through Friday, 8 am – 5 pm.
Other questions
Waterline inspections: (206) 684-5803
Billing questions: (206) 684-3000