Seattle Municipal Tower
700 5th Ave., Seattle, WA 98104
Development Services Office
(206) 684-3333
SPU_DSO@Seattle.gov
27th floor
Mon, Wed, Thu, Fri
8:00 a.m. – 5:00 p.m.
Tue 10:30 a.m. – 5:00 p.m.
Visit our Solid Waste Guidelines website.
For solid waste storage and servicing questions for multifamily, mixed-use and
townhouse developments or additions contact Angela Wallis at, angela.wallis@seattle.gov
or (206) 684-4166.
4th floor (lobby entrance)
Information & Payments desk
Online payments
Use the water and sewer map to research existing Seattle water, drainage, and sewer infrastructure for your property.
View the City of Seattle’s 2017 edition of the standard construction specifications and plans for roads, bridges, and municipal construction.
Find CAD templates, support files, and design criteria for Seattle Public Utilities, Seattle Department of Transportation, and Seattle Parks and Recreation projects.
If you have a demolition or new construction and remodeling project that is $75,000 or more in value, submit a waste diversion report.
Payment Mailing Address:
City of Seattle
PO Box 35177
Seattle, WA
98124-4018
Street Address:
700 5th Ave.
P.O. Box 34018
Seattle, WA
98124-4018
(206) 684-3000
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