Stormwater Code and Manual Update – Second Public Meeting, January 14, 2026
We’re working with Seattle Public Utilities to update Seattle’s Stormwater Code and Stormwater Manual as required by the Washington State Department of Ecology. The second draft of the updated Code and Manual documents will be available for public review and comment the week of January 5. We’re holding a public… [ Keep reading ]



Save the Date: Stormwater Code and Manual Update Listening Session
In preparation for the next Stormwater Code & Manual we are holding a virtual listening session for the development, building and design community. As one of the groups that uses these rules, we want to hear from you how we can improve the Stormwater Code & Manual so that there… [ Keep reading ]