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Stormwater Code & Rules Update

An Example of Stormwater Control Methods
Our Stormwater Code protects people, property, and the environment by controlling how rain water runs off of streets, buildings, and parking lots.

Get Involved

We held a public meeting about the 2016 Stormwater Manual on September 30, 2015. The documents from the meeting can be found on the background page. 

We're interested in your feedback about the draft 2016 Stormwater Manual. Our official public comment period ends on October 18, 2015. Email correspondence is preferred, however, you can also provide written comments on the draft 2016 Stormwater Manual by sending them to, or by mailing them to:

Sherell Ehlers
Seattle Public Utilities
700 Fifth Ave, Suite 4900
PO Box 34018
Seattle, WA 98124-4018

If you’re suggesting a manual change, please include as much of the following information as you can:

  • Volume, Chapter, Section and page number. For example: Volume 3, Chapter 5, Section 5.3.2, Page 5-125.
  • Specific language you’re suggesting
  • Explanation of why it should be changed

We may not be able to respond to individual comments, but we will take all comments into consideration.

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Sign up for our listserv if you want to get email updates on project milestones, available documents, and upcoming public meetings. You can also email us at

You can find information about past public meetings and view their documents on our Background page.

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