Stormwater & Site Development Manual

The Surface Water Management division coordinates updates to the Stormwater and Site Development Manual (Title 17A). For information about upcoming updates, subscribe to updates.
  • Adopted Stormwater Manual, Effective Dec. 5, 2015
    Please note this file is very large and will take some time to download depending on your internet connection.
*If you are downloading the manual, please subscribe to updates, so we can keep you informed of any changes.

Other resources:

Contact Us
Send a message arrow
Dennis Dixon
Project Manager
Phone: (253) 798-3696
Fax: (253) 798-7709
Monday–Friday
7:30 a.m.–4:00 p.m.
Mailing Address:
2702 S 42nd St, Ste 201
Tacoma, WA 98409-7322