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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.
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Timeline

  • August 1, 2012
    The Washington State Department of Ecology (Ecology) re-issued our National Pollutant Discharge Elimination System Phase I Municipal permit
  • August 1, 2013 – July 31, 2018
    Our National Pollutant Discharge Elimination permit from Ecology is effective
  • April 23, 2014
    Submitted Draft Stormwater Code and related Stormwater Manual to Ecology for review
  • Winter / Spring 2015
    Complete State Environmental Policy Act environmental review
  • Spring 2015
    Legislative process and formal public review for 2015 Stormwater Code Revision (scheduled to take effect May 2015)
  • Spring/Summer 2015
    Legislative process and formal public review for 2016 Stormwater Code Update
  • Summer/Fall 2015
    Directors' Rule process and formal public review for 2016 Stormwater Manual Update
  • January 2016
    Our updated 2016 Stormwater Code and related Stormwater Manual (Directors' Rule) are scheduled to take effect

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