Washington State Department of Ecology


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Stormwater Discharge Permits (7 publications 2014-2023)


Title (link to summary)NumberDate (released or updated)
Request for a Conditional No Exposure Exemption, Boatyard General Permit ECY 070-485August 2023
CSWGP Notice of Termination Form ECY 020-87June 2023
ISGP Notice of Termination ECY 020-86June 2023
Construction Stormwater General Permit Modification/Update ECY 070-558February 2018
Transfer of Coverage Construction Stormwater General Permit ECY 020-87aFebruary 2018
Industrial Stormwater General Permit Application Form (Notice of Intent) ECY 020-84May 2015
Notice of Intent (NOI) application Form for Construction Stormwater General Permit ECY 020-85December 2014

 

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