NPDES Phase II Permit

The City of Lake Stevens operates its stormwater program under the National Pollutant Discharge Elimination System (NPDES) Phase II Permit. The permit is regulated by the Washington State Department of Ecology as an extension of Federal requirements under the Clean Water Act. The name of the Washington State Permit is the Western Washington Phase II Municipal Stormwater Permit. The current permit term was initially five years, beginning on August 1, 2013 and ending on July 31, 2018. In 2017 the Ecology announced that the current permit will be extended an additional year. 

A link to the Western Washington Phase II Municipal Stormwater Permit can be found by clicking below:

Western Washington Phase II  Municipal Stormwater Permit


Picture of a dock on lake stevens during sunset

2012 Stormwater Management Manual for Western Washington

2014 SWMMWW Cover Page

Stormwater Management Manual for Western Washington (2014 Update)

The City of Lake Stevens uses the 2014 updated version of the 2012 Stormwater Management Manual for Western Washington. Click the image to the left to go to document's homepage on the Department of Ecology's website.

**2018 Surface Water Management Program DRAFT Available for Review**

The latest City of Lake Stevens Surface Water Management Program DRAFT is now available for public comment. To access this document, please click on the image to the right. The City will be accepting comments until February 23, 2018.

All comments can be sent to Stormwater Engineering Technician, Leah Everett, at leverett@lakestevenswa.gov. The final version of this document will be submitted along with the City's Annual Report to the Washington State Department of Ecology in March. 
2018 SWMP DRAFT