Updated 7/5/2023 - The Surface Water Team and contractor have completed the spring survey of aquatic vegetation in Lake Stevens. Follow this link to find the survey report. The first of two treatments will occur July 5 and July 6, 2023. Click on the link to see the treatment map, ArcGIS - Lake Stevens Phase One 2023. This treatment will target two aquatic plants on Washington State Noxious Weed List- Curly Leaf Pondweed and Eurasian Milfoil. 

The treatment for these two species will not have any lake use restrictions.

image of Curly-leaf pondweed, a noxious weed found in the lake.