Determination of Significance Lake Sammamish Master Plan Update

The Washington State Parks and Recreation Commission (State Parks) is preparing an updated long-range plan of development for Lake Sammamish State Park. The updated plan will consider a range of new facilities that will enhance the park’s recreational opportunities while protecting its natural and cultural resources.

EIS Required:  The lead agency has determined this proposal is likely to have a significant adverse impact on the environment.  An environmental impact statement (EIS) is required under RCW 43.21C.030(2)(c) and will be prepared. 

The lead agency has identified the following potential areas for discussion in the EIS:

Biological impacts of expanding recreational opportunities within the park.Impacts to watershed sensitivity areas including streams and wetlands, placement of recreational facilities, and water withdrawals due to the increased need for water by the park and concessions.Benefits and impacts to recreation, historic and cultural preservation, base facilities, & public services.Consistency with existing regulations, plans, and ordinances.

Expanded Scoping: Agencies, affected tribes, and members of the public are invited to comment on the scope of the EIS. You may comment on alternatives, mitigation measures, probable significant adverse impacts, and licenses or other approvals that may be required.