The Henry M. Jackson Hydroelectric Project, a region in northwestern Washington, is situated on the Sultan River within the foothills of the Cascade Mountains and the Mount Baker-Snoqualmie National Forest. This area is defined by its natural features, including the expansive Spada Lake Reservoir, which boasts a 17.3-mile shoreline, and the deep, forested Sultan River Gorge. The landscape offers a protected natural environment with tree-lined trails and diverse recreation sites, providing opportunities for several sports like hiking.
16
Routes
4
(7)
Average rating
178
People visited

25
hikers
4.19km
01:18
30m
370m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

9.29km
02:52
320m
360m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

8.19km
04:28
1,020m
20m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

1.50km
00:26
50m
20m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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The Henry M. Jackson Hydroelectric Project region offers opportunities for hiking and jogging. There are 9 routes available, with 6 dedicated to hiking and 3 for jogging. The routes have an average rating of 4.33 stars from 48 ratings.
Yes, the region includes trails suitable for beginners. Hikers can find routes with varying difficulty levels. For specific options, consult the guide Easy hikes in Henry M. Jackson Hydroelectric Project.
Family-friendly hiking options are available within the Henry M. Jackson Hydroelectric Project area. These trails often feature amenities at recreation sites. More information can be found in the guide Family-friendly hikes in Henry M. Jackson Hydroelectric Project.
Key natural features include Spada Lake Reservoir, which has a 17.3-mile shoreline, and the Sultan River Gorge. Recreation sites like Culmback Dam Site, North Shore Site, and South Shore Recreation Site offer viewpoints. Trails also connect to Greider and Boulder Lakes.
Regulations regarding dogs on trails can vary within the Henry M. Jackson Hydroelectric Project area, especially near Spada Lake Reservoir due to its role as a drinking water source. It is advisable to check specific trail regulations before visiting.
The Henry M. Jackson Hydroelectric Project is located within the Mount Baker-Snoqualmie National Forest. Some areas may require a Northwest Forest Pass or other recreation passes. Visitors should verify specific requirements for their planned activity and location.
The Henry M. Jackson Hydroelectric Project is a popular destination on komoot, with more than 1,400 visitors having explored its routes. The available routes have an average rating of 4.33 out of 5 stars.
Komoot offers several guides for the region, including Hiking in Henry M. Jackson Hydroelectric Project, Easy hikes in Henry M. Jackson Hydroelectric Project, Family-friendly hikes in Henry M. Jackson Hydroelectric Project, and Waterfall hikes in Henry M. Jackson Hydroelectric Project.
Official information regarding recreation at Spada Lake Reservoir, part of the Henry M. Jackson Hydroelectric Project, is available on the Snohomish County PUD website. General inquiries can be directed to the Snohomish County PUD at +1-425-783-1000.
Yes, the region offers opportunities for waterfall hikes. Specific routes and details can be found in the komoot guide Waterfall hikes in Henry M. Jackson Hydroelectric Project.
Spada Lake Reservoir features a shoreline that extends for 17.3 miles (approximately 27.8 kilometers). The reservoir covers an area of about 1,870 acres.

