One of the victims is thought to be a hiker missing since April.
A Monroe woman's body was recovered after falling over a cascade at Cedar Ponds Lake, while a Spokane man is presumed dead at Palouse Falls.
An unidentified body found at Olympic National Park is thought to be a hiker who vanished last April.
A climber and a swimmer were killed in separate incidents recently.
Officials think the body recovered outside the ski area is a man who disappeared last January.
Biologists confirmed the rare mammal's return to the area south of I-90 after being extirpated in the early 1900s.
The woman was attacked while running on the Olympic Peninsula's path last weekend.