- Oregon, United States2
- Washington, United States2
- Willamette Valley, Multnomah County, Oregon, United States2
- Carbon County, Wyoming, United States1
- Ebey's Landing National Historical Reserve, Island County, Washington, United States1
- Fall Creek Lake, Lane County, Oregon, United States1
- Fall Creek Reservoir, Jackson County, Oregon, United States1
- H J Andrews Experimental Forest Headquarters, Lane County, Oregon, United States1
- Hills Creek Lake, Lane County, Oregon, United States1
- Lookout Point Lake, Lane County, Oregon, United States1
- Mount Rainier National Park (MRNP), Pierce County, Washington, United States1
- Puget Sound, Kitsap County, Washington, United States1
- Whidbey Island, Island County, Washington, United States1