Asotin County Rivers
Name (# of Reports) Last Update Location
Grande Ronde River (12) 3-20-2019 Colville, OR
 

Clark County Rivers
Name (# of Reports) Last Update Location
Washougal River (2) 1-24-2019  
 

Cowlitz County Rivers
Name (# of Reports) Last Update Location
Columbia River (100) 8-12-2019  
Cowlitz River (1) 5-17-2013  
Kalama River (4) 3-4-2019  
 

Pierce County Rivers
Name (# of Reports) Last Update Location
Puyallup River (3) 9-26-2013  
 

Skagit County Rivers
Name (# of Reports) Last Update Location
Cascade River (1) 1-3-2013  
 

Skamania County Rivers
Name (# of Reports) Last Update Location
Washougal River (2) 1-24-2019  
Wind River (2) 9-10-2013  
 

Walla Walla County Rivers
Name (# of Reports) Last Update Location
Snake River (13) 8-22-2019