Benton County Rivers
Name (# of Reports) Last Update Location
Columbia River- Kennewick (4) 10-18-2022 Kennewick, WA
 

Chelan County Rivers
Name (# of Reports) Last Update Location
Wenatchee River (6) 7-26-2023  
 

Clallam County Rivers
Name (# of Reports) Last Update Location
Hoh River (3) 5-28-2021 WA
Sol Duc River (9) 1-3-2024  
 

Clark County Rivers
Name (# of Reports) Last Update Location
Washougal River (11) 10-25-2022  
 

Cowlitz County Rivers
Name (# of Reports) Last Update Location
Columbia River (230) 2-21-2024  
Cowlitz River (18) 2-12-2024  
Kalama River (11) 10-7-2022  
 

Jefferson County Rivers
Name (# of Reports) Last Update Location
Hoh River (3) 5-28-2021 WA
 

Okanogan County Rivers
Name (# of Reports) Last Update Location
Columbia River- Brewster (9) 8-11-2023 Brewster, WA
 

Pacific County Rivers
Name (# of Reports) Last Update Location
Columbia River- Chinook (1) 8-15-2022 Chinook, WA
 

Pierce County Rivers
Name (# of Reports) Last Update Location
Puyallup River (4) 8-30-2019 WA
 

Skagit County Rivers
Name (# of Reports) Last Update Location
Cascade River (17) 11-1-2023  
 

Skamania County Rivers
Name (# of Reports) Last Update Location
Washougal River (11) 10-25-2022  
Wind River (10) 6-30-2023  
 

Walla Walla County Rivers
Name (# of Reports) Last Update Location
Snake River (57) 10-10-2023