The headwaters of the Cowlitz River are on the south slope of Mount Rainier
. The river flows southwest through Packwood
, at which point it turns away from Highway 12. Two dams, Mayfield and Mossyrock, create reservoirs on the river. Below the dams, it flows past Toledo
, Castle Rock
, and between Kelso
before joining the Columbia River
Many Fishing guides offer services on the Cowlitz River. Choose from the ones below to direct you to where the big ones are at on the Cowlitz River.