Brooks Slough Boat Ramp in Cathlamet provides public access to a scenic, protected waterway with forested shores ideal for paddling and fishing. The launch offers amenities including free parking, a boat ramp, picnic facilities, and year-round bathrooms.

This sheltered slough can be paddled approximately two miles upstream and connects to the Julia Butler Hansen Refuge for the Columbian White-tailed Deer, making it a popular spot for wildlife viewing and recreational boating.