Latest Past Events

24th Annual Columbia Slough Regatta

Multnomah County Drainage District 1880 NE Elrod Dr, Portland

Join the Columbia Slough Watershed Council for Regatta, an on the water paddle festival like no other, Sunday, August 11th from 10am to 2pm.  Regatta celebrates recreation opportunities on Portland’s hidden gem of local waterways, […]

Free

Columbia Springs Environmental Educator

Columbia Springs 12208 SE Evergreen Hwy, Vancouver

Do you remember the first time you saw a banana slug? Did you spend your childhood outside, exploring moss-covered forests or turning over rocks in the stream to see what lives underneath? Join our fun […]