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Columbia Slough Watershed Council

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Upcoming Events

Upcoming Events

Join us for these upcoming events! For a full calendar of events, click here.  For information on any of the events listed below, contact our staff at: events@columbiaslough.org or (503) 281-1132.

WAIT-LIST ONLY: Moonlight Paddle

WAIT-LIST ONLY: Moonlight Paddle

Friday July 07, 9:00pm

Paddlers will join the Council for a late-night paddle on the Slough!

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Great Slough Clean Up

Great Slough Clean Up

Saturday July 15, 9:00am

Join the adventure and help find haul trash out of your favorite waterway! Prizes for the best finds and most enthusiastic volunteers!

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23rd Annual Columbia Slough Regatta

23rd Annual Columbia Slough Regatta

Sunday August 06, 10:00am

Join hundreds for a fun paddle along the slough! We provide the boats (or you bring your own) and you get to explore by boat.

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Nadaka Park Festival

Nadaka Park Festival

Saturday August 12, 12:00pm

Celebrate this great community space. Community booths, kids activities and more!

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Subs on the Slough

Subs on the Slough

Friday August 18, 11:30am

A free lunchtime tour all about groundwater! Lunch is provided at picnic tables along the scenic Columbia Slough trail. Advanced registration required; suitable for adults and children 10 & up.

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