Upcoming Activities

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: info@columbiaslough.org or (503) 281-1132.

Bike the Levees

Sunday October 11, 10:00am

Bring your bike and your friends for a tour of Portland's levee system! Riders will explore how the levees are managed for the balance of safety, recreation, and restoration.

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Native Plant Workshop

Thursday October 15, 6:30pm

This workshop will introduce you to common native plant communities in Portland. You’ll walk away with loads of information so you can decide which native plants will work well in your yard.

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Owl Prowl

Friday October 23, 7:00pm

Owl talk and nighttime walk for families.

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Groundwater 101

Saturday November 14, 9:00am

Join the Portland Water Bureau and the Columbia Slough Watershed Council for Groundwater 101 – a FREE educational workshop that teaches groundwater basics including local geology and hydrology, what role groundwater plays in our drinking water system, and what can be done to protect this important r

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Fall Bird Walk

Sunday November 22, 8:30am

Join local birding enthusiast Jason Wolf and the Columbia Slough Watershed Council for an early-morning fall bird walk around Whittaker Ponds.

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