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Portland Water Bureau

From forest to faucet, we deliver the best drinking water in the world.

Customer Service: 503-823-7770


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Groundwater Special Events

Aquifer Adventure participants paddle the Columbia Slough

FREE groundwater events coming your way soon! 

*Cycle the Well Field, June 3, 2017
8:45 am  to 1:30 pm
Location: Aloft Hotel Portland Airport, 9920 NE Cascades Pkwy
A FREE bicycle tour of Portland’s groundwater drinking water source. 

*Subs on the Slough, August 18, 2017 
11:30 am to 1:00 pm
Location: NE 166th and Airport Way.
Join Portland Water Bureau staff for lunch and discussion about groundwater.

Aquifer Adventure, September 16, 2017
Noon to 4:00 pm
Location: NE 166th and Airport Way
Pirate-themed family groundwater festival – make edible aquifers, play interactive groundwater games, take a canoe ride on the slough with a pirate guide, listen to live music.

*Groundwater 101, January 20, 2018
9:00 am to 1:00 pm
Location: McKinstry, 16790 NE Mason St.
FREE educational workshop that teaches groundwater basics including local geology and hydrology, the role groundwater plays in our drinking water system, and what can be done to protect this important resource

*Registration Required

To register for an event or for more event information: or Doug Wise at 503-823-7473 or email or visit