What is this Project?

This project creates a reliable water system that delivers high-quality drinking water from the Clackamas River to the communities of Lake Oswego and Tigard. Learn more...

The new drinking water treatment method is conventional filtration plus ozone. Learn more... The new water system is the most earthquake resilient in Oregon. Learn more... It isn't easy being green, but the new system is sustainable and energy efficient. Learn more...

Project News

Friday - June 9, 2017

All work complete at the Waluga Reservoir Site!

Aerial Photo by Unique Perspectives Aerial Photography - June 2017

Waluga Reservoir 1 Roof Replacement Construction Update

Construction and site restoration was completed last month for the WR1 roof replacement project! The 4 million gallon reservoir is back online, servicing Tigard and Lake Oswego. The pathways through the reservoir site are now reopened.

Neighbors, thank you for your continued patience throughout construction and replacement of the WR1 roof.

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Wednesday - May 24, 2017

Ozone system up and running; WTP paving to take place next week

Preparation and grading taking place for the new pathway.

Water Treatment Plant Construction Update

Major site work is expected to be complete in June. Unfortunately, due to record-setting wet weather, installation of the landscaping has been extended until late July. Crews have been postponed with completing site work and installing the irrigation system due to saturated soil conditions across the site. This has also pushed back installation of the hundreds of trees, shrubs and groundcovers to be installed across the 9-acre site.

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Tuesday - May 9, 2017

National Drinking Water Week – May 7-13

Your Water: to know it is to love it

The average American uses 100 gallons of water a day. How often do you think about how our water is purified, or what it goes through in order to reach our homes? Behind the tap is a complex network of infrastructure, and at the heart of Lake Oswego and Tigard’s system is a new, state-of-the-art water treatment plant which produces and delivers fresh, safe, reliable drinking water year-round. It’s where all the magic happens!

To celebrate drinking water week (May 7-13), we are sharing the story behind the magic of clean drinking water - how Clackamas River water is treated and purified to exceed safe drinking water standards for Lake Oswego and Tigard communities.

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