1120 SW 5th Avenue, Suite 1000, Portland, OR 97204
Construction completed in spring 2013
Restoration at the Willamette River - Columbia Slough confluence
Protection and restoration of Portland's fourth largest natural area
Learn about the Council's activities in the Columbia Slough watershed.
Learn about Environmental Services education programs.
Read about Portland's program to remove invasive, non-native plants and restore native vegetation.
A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server.
PortlandOregon.gov is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.