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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Suite 1000, Portland, OR 97204

Management Strategy

Invasive Plant Strategy Summary

Portland Invasive Plant Strategy at a glance

Invasive Plants Strategy Report

Final October 2008 Report

Fiscal Year 2012-2013 Annual Report

Invasive Plant Management Annual Report

Fiscal Year 2011-2012 Annual Report

Invasive Plant Management Annual Report

November 2008 Invasive Species Summit

An overview of the November 18, 2008 Invasive Species Summit in Portland

Heartbleed Security Notice

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.