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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

Watershed Services

  • Catkin Marsh natural area

  • Willamette River in winter

  • Riverview natural area wetland

  • NE Siskiyou green street

  • Canoeing the Columbia Slough



City Green Blog

Updates on Environmental Services green infrastructure and watershed work

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. 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.