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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

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

New Case Studies Online



Case studies are now available online covering three of Portland's newest ecoroofs.  Read all about:

  • The Ramona Apartments, Portland's largest contiguous ecoroof yet
  • The Screenhouse at the Wastewater Treatment Plant, the first application of the City's new simple ecoroof specification
  • Killingsworth Station, a public-private partnership which resulted in a new multi-use development adjacent to the Light Rail line

Find them here:




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Spam Prevention In the Pacific Northwest, what state is Portland in?