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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

More Contact Info

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?