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The City of Portland, Oregon

Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Ave, Suite 613, Portland, OR 97204

More Contact Info

Vegetation and Soils

Soil Specification Information

Soil specifications taken from the City of Portland Standard Construction Specifications

Options for the 2-year Maintenance Warranty Period

Public works permit applicants can choose from two options for plant maintenance of their stormwater management facilities. Learn more.