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The City of Portland, Oregon

Development Services

From Concept to Construction

Phone: 503-823-7300


1900 SW 4th Ave, Portland, OR 97201

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Biofuels Portland

Biofuels for Business

General and technical information to help businesses make the switch to biodiesel

Biofuels & Emissions

Estimating the impact of vehicle emissions is complex and depends on the age and composition of the vehicle fleet, the types of emission control technologies used and the maintenance of vehicles.