Carbon Footprint Reports
The Portland Water Bureau carbon footprint consists of emissions from the following sources:
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Electricity use for pump stations, groundwater, lighting, and other facility uses
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Combustion of biodiesel, diesel, and gasoline fuels for transportation, heavy machinery, and power tools
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Natural gas usage for heating
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Employee air travel
Find out more information about the bureau's greenhouse gas mitigation efforts.
PWB is currently in the process of gathering data for the 2010 Carbon Footprint Report. Results will be posted on this site when they are available.