Key metrics summary ENVIRONMENTAL FOOTPRINT


Greenhouse gas emissions Greenhouse gas intensity: Retail load (tons CO2


Greenhouse gas intensity: Retail load (grams CO2


2011 .47 e/megawatt-hours)17 426


Greenhouse gases: Fleet (tons CO2 Gasoline


Diesel


Greenhouse gases: Facilities (tons CO2 Electricity


Natural gas Waste and recycling


Hazardous waste disposed (tons)18 Transformer oil recycled (gallons)19 Motor oil recycled (gallons)20 Antifreeze recycled (gallons)20 Large PCB capacitors disposed21 PCB transformers disposed21


Regulatory performance Federal and state audits


Environmental compliance reviews 17 2.11


65,900 11,450 932 16


125 5 62


Oregon Department of Environmental Quality reporting requirements started in 2010 18 Variability of waste disposal is due to different remediation projects underway during each year 19 Data source: Transformer Technologies LLC; data not available for 2015


20 21 14.33


17,838 9,793 688 129 169


5 50 0.92


75,542 8,899 726 152 68


7 50 2.97


93,684 10,124 1,106 323 83


30 66


12.05 NA


6,042 675 603 83


26 59


e)


9,496 1,948


9,399 1,809


7,647 1,654


9,541 1,449


9,424 1,448


e/kilowatt-hours)17 e)


3,639 5,871


3,280 5,624


3,795 4,837


3,658 4,651


4,511 5,110


381 354 384 408 2012 .42 2013 .39 2014 .42 2015 .45


Data source: Thermofluids Inc.; reduction is due to frequency with which we recycle used fluids, change in type of motor oil used and modification in the schedule for antifreeze changes; PGE recycles all motor oil and antifreeze it uses Environmental Protection Agency reporting requirements started in 1979


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Portland General Electric


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