Diverse Resource Portfolio & Low-Carbon Pathway

22 ROLE OF OUR SYSTEM TODAY NW Natural's System • Delivers more energy than any other utility in Oregon • Heats 74% of residential square footage in the areas we serve. Provides 90% of energy needs for our residential space and water heat customers on the coldest winter days One of the tightest, newest systems in the country Our residential and commercial customers' emissions account for just 6% of Oregon's total carbon emissions 36% TRANSPORTATION Oregon Greenhouse Gas Emissions by Sector 29% ELECTRICITY 22% 13% OTHER NATURAL (other fuels & waste) GAS NW Natural Residential and Commercial Customer Use » 6% NW NaturalⓇ Source: Oregon DEQ In-Boundary GHG Inventory preliminary 2019 data.

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