Investor Presentaiton

27 Renewable portfolio standard Additional renewable resources • As of 2018, PGE had the following qualifying renewable resources: Type of Resource % of Retail Load Wind 9.9% Low-Impact Hydro 2.5% Solar & Other <1% Renewable Portfolio Standard: 2011 2015 2020 5% 15% 20% 2025 27% 2030 2035 2040 35% 45% 50% • Renewable Portfolio Standard qualifying resources and Renewable Energy Certificates (RECS) supplied approximately 10% of PGE's retail load in 2012, 2013, and 2014, and approximately 15% of retail load in 2015, 2016, 2017 and 2018 Renewable Adjustment Clause Renewable resource can be tracked into prices, through an automatic adjustment clause, without a general rate case. Using Schedule 122, prices go into effect on the resource's in-service date and are updated annually. Upon Commission approval of the subsequent general rate case the renewable resource is included in base prices and Schedule 122 goes back to zero PGE

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