Investor Presentaiton

• • • PacifiCorp 2021 IRP Updated every two years, PacifiCorp's IRP identifies the best mix of resources to serve our customers in the future PacifiCorp's 2021 IRP was filed with its state commissions in September 2021 PacifiCorp's 2021 IRP must identify a least-cost, least-risk resource portfolio and an action plan that sets forth how the company will deliver the outcomes represented in the preferred portfolio. Request for proposals will be issued to the market in January 2022, with a final shortlist expected in January 2023 Building upon significant renewable resource and transmission investments that have come on-line in recent years, highlights of PacifiCorp's 2021 IRP include: - - - More than 1,800 MWs of new wind generation by 2025, and a total of more than 3,700 MWs of new wind generation by 2040 Over 2,100 MWs of new solar generation by 2025, and more than 6,400 MWs of new solar generation by 2040 Nearly 700 MWs of battery storage by 2025, and more than 6,600 MWs of battery storage by 2040 Construction of new transmission lines from Aeolus to Mona a 416-mile, 500-kV line, Windstar to Shirley Basin a 59-mile, 230-KV line, and Boardman to Hemmingway, a 290-mile, 500-kV line Jim Bridger Units 1 and 2 will be converted from coal to natural gas in 2024 with continued operations through 2037, which aligns with the operating life of the remaining two Jim Bridger coal units Addition of a 500 MW Natrium™ advanced nuclear demonstration project in 2028 and 1,000 MWs from two additional advanced nuclear resources in 2038 By 2042, PacifiCorp will have removed from service 26 coal units, including 2,139 MWs by the end of 2025, more than 3,053 MWs by 2030, and 4,932 MWs by 2040 (includes Carbon in 2015, Naughton Unit 3 in 2019, and Cholla Unit 4 in 2020); 41

View entire presentation