Investor Presentaiton

BONNEVILLE POWER ADMINISTRATION Financial Reserves BPA's total financial reserves fluctuate throughout the year, however, the balance is historically at its lowest point after the annual year-end U.S. Treasury payment 2.5 $ Billions 2.0 1.5 1.0 0.5 0.0 2013 2014 2015 2016 2017 2018 2019 2020 2021 -Within Year Minimum Within Year Maximum Fiscal Year End Cash, investments, and deferred borrowing (capital expenditures eligible to be funded with borrowing, but funds not yet borrowed) 15

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