SAN FRANCISCO (S&P Global Ratings) April 3, 2020--S&P Global Ratings revised its outlook to negative from stable and affirmed the following ratings on the electric system bonds issued on behalf of the city of Anaheim, Calif.'s: 'AA-' rating on the Anaheim Housing and Public Improvement Authority's series 2020-A, 2020-B, and 2020-C revenue refunding bonds and retail electric (RETELEC) bonds; 'AA-' rating on the Southern California Public Power Authority's (SCPPA) Canyon Power Project bonds; 'AA-' rating on the Anaheim Public Financing Authority's RETELEC bonds; 'AA-' and 'A+' ratings on the California Municipal Finance Authority's RETELEC bonds. "The revised outlook reflects our assessment that the city's revenue base will be substantially weakened by the effects of the COVID-19 pandemic and the ensuing