Standard&Poor's Ratings Services assigned its 'AA-' rating to Southern California Public Power Authority's (SCPPA or the authority) $36.7 million Tieton Hydropower Project revenue refunding bonds, series 2010A, and $15.945 million Tieton Hydropower Project revenue refunding bonds, series 2010B (taxable), issued on behalf of the electric systems of both the City of Burbank, Calif. and the City of Glendale, Calif. At the same time, Standard&Poor's affirmed its 'AA-' issuer credit rating (ICR) on the project. The outlook on all ratings is stable. The ratings reflect our opinion of: Take-or-pay contracts with project participants that unconditionally require the cities to pay operating costs and debt service on the project even if the project is not operating; The strong