DALLAS (Standard&Poor's) Oct. 14, 2008--Standard&Poor's Ratings Services raised its standard long-term rating and underlying rating (SPUR) on San Antonio, Texas' general obligation (GO) debt to 'AAA' from 'AA+', based on its maintenance of strong financial reserves, and continued diversification of the local economy. In addition, Standard&Poor's assigned its 'AAA' standard long-term rating to the city's $10.2 million series 2008 taxable general improvement refunding bonds. The outlook on the ratings is stable. The city's ad valorem property pledge secures the bonds. San Antonio, with about 1.3 million residents, is Bexar County's seat and the nation's seventh-largest city. San Antonio continues to experience sustained growth in the manufacturing, tourism, and services sectors. San Antonio's financial position