Standard&Poor's Ratings Services raised its underlying rating (SPUR) on Austin, Texas' parity separate-lien water and wastewater utility system revenue debt one notch to 'A+' from 'A' based on the system's substantial completion of major capital efforts, including growth-driven treatment capacity expansions and regulatory-driven efforts to address sanitary sewer system overflows. The outlook remains stable. In addition, Standard&Poor's assigned its 'A+' standard long-term rating, and stable outlook, to the city's series 2006A separate-lien water and wastewater system revenue refunding bonds. The ratings continue to reflect the city's: Service area, which is not concentrated in revenues derived from its principal customers and continues to exhibit steady customer growth and very solid overall wealth and income levels; Water supply