Standard&Poor's Ratings Services affirmed its 'A-1+' short-term rating to East Bay Municipal Utility District (EBMUD), Calif.'s extendable commercial paper (CP) notes (wastewater series). The rating reflects our opinion of the strong long-term credit quality of EBMUD's wastewater revenue bonds, which are rated 'AAA/Stable'. (For more information about the wastewater system, please see the article published Jan. 3, 2011, on RatingsDirect on the Global Credit Portal. The extendable CP (wastewater series) notes are secured by a lien on net revenues of the wastewater system, subordinate to the district's long-term wastewater bonds. The extendable CP (wastewater series) notes may also be retired from the proceeds of future notes or from the proceeds of any future wastewater revenue bond issues. The