Standard&Poor's Ratings Services affirmed its 'AA-/A-1+' rating on San Antonio, Texas' electric and gas systems junior lien revenue bonds series 2004 due to the bank facility being extended to Dec. 6, 2012, and the mode change to term mode. The long-term component of the rating is based on San Antonio. The short-term component of the rating is based on BNP Paribas. The stable outlook is based on the outlook of the obligor.