...CENTENNIAL (S&P Global Ratings) Sept. 15, 2017--S&P Global Ratings assigned its '##+' rating to the New York City Municipal Water Finance Authority's (NYCMWFA, or New York Water) series 2018BB water and sewer system second general resolution revenue bonds. At the same time, we affirmed our '###' unenhanced long-term rating on the system's first general resolution revenue bonds and our '##+' underlying ratings (SPURs) on the authority's existing second-resolution bonds. Additionally, we affirmed our 'A-1+' rating on NYCMWFA's commercial paper (CP) program. The outlook is stable for all long-term ratings. We also affirmed various short-term ratings on NYMWFA's second-resolution bonds, whose ratings are based on the liquidity support provided by various financial institutions. "The stable outlook reflects our expectation that the system's financial profile will remain commensurate with the ratings over our two-year horizon," said S&P Global Ratings credit analyst Scott Garrigan. The 2018BB...