...S&P Global Ratings assigned its '###' long-term rating to King County Housing Authority (KCHA), Wash.'s 2018 revenue bonds backed by a credit enhancement agreement with King County, Wash. The outlook is stable. At the same time, S&P Global Ratings affirmed its outstanding: + '###' long-term rating on KCHA's existing bonds, which are backed by a contingent loan agreement with the county; + '###' long-term rating and underlying rating (SPUR) on King County's existing general obligation (GO) bonds; + '###' long-term rating on certain county GO bonds that are also backed by a first-lien pledge of sales tax revenues; + '###' long-term rating on certain county GO bonds that are also backed by a second-lien pledge of sewer revenues; and + '###' long-term rating on certain county lease revenue bonds. The series 2018 bonds are secured by general revenues of the KCHA, as well as a full faith and credit pledge from King County. The series 2018 KCHA bonds were provided with the county's pledge pursuant...