NEW YORK (Standard&Poor's CreditWire) Oct. 25, 1999--Standard&Poor's today assigned its double-'A'-minus rating to California Health Facilities Financing Authority's $4.5 million insurance health facilities revenue bonds series 1999A, issued for the Orange County ARC. The bonds are scheduled to sell on November 1, 1999. Orange County ARC is a 501(c)(3) corporation that provides adult day care, developmental programs, and training to developmentally disabled residents of Orange County, Calif. Proceeds will be used to finance the acquisition and improvement of a 57,600 square foot building in Anaheim, Calif. for use as an adult day-care center for the developmentally disabled. Security for this issue is based on California's Health Facilities Construction Loan Insurance Program. In the event of a