SAN FRANCISCO--(BUSINESS WIRE)--Fitch Ratings assigns an 'AA' rating and Stable Outlook to $50 million of bank bonds associated with Eastern Municipal Water District, California's (the district), series 2015A variable-rate subordinate water and sewer revenue refunding bonds (the bonds), should the bonds ever be held by the liquidity provider. The district expects to execute a standby bond purchase agreement (SBPA) effective June 23, 2015, with Bank of Tokyo-Mitsubishi UFJ, Ltd., NA (the bank; r