HOUSTON--(BUSINESS WIRE)--May 13, 2005--Waste Management, Inc. (NYSE:WMI) announced today the declaration of a quarterly cash dividend of $0.20 per share payable June 24, 2005 to stockholders of record on June 1, 2005.

Waste Management, Inc. is its industry's leading provider of comprehensive waste management and environmental services. Based in Houston, the Company serves municipal, commercial, industrial, and residential customers throughout North America.

    CONTACT: Waste Management, Inc., Houston
             Analysts: Greg Nikkel, 713-265-1358
             or
             Media: Heather Browne, 713-265-1514

    SOURCE: Waste Management, Inc.