HOUSTON--(BUSINESS WIRE)--Aug. 19, 2005--Waste Management, Inc. (NYSE:WMI) announced today the declaration of a quarterly cash dividend of $0.20 per share payable September 23, 2005 to stockholders of record on September 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: Lynn Brown, 713-394-5093
             Web site: http://www.WM.com

    SOURCE: Waste Management, Inc.