Boston Properties, Inc. Provides Update on Prudential Tower Water Line Break

August 21, 2009

BOSTON--(BUSINESS WIRE)--Aug. 21, 2009-- Boston Properties, Inc. (NYSE: BXP), a real estate investment trust, announced that this morning at approximately 10:30 am the Prudential Tower experienced a water line break on the second floor. This caused loss of air conditioning and elevator service in the Tower, which led to Boston Properties’ decision to evacuate the building. Limited elevator service was restored to assist in the evacuation. The Prudential Tower was the only area that was impacted. All other areas of the Prudential Center, including the parking garage, remain open and operational. Clean-up is underway and the Company expects the Prudential Tower to be operational shortly.

Boston Properties is a fully integrated, self-administered and self-managed real estate investment trust that develops, redevelops, acquires, manages, operates and owns a diverse portfolio of Class A office properties and one hotel. The Company is one of the largest owners and developers of Class A office properties in the United States, concentrated in five markets – Boston, Midtown Manhattan, Washington, D.C., San Francisco and Princeton, N.J.

Source: Boston Properties, Inc.

Boston Properties, Inc.
Arista Joyner, 617-236-3343
Investor Relations Manager