Covanta to Release Fourth Quarter Earnings on February 26

Date: January 30, 2009

Source: Covanta Holding Corporation

Covanta Holding Corporation to Host Fourth Quarter Earnings Conference Call on February 27, 2009

Covanta Holding Corporation (NYSE: CVA) will host a conference call at 8:30 AM (Eastern) on Friday, February 27, 2009 to discuss its fourth quarter results. The Company will release those results after the market closes on Thursday, February 26, 2009. The documents will also be available in the News section of the company's website at www.covantaholding.com.

Prepared remarks will be followed by a question-and-answer session. To participate, please dial 888-396-2298 approximately 10 minutes prior to the scheduled start of the call. If you are calling from outside of the United States, please dial 617-847-8708. Please utilize pass code 44443438 when prompted by the conference call operator. The conference call will also be webcast live from the Investor Information section of the Covanta website.

A replay of the conference call will be available from 11:30 AM (Eastern) Friday, February 27, 2009 through midnight (Eastern) Friday, March 6, 2009. To access the replay, please dial 888-286-8010, or from outside of the United States 617-801-6888 and use the replay pass code: 67460754. The web cast will also be archived on www.covantaholding.com.

About Covanta

Covanta Holding Corporation (NYSE: CVA) is an internationally recognized owner and operator of large-scale Energy-from-Waste and renewable energy projects and a recipient of the Energy Innovator Award from the U.S. Department of Energy's Office of Energy Efficiency and Renewable Energy. Covanta's 38 Energy-from-Waste facilities provide communities with an environmentally sound solution to their solid waste disposal needs by using that municipal solid waste to generate clean, renewable energy. Annually, Covanta's modern Energy-from-Waste facilities safely and securely convert approximately 16 million tons of waste into more than 8 million megawatt hours of clean renewable electricity and create 10 billion pounds of steam that are sold to a variety of industries. For more information, visit www.covantaholding.com.

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