Atlantic Power Corporation Announces Fourth Quarter and Year-End 2009 Results & Conference Call

TORONTO, ONTARIO--(Marketwire - Jan. 21, 2010) - Atlantic Power Corporation ("Atlantic Power") (TSX:ATP)(TSX:ATP.DB)(TSX:ATP.DB.A) will release its financial results for the three months and year ended December 31, 2009 on the afternoon of Monday, March 29, 2010. A telephone conference call hosted by Atlantic Power's management team will be held:

Tuesday, March 30, 2010 at 10.00 am ET

The telephone numbers for the conference call are:

Local / International: (416) 849-2698
North American Toll Free: (866) 400-2270

The Conference Call will also be broadcast over Atlantic Power's website at www.atlanticpower.com. Please call or log in 10 minutes prior to the call.

Replay/Archive

The telephone numbers to listen to the conference call after it is completed (Instant Replay) are local (416) 915-1035 or toll free (866) 245-6755. Please enter the passcode 151181# when instructed. The Instant Replay will be available until midnight, April 6, 2010. The conference call will also be archived on Atlantic Power's web site.

About Atlantic Power

Atlantic Power Corporation owns interests in a diversified portfolio of 12 power generation projects and one transmission line located in major markets in the United States. The Company's objectives are to maintain the stability of dividends to its shareholders and increase the long term value of the Company by enhancing the performance of its existing assets and by making accretive acquisitions. For more information, please visit the Company's website at www.atlanticpower.com.

FOR FURTHER INFORMATION PLEASE CONTACT:
        Atlantic Power Corporation
        Patrick Welch
        Chief Financial Officer
        (617) 977-2700
        info@atlanticpower.com

Source: Atlantic Power Corporation
Contact: Atlantic Power Corporation Patrick Welch Chief Financial Officer (617) 977-2700 info@atlanticpower.com