BOSTON, April 16, 2013 /PRNewswire/ -- Atlantic Power Corporation (NYSE: AT) (TSX: ATP) ("Atlantic Power" or the "Company") will release its financial results for the three months ended March 31, 2013 after the market closes on the afternoon of Wednesday, May 8, 2013.  A telephone conference call hosted by Atlantic Power's management team will be held:

Thursday, May 9, 2013 at 8:30 AM ET

The telephone numbers for the conference call are: Participant Dial In (Toll Free): 1-888-317-6016; International Dial In: +1 412-317-6016; Canada Dial In (Toll Free): 1-855-669-9657.

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

To listen to the conference call after it is completed, access conference call number 10027597 at the following telephone numbers: US Toll Free: 1-877-344-7529; International Toll: 1-412-317-0088.

The replay is available 1 hour after the end of the conference through August 12, 2013 at 9:00 AM ET.  The conference call will also be archived on Atlantic Power's web site at www.atlanticpower.com.

About Atlantic Power

Atlantic Power owns and operates a diverse fleet of power generation and infrastructure assets in the United States and Canada.  Atlantic Power's power generation projects sell electricity to utilities and other large commercial customers largely under long-term power purchase agreements, which seek to minimize exposure to changes in commodity prices.  Its power generation projects in operation have an aggregate gross electric generation capacity of approximately 2,966 MW in which its aggregate ownership interest is approximately 2,049 MW. Its current portfolio of continuing operations consists of interests in twenty-eight operational power generation projects across ten states in the United States and two provinces in Canada.  Atlantic Power also has a 53 MW biomass project under construction in Georgia, and recently acquired Ridgeline Energy, Inc., a wind and solar development company located in Seattle, Washington, which enhances its ability to develop, acquire and operate wind and solar energy projects in the United States and Canada.  Atlantic Power also owns a majority interest in Rollcast Energy, a biomass power plant developer in North Carolina.

Atlantic Power has a market capitalization of approximately $600 million and trades on the New York Stock Exchange under the symbol AT and on the Toronto Stock Exchange under the symbol ATP.  For more information, please visit the Company's website at www.atlanticpower.com or contact:

Atlantic Power Corporation 
Amanda Wagemaker, Investor Relations
(617) 977-2700 
info@atlanticpower.com

Copies of financial data and other publicly filed documents are filed on SEDAR at www.sedar.com or on EDGAR at www.sec.gov/edgar.shtml under "Atlantic Power Corporation" or on the Company's website.

SOURCE Atlantic Power Corporation