On March 7, 2013, Atlantic Power Corporation (the "Company") posted to its website materials entitled "Q4 and YE 2012 Investor Presentation, March 2013" for a presentation by Barry E. Welch, the Company's President and Chief Executive Officer, to be made at the Morgan Stanley Utilities Conference on March 7, 2013 and March 8, 2013, which materials are attached to this Current Report on Form 8-K as Exhibit 99.1.

Information on the Company's website is not incorporated by reference in the Current Report on Form 8-K. The information in this Current Report on Form 8-K and the exhibit attached shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liabilities of that Section, nor shall they be deemed incorporated by reference in any registration statement or other filing under the Securities Act of 1933, as amended (the "Securities Act"), or the Exchange Act, unless the Company expressly states that such information is to be considered "filed" under the Exchange Act or incorporates such information by specific reference in a Securities Act or Exchange Act filing.

(d) Exhibits

Exhibit
Number                      Description
99.1      Q4 and YE 2012 Investor Presentation, March 2013