Exhibit 16.1

	KPMG LLP
	Chartered Accountants		Telephone	(416) 777-8500
	Bay Adelaide Centre		Fax	(416) 777-8818
	333 Bay Street Suite 4600			www.kpmg.ca
	Toronto ON M5H 2S5

United States Securities and Exchange Commission

Dear Sirs/Mesdames:

Re: Notice of Change of Auditors of Atlantic Power Corporation

We have read Atlantic Power Corporation’s statements included under Item 4.01 of its Form 8-K dated August 10, 2010 and are in agreement with such statements.

Yours very truly,

/s/ KPMG LLP

Chartered Accountants, Licensed Public Accountants

Toronto, Canada
August 10, 2010