November 7, 2011 - Atlantic Power Corporation (TSX: ATP) (NYSE: AT) ("Atlantic Power" or the "Company"), a leading power and infrastructure company, and Capital Power Income L.P. ("CPILP") today reported that Atlantic Power has completed its previously announced acquisition of CPILP pursuant to a court-approved plan of arrangement (the "Arrangement").

Pursuant to the Arrangement, Atlantic directly and indirectly acquired each outstanding limited partnership unit of CPILP in exchange for Cdn$19.40 in cash ("Cash Consideration") or 1.3 Atlantic Power common shares ("Share Consideration") in accordance with elections and deemed elections in accordance with the Arrangement.

As a result of the elections made by CPILP unitholders and pro-ration in accordance with the Arrangement, those unitholders who elected to receive Cash Consideration will receive in exchange for each limited partnership unit of CPILP (i) cash equal to approximately 73% of the Cash Consideration and (ii) Share Consideration in respect of the remaining approximately 27% of the consideration payable for the unit. Any limited partnership units of CPILP not exchanged for cash consideration in accordance with the Arrangement have instead been exchanged for Share Consideration.

The Tax Election Information Package for CPILP unitholders who received shares of Atlantic Power Corporation in connection with Atlantic Power's recent acquisition of CPILP is available here.

Any former CPILP unitholder that is an "Eligible Unitholder" may make a joint tax election with Atlantic Power pursuant to section 85 of the Income Tax Act (Canada) in respect to the disposition of its CPILP units.  Atlantic Power has made the tax election information package available to assist former unitholders in completing the joint tax election form.  Completed tax election forms must be submitted to Atlantic Power's depository agent, Computershare Investor Services, Inc. no later than February 29, 2012.

Any questions or requests regarding consideration under the Arrangement may be directed to the depositary for the Arrangement, Computer Share Investor Services, Inc. at 1-800-564-6253 (toll-free in North America) or by e-mail at corporateactions@computershare.com.  Former non-registered holders of limited partnership units of CPILP should contact their broker or other intermediary for details.

For the month of November 2011, Atlantic Power intends to pay a dividend of Cdn$.0953 per common share to shareholders of record on the applicable record date, which represents a prorated dividend for the month of November calculated by applying the annual rate of Cdn$1.0944 per common share for the period from November 1 to November 4 and the annual rate of Cdn$1.15 per common share for the remainder of November. For the month of December 2011, Atlantic intends to pay a dividend of Cdn$.0958 per common share to shareholders of record on the applicable record date based on the increase to the Company's annual dividend to Cdn$1.15 per common share.

If you are a new shareholder of Atlantic Power, through shares that were issued to purchase your units of CPILP, and you have any questions, please contact Amanda Wagemaker, our Investor Relations Associate, at 617-977-2700.

All public filings for CPILP can be found on SEDAR at www.sedar.com.