May 21, 2008
STOCK SYMBOL: GLH.UN

Great Lakes Hydro Income Fund Declares Cash Distribution for May 2008

GATINEAU, Quebec, May 21, 2008 (GLH.UN) - Great Lakes Hydro Income Fund today declared a cash distribution of 10.417 cents per unit for the month of May 2008, payable by June 30, 2008 to unitholders of record on May 31, 2008. The ex-distribution date is May 28, 2008.

The schedule below sets out Great Lakes Hydro Income Fund's cash distribution history for the last six months:

RECORD DATE PAYMENT DATE DISTRIBUTION PER UNIT
May 30, 2008 June 30, 2008 10.417 cents
April 30, 2008 May 30, 2008 10.417 cents
March 31, 2008 April 30, 2008 10.417 cents
February 29, 2008 March 31, 2008 10.417 cents
January 31, 2008 February 29, 2008 10.417 cents
December 31, 2007 January 31, 2008 10.417 cents

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About Great Lakes Hydro Income Fund

Great Lakes Hydro (www.greatlakeshydro.com) is a premier Canadian income fund. We are the largest power income fund in North America with 1,021 megawatts of power generating capacity and an average annual production of 3,912 gigawatt hours.

Great Lakes Hydro Income Fund produces electricity exclusively from environmentally friendly hydroelectric resources. The Fund owns, operates and manages 26 high quality hydroelectric generating stations located on eight river systems in four distinct geographic regions across North America: Quebec, Ontario, British Columbia and New England.

Brookfield Power, which comprises all the power operations of Brookfield Asset Management, owns 50.1% of the Fund’s outstanding units.

Great Lakes Hydro Income Fund units are listed for trading on the Toronto Stock Exchange under the symbol GLH.UN.

Web Site: www.greatlakeshydro.com

For further information:
Zev Korman
Director, Investor Relations and Communications
(416) 359-1955, unitholderenquiries@greatlakeshydro.com