Green Mountain Power Announces Quarterly Dividend

    Business Editors/Energy Editors

    COLCHESTER, Vt.--(BUSINESS WIRE)--April 18, 2005--Directors of Green Mountain Power Corporation (NYSE:GMP) announced today a quarterly cash dividend of $0.25 per share on the utility's Common Stock, payable June 30, 2005 to holders of record at the close of business on June 14, 2005. The indicated annual dividend rate is $1.00.

    Green Mountain Power Corporation (www.greenmountainpower.biz) is a Vermont-based energy services company serving 90,000 electric customers.

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CONTACT: Green Mountain Power Corporation Dorothy Schnure, 802-655-8418 Manager of Corporate Communications

KEYWORD: VERMONT INDUSTRY KEYWORD: UTILITIES DIVIDEND SOURCE: Green Mountain Power Corporation

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