SPOKANE, Wash., Feb 09, 2007 /PRNewswire-FirstCall via COMTEX News Network/ -- Avista Corp.'s (NYSE: AVA) board of directors has declared a quarterly dividend of $0.145 per share on the company's common stock. A quarterly dividend of $1.73750 per share was declared on all outstanding shares of preferred stock Series K. The common and preferred stock dividends are payable March 15, 2007, to shareholders of record at the close of business on Feb. 23, 2007.

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Avista Corp. is an energy company involved in the production, transmission and distribution of energy as well as other energy-related businesses. Avista Utilities is a company operating division that provides service to 346,000 electric and 305,000 natural gas customers in three Western states. Avista's non-regulated subsidiaries include Advantage IQ and Avista Energy. Avista Corp.'s stock is traded under the ticker symbol "AVA." For more information about Avista, please visit www.avistacorp.com .

Avista Corp. and the Avista Corp. logo are trademarks of Avista Corporation.

SOURCE Avista Corp.

media, Jessie Wuerst, +1-509-495-8578, or jessie.wuerst@avistacorp.com, or investors,
Jason Lang, +1-509-495-2930, or jason.lang@avistacorp.com, or Avista 24/7 Media
Access, +1-509-495-4174, all of Avista Corp.

http://www.avistacorp.com