SPOKANE, WA -- (Marketwired) -- 05/09/13 -- Avista Corp.'s (NYSE: AVA) board of directors has declared a quarterly dividend of $0.305 per share on the company's common stock. The common stock dividend is payable June 14, 2013, to shareholders of record at the close of business on May 23, 2013.

The declaration of dividends is at the sole discretion of the board of directors. The board considers the level of dividends on a regular basis, taking into account numerous factors, including financial results, business strategies, and economic and competitive conditions.

About Avista Corp.
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 our operating division that provides electric service to 362,000 customers and natural gas to 320,000 customers. Our service territory covers 30,000 square miles in eastern Washington, northern Idaho and parts of southern and eastern Oregon, with a population of 1.5 million. Avista's primary, non-utility subsidiary is Ecova. Our stock is traded under the ticker symbol "AVA." For more information about Avista, please visit www.avistacorp.com.

This news release contains forward-looking statements regarding the company's current expectations. Forward-looking statements are all statements other than historical facts. Such statements speak only as of the date of the news release and are subject to a variety of risks and uncertainties, many of which are beyond the company's control, which could cause actual results to differ materially from the expectations. These risks and uncertainties include, in addition to those discussed herein, all of the factors discussed in the company's Annual Report on Form 10-K for the year ended Dec. 31, 2012 and the Quarterly Report on Form 10-Q for the quarter ended March 31, 2013.

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Contact:
Avista 24/7 Media Line
(509) 495-4174

Media:
Jessie Wuerst
(509) 495-8578
jessie.wuerst@avistacorp.com

Investors:
Jason Lang
(509) 495-2930
jason.lang@avistacorp.com

Source: Avista