SPOKANE, Wash.--(BUSINESS WIRE)--Jan. 11, 2007--Avista Corp. (NYSE:AVA) will hold its quarterly conference call and webcast to discuss fourth quarter 2006 results on Wednesday, Feb. 14, 2007, at 10:30 a.m. Eastern Time (7:30 a.m. Pacific Time). A news release with fourth quarter 2006 earnings information will be issued at 7:05 a.m. Eastern Time (4:05 a.m. Pacific Time) on Feb. 14, 2007.

This call is being webcast by Thomson/CCBN and can be accessed at Avista's web site at www.avistacorp.com, or you may listen to the call by dialing 888.396.2369 in the United States, Passcode 20488617.

A replay of the call will be available beginning 12:30 p.m. Eastern Time (9:30 a.m. Pacific Time) on Feb. 14, 2007, until Feb. 21, 2007, by calling 888-286-8010, Passcode 53968216. The webcast will be archived for one year on the Avista Corp. website at www.avistacorp.com.

The webcast is also being distributed over Thomson/CCBN's Investor Distribution Network to both institutional and individual investors. Individual investors can listen to the call through Thomson/CCBN's individual investor center at www.fulldisclosure.com or by visiting any of the investor sites in Thomson/CCBN's Individual Investor Network. Institutional investors can access the call via Thomson/CCBN's password-protected event management site, StreetEvents (www.streetevents.com).

Avista Corp. is an energy company involved in the generation, transmission and distribution of energy as well as other energy-related businesses. Avista Utilities is a regulated company operating division that provides service to 341,000 electric and 298,000 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.

CONTACT: Avista Corp.
Jessie Wuerst, Communications Manager, 509-495-8578
jessie.wuerst@avistacorp.com


SOURCE: Avista Corp.