Item 8.01 Other Events.

On September 15, 2009, Avista Corporation (Avista Corp.) entered into an underwriting agreement covering the issue and sale by Avista Corp. of $250.0 million of 5.125 percent First Mortgage Bonds due in 2022 under a registration statement (No. 333-139239) previously filed with the Securities and Exchange Commission (SEC). Avista Corp. filed a prospectus supplement with the SEC in connection with this issuance of First Mortgage Bonds.

This Current Report on Form 8-K is being filed for the purpose of filing exhibits to the registration statement and related prospectus supplement for the issuance of First Mortgage Bonds. All such exhibits are hereby incorporated by reference into the registration statement and related prospectus supplement by reference.

This Current Report on Form 8-K does not constitute an offer to sell or a solicitation of an offer to buy the securities described herein, and there shall not be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction. The sale of securities is being made only by means of a prospectus and related prospectus supplement.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

1.1 Underwriting Agreement, dated September 15, 2009, between Avista Corporation and UBS Securities LLC and J.P. Morgan Securities Inc., As Representatives of several Underwriters

4.1 Forty-Sixth Supplemental Indenture, dated as of September 1, 2009

12 Computation of ratio of earnings to fixed charges

---