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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Q52myJ6Cv3wXj6Vzj4JJXSGnwPMKxuhhc6vE/QXVskC+siL03XtFAd8BWp8MUbaM
 ZEp7SmxbuLNC/rFjDjMOwA==

<SEC-DOCUMENT>9999999997-10-008196.txt : 20100406
<SEC-HEADER>9999999997-10-008196.hdr.sgml : 20100406
<ACCEPTANCE-DATETIME>20100406094138
<PAPER>
ACCESSION NUMBER:		9999999997-10-008196
CONFORMED SUBMISSION TYPE:	ARS
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20091231
FILED AS OF DATE:		20100331
DATE AS OF CHANGE:		20100406
EFFECTIVENESS DATE:		20100331

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AVISTA CORP
		CENTRAL INDEX KEY:			0000104918
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				910462470
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		ARS
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03701
		FILM NUMBER:		10011281

	BUSINESS ADDRESS:	
		STREET 1:		1411 E MISSION AVE
		CITY:			SPOKANE
		STATE:			WA
		ZIP:			99202
		BUSINESS PHONE:		5094890500

	MAIL ADDRESS:	
		STREET 1:		1411 EAST MISSION
		CITY:			SPOKANE
		STATE:			WA
		ZIP:			99202

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WASHINGTON WATER POWER CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
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<TYPE>ARS
<SEQUENCE>1
<FILENAME>9999999997-10-008196.paper
<DESCRIPTION>AUTO-GENERATED PAPER DOCUMENT
<TEXT>
This document was generated as part of a paper submission.
Please reference the Document Control Number 10011281 for access to the original document.
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