<SEC-DOCUMENT>0000104918-17-000131-index.html : 20171102
<SEC-HEADER>0000104918-17-000131.hdr.sgml : 20171102
<ACCEPTANCE-DATETIME>20171101180221
ACCESSION NUMBER:		0000104918-17-000131
CONFORMED SUBMISSION TYPE:	424B3
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20171102
DATE AS OF CHANGE:		20171101

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:		424B3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-209714
		FILM NUMBER:		171170137

	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>
<DOCUMENT>
<TYPE>424B3
<SEQUENCE>1
<FILENAME>avistapopprosupp11-01x17.htm
<DESCRIPTION>424B3
<TEXT>
Document 1 - file: avistapopprosupp11-01x17.htm

</DOCUMENT>
</SEC-DOCUMENT>