EDGAR Filing Documents for 0001193125-06-042551

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:

SEC Accession No. 0001193125-06-042551

Filing Date

2006-03-01

Accepted

2006-03-01 12:54:47

Documents

Period of Report

2005-12-31

Document Format Files

Seq	Description	Document	Type	Size
1	FORM 10-K	d10k.htm	10-K	1548714
2	STATEMENT RE COMPUTATION OF PER SHARE EARNINGS	dex11.htm	EX-11	16188
3	STATEMENT RE COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES	dex12.htm	EX-12	22156
4	CONSENT OF PRICEWATERHOUSECOOPERS LLP	dex23.htm	EX-23	1936
5	CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER	dex311.htm	EX-31.1	8772
6	CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER PURSUANT	dex312.htm	EX-31.2	8811
7	CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER	dex321.htm	EX-32.1	3915
8	GRAPHIC	g34889g85w21.jpg	GRAPHIC	8722
	Complete submission text file	0001193125-06-042551.txt		1623937

Mailing Address

Business Address 220 NW SECOND AVE PORTLAND OR 97209 5032264211

NORTHWEST NATURAL GAS CO (Filer) CIK: 0000073020 (see all company filings)