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Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000073020-12-000009
Filing Date
2012-08-03
Accepted
2012-08-03 15:27:39
Documents
12
Period of Report
2012-08-03

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q form10q.htm 10-Q 1309914
2 EXHIBIT 12 FIXED CHARGES ex12.htm EX-12 69478
3 CEO CERTIFICATION ex31-1.htm EX-31.1 8912
4 CFO CERTIFICATION ex31-2.htm EX-31.2 8990
5 CEO AND CFO CERTIFICATION ex32-1.htm EX-32.1 7329
12 NWN IMAGE form10q-20090.jpg GRAPHIC 3209
  Complete submission text file 0000073020-12-000009.txt   6585109

Data Files

Seq Description Document Type Size
6 XBRL INSTANCE nwn-20120630.xml EX-101.INS 1060721
7 XBRL SCHEMA nwn-20120630.xsd EX-101.SCH 48221
8 XBRL CALCULATIONS nwn-20120630_cal.xml EX-101.CAL 81921
9 XBRL DEFINITIONS nwn-20120630_def.xml EX-101.DEF 72030
10 XBRL LABELS nwn-20120630_lab.xml EX-101.LAB 319116
11 XBRL PRESENTATIONS nwn-20120630_pre.xml EX-101.PRE 260586
Mailing Address 220 NW SECOND AVENUE PORTLAND OR 97209
Business Address ONE PACIFIC SQUARE 220 NW SECOND AVE PORTLAND OR 97209 5032264211
NORTHWEST NATURAL GAS CO (Filer) CIK: 0000073020 (see all company filings)

IRS No.: 930256722 | State of Incorp.: OR | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-15973 | Film No.: 121006700
SIC: 4924 Natural Gas Distribution