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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0000073020-23-000002
Filing Date
2023-03-08
Accepted
2023-03-08 16:21:57
Documents
19
Period of Report
2023-03-08
Items
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K nwn-20230308.htm   iXBRL 8-K 43422
2 EX-5.(A) ex5acompanymtntakedownopin.htm EX-5.(A) 8421
3 EX-5.(B) ex5bmarchmtnoffering-nwnat.htm EX-5.(B) 8053
8 image_0a.jpg GRAPHIC 8825
9 image_1a.jpg GRAPHIC 2287
10 image_2a.jpg GRAPHIC 2180
11 nwn-20230308_g1.jpg GRAPHIC 38736
  Complete submission text file 0000073020-23-000002.txt   350555

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nwn-20230308.xsd EX-101.SCH 2939
5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT nwn-20230308_def.xml EX-101.DEF 15030
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nwn-20230308_lab.xml EX-101.LAB 29122
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nwn-20230308_pre.xml EX-101.PRE 15122
13 EXTRACTED XBRL INSTANCE DOCUMENT nwn-20230308_htm.xml XML 12765
Mailing Address 250 SW TAYLOR STREET PORTLAND OR 97204
Business Address 250 SW TAYLOR STREET PORTLAND OR 97204 5032264211
NORTHWEST NATURAL GAS CO (Filer) CIK: 0000073020 (see all company filings)

IRS No.: 930256722 | State of Incorp.: OR | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-15973 | Film No.: 23716397
SIC: 4924 Natural Gas Distribution