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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001733998-21-000041
Filing Date
2021-12-20
Accepted
2021-12-17 18:45:01
Documents
15
Period of Report
2021-12-17
Items
Item 8.01: Other Events

Document Format Files

Seq Description Document Type Size
1 8-K nwn-20211217.htm   iXBRL 8-K 64290
6 nwn-20211217_g1.jpg GRAPHIC 57055
7 nwn-20211217_g2.jpg GRAPHIC 38736
  Complete submission text file 0001733998-21-000041.txt   503024

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nwn-20211217.xsd EX-101.SCH 2951
3 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT nwn-20211217_def.xml EX-101.DEF 16611
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nwn-20211217_lab.xml EX-101.LAB 32059
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nwn-20211217_pre.xml EX-101.PRE 16871
8 EXTRACTED XBRL INSTANCE DOCUMENT nwn-20211217_htm.xml XML 20661
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.: 211503129
SIC: 4924 Natural Gas Distribution

Mailing Address 250 SW TAYLOR STREET PORTLAND OR 97204
Business Address 250 SW TAYLOR STREET PORTLAND OR 97204 503-226-4211
Northwest Natural Holding Co (Filer) CIK: 0001733998 (see all company filings)

IRS No.: 824710680 | State of Incorp.: OR | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-38681 | Film No.: 211503128
SIC: 4924 Natural Gas Distribution