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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001733998-21-000008
Filing Date
2021-05-05
Accepted
2021-05-04 19:14:19
Documents
18
Period of Report
2021-05-05
Items
Item 2.02: Results of Operations and Financial Condition
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K nwn-20210505.htm   iXBRL 8-K 67385
2 EX-99.1 a2021q1ex991pressreleasedo.htm EX-99.1 263045
8 nwn-20210505_g1.jpg GRAPHIC 57055
9 nwn-20210505_g2.jpg GRAPHIC 38736
10 nwnholdingslogohza261.jpg GRAPHIC 64564
  Complete submission text file 0001733998-21-000008.txt   882773

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nwn-20210505.xsd EX-101.SCH 3205
4 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT nwn-20210505_cal.xml EX-101.CAL 804
5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT nwn-20210505_def.xml EX-101.DEF 16611
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nwn-20210505_lab.xml EX-101.LAB 32059
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nwn-20210505_pre.xml EX-101.PRE 16871
11 EXTRACTED XBRL INSTANCE DOCUMENT nwn-20210505_htm.xml XML 20359
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.: 21890502
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.: 21890501
SIC: 4924 Natural Gas Distribution