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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001733998-23-000016
Filing Date
2023-05-04
Accepted
2023-05-04 13:29:06
Documents
89
Period of Report
2023-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q nwn-20230331.htm   iXBRL 10-Q 3020388
2 EX-31.1 ex3112023q1.htm EX-31.1 8175
3 EX-31.2 ex3122023q1.htm EX-31.2 8311
4 EX-31.3 ex3132023q1.htm EX-31.3 8181
5 EX-31.4 ex3142023q1.htm EX-31.4 8289
6 EX-32.1 ex3212023q1.htm EX-32.1 5785
7 EX-32.2 ex3222023q1.htm EX-32.2 5803
13 nwn-20230331_g1.jpg GRAPHIC 57055
14 nwn-20230331_g2.jpg GRAPHIC 38736
  Complete submission text file 0001733998-23-000016.txt   12998887

Data Files

Seq Description Document Type Size
8 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nwn-20230331.xsd EX-101.SCH 67110
9 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT nwn-20230331_cal.xml EX-101.CAL 104736
10 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT nwn-20230331_def.xml EX-101.DEF 529206
11 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nwn-20230331_lab.xml EX-101.LAB 790770
12 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nwn-20230331_pre.xml EX-101.PRE 596816
83 EXTRACTED XBRL INSTANCE DOCUMENT nwn-20230331_htm.xml XML 2686690
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: 10-Q | Act: 34 | File No.: 001-15973 | Film No.: 23887752
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: 10-Q | Act: 34 | File No.: 001-38681 | Film No.: 23887751
SIC: 4924 Natural Gas Distribution