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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000073020-18-000008
Filing Date
2018-02-23
Accepted
2018-02-23 14:46:09
Documents
93
Period of Report
2017-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K form10-k2017.htm 10-K 3471858
2 logoform10qa34.jpg GRAPHIC 3209
3 EXHIBIT 10.P EXECUTIVE ANNUAL INCENTIVE PLAN ex-10px201710xk.htm EX-10.P 59505
4 EXHIBIT 10.S LONG TERM INCENTIVE PLAN ex-10sx201710xk.htm EX-10.S 43614
5 EXHIBIT 10.Y PERFORMANCE SHARE LONG TERM INCENTIVE AGREEMENT ex-10yx201710xk.htm EX-10.Y 72330
6 EXHIBIT 10.BB RESTRICTED STOCK UNIT AWARD AGREEMENT ex-10bbx201710xk.htm EX-10.BB 77957
7 EXHIBIT 10.QQ SPECIAL RENTION RESTRICTED STOCK UNIT AWARD AGREEMENT ex-10qqx201710xk.htm EX-10.QQ 45793
8 EXHIBIT 10.RR HIRE-ON BONUS AGREEMENT ex-10rrx201710xk.htm EX-10.RR 15115
9 EXHIBIT 10.SS CASH RETENTION BONUS AGREEMENT ex-10ssx201710xk.htm EX-10.SS 14248
10 EXHIBIT 12 RATIO OF EARNINGS TO FIXED CHARGES ex-12x201710xk.htm EX-12 50379
11 EXHIBIT 21 SUBSIDIARIES OF NW NATURAL GAS COMPANY ex-21x201710xk.htm EX-21 22900
12 EXHIBIT 23 CONSENT OF AUDITORS ex-23x201710xk.htm EX-23 2935
13 EXHIBIT 31.1 CEO CERTIFICATION ex-311x201710xk.htm EX-31.1 9024
14 EXHIBIT 31.2 CFO CERTIFICATION ex-312x201710xk.htm EX-31.2 9333
15 EXHIBIT 32.1 SOX CERTIFICATION ex-321x201710xk.htm EX-32.1 6411
22 companyperformancefactora01.jpg GRAPHIC 27542
23 eaipincentiveformulaa01.jpg GRAPHIC 30728
24 opscomponentformula.jpg GRAPHIC 16326
  Complete submission text file 0000073020-18-000008.txt   15938441

Data Files

Seq Description Document Type Size
16 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nwn-20171231_pre.xml EX-101.PRE 657065
17 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nwn-20171231.xsd EX-101.SCH 87558
18 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT nwn-20171231_def.xml EX-101.DEF 422387
19 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT nwn-20171231_cal.xml EX-101.CAL 81032
20 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nwn-20171231_lab.xml EX-101.LAB 1215879
21 XBRL INSTANCE DOCUMENT nwn-20171231.xml EX-101.INS 3845433
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: 1222
Type: 10-K | Act: 34 | File No.: 001-15973 | Film No.: 18635992
SIC: 4924 Natural Gas Distribution