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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001193125-12-330323
Filing Date
2012-08-02
Accepted
2012-08-02 07:48:00
Documents
10
Period of Report
2012-06-30

Document Format Files

Seq Description Document Type Size
1 10-Q d389332d10q.htm 10-Q 215183
2 EX-31.A d389332dex31a.htm EX-31.A 9659
3 EX-31.B d389332dex31b.htm EX-31.B 9669
4 EX-32.A d389332dex32a.htm EX-32.A 3912
  Complete submission text file 0001193125-12-330323.txt   1596107

Data Files

Seq Description Document Type Size
5 XBRL INSTANCE DOCUMENT npgp-20120630.xml EX-101.INS 110077
6 XBRL TAXONOMY EXTENSION SCHEMA npgp-20120630.xsd EX-101.SCH 17673
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE npgp-20120630_cal.xml EX-101.CAL 51310
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE npgp-20120630_def.xml EX-101.DEF 45051
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE npgp-20120630_lab.xml EX-101.LAB 199496
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE npgp-20120630_pre.xml EX-101.PRE 143280
Mailing Address 295 CHIPETA WAY SALT LAKE CITY UT 84108
Business Address 295 CHIPETA WAY SALT LAKE CITY UT 84108 801-583-8800
NORTHWEST PIPELINE GP (Filer) CIK: 0000110019 (see all company filings)

IRS No.: 261157701 | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-07414 | Film No.: 121001743
SIC: 4922 Natural Gas Transmission