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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000950123-11-017525
Filing Date
2011-02-24
Accepted
2011-02-24 08:30:38
Documents
4
Period of Report
2010-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K c62425e10vk.htm 10-K 428776
2 EX-31.A c62425exv31wa.htm EX-31.A 8082
3 EX-31.B c62425exv31wb.htm EX-31.B 8357
4 EX-32.A c62425exv32wa.htm EX-32.A 4211
  Complete submission text file 0000950123-11-017525.txt   450878
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-K | Act: 34 | File No.: 001-07414 | Film No.: 11634186
SIC: 4922 Natural Gas Transmission