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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000950123-10-015826
Filing Date
2010-02-23
Accepted
2010-02-23 17:19:20
Documents
7
Period of Report
2009-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K c55980e10vk.htm 10-K 721696
2 EX-12 c55980exv12.htm EX-12 11196
3 EX-23 c55980exv23.htm EX-23 1221
4 EX-24 c55980exv24.htm EX-24 4997
5 EX-31.A c55980exv31wa.htm EX-31.A 8338
6 EX-31.B c55980exv31wb.htm EX-31.B 8081
7 EX-32.A c55980exv32wa.htm EX-32.A 4251
  Complete submission text file 0000950123-10-015826.txt   761232
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.: 10627416
SIC: 4922 Natural Gas Transmission