Northwest Pipeline Corporation G P

Fourth Revised Volume No. 1

Effective Date: 01/31/2008, Docket: RP08-130-000, Status: Effective

Original Sheet No. 275-A Original Sheet No. 275-A : Effective

GENERAL TERMS AND CONDITIONS (Continued)

25. AVAILABLE CAPACITY (Continued)

25.2 Posting (Continued)

(e) Available Capacity. All available capacity, and pre-

arranged capacity pursuant to Section 25.2(d), will be posted to

Transporter's Designated Site. Transporter may post available

capacity for more than one bid period during the posting periods

described above, provided that prior bids are submitted at less

than Transporter's reserve rate (if applicable) or Transporter's

maximum rate or prior bids contain unacceptable contingencies.

Each posting will set forth the following, if applicable:

1. Available mainline capacity;

2. Receipt point(s), delivery point(s) and associated

mainline capacity;

3. Volume of vaporization or withdrawal rights and storage

capacity rights;

4. Date capacity is available;

5. Date capacity is committed to an expansion project or

pre-arranged transaction;

6. Bid open and close dates;

7. Term and reservation rate to be paid by pre-arranged

Shipper and all other terms of the pre-arranged transaction;

and

8. Special conditions, including bid evaluation criteria.