Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

Effective Date: 05/01/2001, Docket: RP01-314-001, Status: Effective

Substitute Original Sheet No. 161 Substitute Original Sheet No. 161 : Superseded

RATE SCHEDULE PAL-1

PARK AND LOAN SERVICE (continued)

2. APPLICABILITY AND CHARACTER OF SERVICE

Parking service shall refer to the short-term holding by Transporter of

natural gas provided by Shipper; lending service shall refer to the

short-term loaning by Transporter of natural gas to Shipper.

The duration of the service under this Rate Schedule shall be not less

than (1) day and shall not continue beyond the end of a calendar month

in which the service was initiated (hereinafter referred to as the

"holding period").

2.1 Service hereunder is interruptible, and subject to interruption

at any time. Service under this Rate Schedule will be performed when

Transporter has capacity available to provide such service without

detriment or disadvantage to Transporter's firm and/or interruptible

services pursuant to Section 9 of the General Terms and Conditions

contained in Transporter's Tariff.

2.2 Service hereunder shall consist of:

2.2.1 Parking Service - The receipt by Transporter of a

quantity of natural gas for parking for Shipper's account at a

designated PAL point(s), the holding of such parked quantity by

Transporter for the account of Shipper at the designated PAL

point(s), and the subsequent delivery of such parked quantity to

Shipper at the same PAL point(s).

2.2.2 Loan Service - The delivery by Transporter of a quantity

of natural gas loaned for Shipper's account at a designated PAL

point(s), and the Shipper's return of the loaned quantity to

Transporter at the same PAL point(s) where Shipper received such

loaned quantity.

2.3 Clearing Parked/Loaned Quantities:

2.3.1 Transporter shall not deliver and/or receive at any PAL

point(s) a quantity of gas in excess of the parked/loaned

quantity of gas held for Shipper's account at such PAL point(s).

2.3.2 Shipper shall be required to reduce to zero each parked

and/or loaned quantity of gas at each PAL point(s) within the

holding period applicable to such quantity of gas. Such holding

period may be extended upon mutual agreement by both Shipper and

Transporter.