Questar Pipeline Company

First Revised Volume No. 1

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Effective Date: 07/25/2005, Docket: RP05-401-000, Status: Effective

Fifth Revised Sheet No. 77 Fifth Revised Sheet No. 77 : Effective

Superseding: Fourth Revised Sheet No. 77





mine any imbalances. If shipper's gas is commingled with other gas at the

receipt or delivery points, the scheduling arrangements and Questar's records

shall include the method used for allocation of the total quantity at these



11.12 Arrangements Prior to Receipt and After Delivery. Questar shall

have no responsibility prior to its acceptance of natural gas at the receipt

points and after delivery at the delivery points. Shipper shall have

responsibility for all arrangements necessary for delivery of natural gas to

Questar at the receipt points for transportation and for all arrangements

necessary for receipt of natural gas for shipper at the delivery points, which

arrangements otherwise meet the provisions of these General Terms and



11.13 System Operation. Questar may take such action as reasonably

necessary to prevent damage to or material deterioration of its transmission

system and to maintain the operational integrity of the system.




12.1 General Provision. A shipper must monitor its receipts and

deliveries of gas and, if necessary, make adjustments to maintain a balance

between receipts and deliveries.


Questar will monitor receipts and deliveries through telemetered,

electronic measurement equipment at major receipt and delivery points on its

transmission system. Questar will compare systemwide aggregated receipt-to-

delivery nominations and monitor its system pressures and compressor station

operating parameters in conjunction with its allocated capacity at Clay Basin

to determine if its system is out of balance and adjustments are required to

receipts or deliveries. If the volume of gas received exceeds the amount

scheduled and the excess cannot prudently be injected into Clay Basin or

absorbed within system line pack, as determined by observing operating

parameters, particularly system pressures, Questar will restrict receipts

into the system. Conversely, if the volumes received are less than the

volumes scheduled, and the