Williams Natural Gas Company

Second Revised Volume No. 1

Effective Date: 10/01/1993, Docket: RS92- 12-003, Status: Effective

Original Sheet No. 220 Original Sheet No. 220 : Superseded

GENERAL TERMS AND CONDITIONS

8. OPERATING CONDITIONS FOR TRANSPORTATION SERVICE (Cont'd)

8.3 Commingling

The gas delivered by Shipper to WNG shall be under WNG's control

and possession while such gas is in WNG's facilities until

redelivery by WNG to Shipper and from the time when gas is

received by WNG into its facilities, WNG shall commingle such gas

with other gas owned by others. WNG's only obligation hereunder

shall be to redeliver to Shipper or on behalf of Shipper at the

scheduled delivery points a quantity of gas containing the total

thermal equivalent of the quantity of gas received by WNG for

Shipper's account, less any appropriate reductions for fuel and

loss. In the event the natural gas tendered by Shipper to WNG at

the receipt point(s), or delivered by WNG to Shipper (or for

Shipper's account) at the delivery point(s), is commingled with

other natural gas at the time of measurement, the determination

of deliveries applicable to Shipper shall be made in accordance

with Article 5 of the General Terms and Conditions.

8.4 Odorization

WNG may receive odorized gas by mutual agreement but shall not be

obligated to odorize gas or to receive odorized gas in

circumstances where the receipt of such gas may adversely affect

the end use of such gas.