Williams Natural Gas Company

Second Revised Volume No. 1

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

Original Sheet No. 238 Original Sheet No. 238 : Superseded

GENERAL TERMS AND CONDITIONS

9. SCHEDULING, CURTAILMENT AND IMBALANCES (Cont'd)

(B) Deliveries in excess of receipts shall be sold by

WNG to the Shipper at the following prices:

Percent by which deliveries

exceed receipts Sales Price

Up to 10% or 1,000 Dth N/A

ò10% but less than 15% 1.3 x spot price

ò15% but less than 20% 1.4 x spot price

ò20% 1.5 x spot price

During each twelve month period beginning on the

effective date of this Article 9, WNG shall refund any

net revenue (sales revenue less purchase cost) received

from operation of this paragraph (c)(ii) to all

shippers on a pro-rata basis based on quantity

delivered under rate schedules applicable to this

Article 9.7 to each Shipper during such twelve month

period. If WNG incurs a net cost during such twelve

month period, the amount will be deferred and offset

against revenue received in the next twelve month

period. Carrying costs shall be calculated on the net

balance each month utilizing the rate set forth in

Section 154.67 of the Commission's regulations.

(d) In the event a monthly imbalance exceeding the tolerance set

forth above results directly from (1) compliance with an

operational flow order issued by WNG pursuant to Article 10,

or (2) inaccurate information provided by WNG, such Shipper

shall be allowed an additional month to resolve such

imbalances.

(e) In the event actual or expected imbalances threaten the

integrity of its system, WNG may take whatever actions it

deems necessary to protect such system integrity, including,

but not limited to, adjusting or rejecting Shipper

nominations.