Transwestern Pipeline Company

Second Revised Volume No. 1

Effective Date: 09/01/1997, Docket: RP97-434-000, Status: Effective

Original Sheet No. 37F Original Sheet No. 37F : Effective

RATE SCHEDULE PNR

Park 'N Ride Service

(continued)

9.2 In the event parked quantities remain in Seller's system and/or

ridden quantities have not been returned to Seller's system at

the expiration of any purchase order executed by Buyer and

Seller, Seller and Buyer shall mutually agree to an extended time

frame and/or modified terms of such purchase order. In the event

that Buyer and Seller are unable to come to such agreement,

Seller shall notify Buyer and Buyer shall remove the parked

quantities and/or return the ridden quantities within the time

frame specified in Seller's notice, which in no instance shall be

less than one (1) calendar day. Any parked quantity not removed

within the time frame specified by Seller's notice shall become

the property of Seller at no cost to Seller, free and clear of

any adverse claims. Any ridden quantities not returned within

the time frame specified by Seller's notice shall be sold to

Buyer at 150% of the "PNR Index Price", as defined below, for

the day on which Seller's notice was given.

A. The PNR Index Price for any given day shall equal the

daily price as reported in Gas Daily table entitled

"DAILY PRICE SURVEY" for delivery into Seller's mainline

system from the "Texas--West Waha, Permian" basin and/or

any other basin mutually agreed upon by Buyer and Seller.

(If a range of prices is given for any particular day,

the midpoint of such range shall represent the day's

price at a particular location.) If, for any reason, Gas

Daily ceases to be available for a particular day, the

PNR Index Price shall be calculated for the above

described locations using any other generally accepted

available industry publication chosen by Seller.

10. OTHER CONDITIONS OF SERVICE

10.1 Seller shall not be required to provide service under this Rate

Schedule in the event that all facilities needed to render the

requested service do not exist or are not in service at the time

the request is made or the time service is commenced.

11. GENERAL TERMS AND CONDITIONS

11.1 The "General Terms and Conditions of this Tariff" are hereby

incorporated into and made a part of this Rate Schedule.