West Texas Gas, Inc.

First Revised Volume No. 1

Effective Date: 05/01/1998, Docket: RP98- 25-005, Status: Effective

Substitute Second Revised Sheet No. 5 Substitute Second Revised Sheet No. 5 : Effective

Superseding: Substitute First Revised Sheet No. 5

RATE SCHEDULE FS-1

FIRM SALES SERVICE

1. Availability: This rate schedule is available to any Buyer for the

purchase from West Texas Gas, Inc. (herein called "Seller") of natural

gas delivered from Seller's Bivins-Clayton transmission facilities

(also referred to as the "Dalhart System") when Buyer and Seller have

executed a service agreement for service under this rate schedule.

2. Applicability: This rate schedule shall apply to all natural

gas delivered by Seller to Buyer from Seller's Bivins-Clayton

transmission facilities, except such natural gas as Buyer may

purchase from Seller under Rate Schedule IS-1.

Deliveries of gas hereunder up to the maximum daily obligation

Seller is obligated to deliver to Buyer under the service

agreement shall be firm gas and shall not be subject to

curtailment or interruption except as provided in Sections 10

and 11 of the General Terms and Conditions.

3. Rate: The rate for volumes delivered under rate schedule FS-1 shall

be the applicable "Total Rate" as shown on Sheet No. 4 of Seller's FERC

Gas Tariff, First Revised Volume No. 1.

4. Minimum Bill: None.

5. Unit of Measurement: See Section 3 of the General Terms and Conditions.

6. Heat Content: The heat content of the gas delivered hereunder shall

not be less than 963 BTU per cubic foot nor more than 1,033 BTU per

cubic foot.

7. General Terms and Conditions: The General Terms and Conditions are

applicable to this rate schedule and are hereby made a part hereof.