Westgas Interstate, Inc.

First Revised Volume No. 1

Effective Date: 11/02/1998, Docket: RP99- 87-000, Status: Effective

Second Revised Sheet No. 46 Second Revised Sheet No. 46 : Effective

Superseding: Substitute First Revised Sheet No. 46

GENERAL TERMS AND CONDITIONS

(Continued)

6.6 TEMPERATURE. The gas shall be delivered at a

temperature not in excess of 120§ Fahrenheit or less than

20 Fahrenheit.

6.7 INERT SUBSTANCES. The gas shall not contain inert

substances of more than three percent by volume.

6.8 WATER VAPOR. The gas shall not contain water vapor in

excess of five (5) pounds per million cubic feet.

6.9 LIQUIDS. The gas shall not contain any hydrocarbon

fractions which might condense to free liquids in the line

under normal pipeline conditions.

6.10 SHIPPER'S FAILURE TO MEET SPECIFICATIONS. Should any

gas tendered for receipt by Transporter fail at any time

to conform to any of the specifications of this 6,

Transporter shall notify Shipper and Transporter may, with

or without notice, suspend all or a portion of the receipt

of any such gas until such time as Shipper demonstrates to

Transporter's satisfaction that the gas meets the quality

specification; provided, however, such suspension by

Transporter shall not relieve Shipper of any of its

obligations under this tariff. Transporter may elect to

accept receipt of any off-specification gas.

6.11 QUALITY OF TRANSPORTER'S DELIVERIES. Transporter

shall deliver to Shipper or for Shipper's account gas that

is of merchantable quality.

6.12 COMMINGLING. Gas received from Shipper will be

commingled with the gas of other shippers in the system.

Accordingly, the gas of Shipper shall be subject to such

changes in gross heating value per cubic foot and other

specifications as may result from such commingling.

7. SCHEDULING OF GAS RECEIPTS AND DELIVERIES

7.1 Shipper shall notify Transporter's dispatcher of

specific sources and receipt points pursuant to section 3

of the General Terms and Conditions of this tariff.

7.2 Receiver of nomination initiates confirmation process.

The party that would receive a Request For Confirmation or

an unsolicited Confirmation Response may waive the

obligation of sender to send.