Western Gas Interstate Company

Third Revised Volume No. 1

Effective Date: 06/01/1993, Docket: RS92- 53-003, Status: Effective

Revised Original Sheet No. 321 Revised Original Sheet No. 321 : Superseded

FORM OF SERVICE AGREEMENT

FOR RELEASED CAPACITY FIRM TRANSPORTATION SERVICE

(continued)

WHEREAS, in accordance with such Request and Award, such service will

be provided by Western for Replacement Shipper in accordance with the

terms hereof.

NOW THEREFORE, in consideration of the premises and of the mutual

covenants and agreements herein contained, the sufficiency of which

is hereby acknowledged, Western and Replacement Shipper do covenant

and agree as follows:

ARTICLE I

Quantity

1.1 The Maximum Daily Transportation Quantity (the "MDTQ") shall be

_________________ MMBTU per day, which shall be Replacement

Shipper's Reservation Charge billing determinant, as specified

in Section 12 of Western's Rate Schedule RCS. The MDTQ shall be

the largest daily quantity of gas Replacement Shipper may tender

for transportation in the aggregate to all Receipt Points as

specified on Exhibit A hereto, exclusive of Retention Quantities

if applicable, and receive at all Primary Delivery Points as

specified on Exhibit B hereto, and/or at all Alternate Delivery

Points as specified on Exhibit C hereto, on any Day.