Western Gas Interstate Company

Fourth Revised Volume No. 1

Effective Date: 06/01/1997, Docket: RP97-160-001, Status: Effective

First Revised Sheet No. 206 First Revised Sheet No. 206 : Effective

Superseding: ORIGINAL SHEET NO. 206

GENERAL TERMS AND CONDITIONS

(continued)

(g) The Dth delivered shall be calculated

by multiplying the Mcf Delivered by a

fraction the numerator of which is the Heat

Content and the denominator of which is

1,000.

3.3 Each test provided in this section shall be used

in the computation for the measurement of receipts

and deliveries until the next succeeding test.

3.4 The cutoff for the closing of measurement is 5

business days after the business month.

4. MEASUREMENT EQUIPMENT:

4.1 Installation and Operation by Western - Western shall

install, maintain and operate, at its own expense, at

or near each Delivery Point and Receipt Point, a

measuring station properly equipped with meters and

other necessary equipment by which the quantity of gas

delivered to Western or to Buyer or Shipper, as the

case may be, shall be measured. The quantity of gas

received or delivered hereunder shall be measured in

accordance with Section 3.2 and with the published

recommendations of the American Gas Association as

amended or superseded from time to time. Where Buyer

and Western so agree, Buyer, at the request of Western,

will change the charts on the meters at the Receipt

Point(s) and Delivery Point(s) daily or so frequently

as requested and send them promptly by mail to Western

without charges or cost to Western.

4.2 Calibration, Test of and Access to Meters - Buyer

or Shipper shall have the right to have

representatives present at the time of any

installing, cleaning, changing, repairing,

inspecting, testing, calibrating or adjusting done

in connection with Western's measuring equipment

used in the measurement of receipts or deliveries

of gas. The accuracy of Western's measuring

equipment may be verified by Western at reasonable

intervals but not more frequently than once in any

thirty (30) day period. In the event either party

shall notify the other that it desires a special

test of Western's measuring equipment or Buyer or

Shipper's check measuring equipment, as the case