Arkansas Western Pipeline Company

First Revised Volume No. 1

Effective Date: 06/01/1997, Docket: RP97-187-005, Status: Effective

First Revised Sheet No. 10 First Revised Sheet No. 10 : Superseded

Superseding: Original Sheet No. 10

Agreement, shall not be used in the measurement of natural gas

for purposes of such Service Agreement.

3.6 The accuracy of all measuring equipment shall be verified by

Transporter at reasonable intervals, and, if requested, in the

presence of representatives of Shipper, but neither Transporter

nor Shipper shall be required to verify the accuracy of such

equipment more frequently than once in any thirty (30) day

period. If either Transporter or Shipper at any time desires a

special test of any measuring equipment, it will promptly

notify the other, and Transporter and Shipper shall then

cooperate to secure a prompt verification of the accuracy of

such equipment.

3.7 If, upon any test, any measuring equipment is found to be

inaccurate, such equipment shall be adjusted immediately to

measure accurately. If upon any test the measuring equipment in

the aggregate is found to be inaccurate by two percent (2%) or

more at a recording corresponding to the average hourly rate of

natural gas flow for the period since the last preceding test,

previous recordings of such equipment and any payments based

thereon shall be corrected at the rate of such inaccuracy for

any period which is known definitely or agreed upon, but in

case the period is not known definitely or agreed upon, such

correction shall be for a period of one-half of the time

elapsed since the date of the last test, not exceeding a

correction period of sixteen (16) days.

3.8 In the event any measuring equipment is out of service or out

of repair so that the quantity of natural gas received or

delivered through such meter cannot be ascertained or computed

from the readings thereof, the quantity of natural gas so

received or delivered during such period same is out of service

or out of repair shall be estimated and agreed upon by

Transporter and Shipper upon the basis of the best available

data, using the first of the following methods which is

feasible:

a. By using the registration of any check meter or meters

if installed and accurately registering, or in the

absence of "a.";