Westgas Interstate, Inc.

First Revised Volume No. 1

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Effective Date: 06/01/1997, Docket: RP97-163-001, Status: Effective

First Revised Sheet No. 32 First Revised Sheet No. 32 : Effective

Superseding: Original Sheet No. 32





1.24 "System" shall mean the pipeline and any compression

and related facilities owned by Transporter.


1.25 "Transporter" means WestGas InterState, Inc., a

corporation under the laws of the state of Colorado.


1.26 "Unaccounted-for gas" means that quantity of gas

which is the difference between the sum of all input

volumes of gas to the system and the sum of all output

volumes of gas from the system during a month, including,

but not be limited to, (a) gas vented (except that gas

as provided for in 8 of the General Terms and Conditions

and changes, if any, in line pack during that month) and

(b) gas lost as a result of an event of force majeure, the

ownership of which cannot be reasonably identified, but

shall not include fuel gas.


1.27 "Year" shall mean a period of 365 consecutive days or

366 consecutive days if such period includes February 29,

beginning January 1, unless otherwise specified.


1.28 "Render" means postmarked, time-stamped, and

delivered to the designated site.


1.29 "Gas Industry Standards Board" or "GISB" means that

accredited organization established to set standards for

certain natural gas industry business practices and



1.30 "GISB" Standards" means the standardized business

practice, procedures and criteria which have been adopted

and published by the Gas Industry Standards Board and

which have been adopted by reference by the FERC.


1.31 "Central Clock Time" or "CCT" means Central Standard

Time (CST) except for that period when daylight savings is

in effect. During this period, CCT means Central Daylight

Time (CDT). Unless otherwise stated, all times in this

tariff are Central Clock Time (CCT).


1.32 "Nomination" or "Nominate" means a request by a

Shipper for a prospective transportation transaction under

an executed service agreement and submitted to