Western Gas Interstate Company

Third Revised Volume No. 1

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

Revised Original Sheet No. 251 Revised Original Sheet No. 251 : Superseded








1.9 Division - The term "Division" shall mean Western's

Northern Division, Southern Division or Del Norte Division

as defined in this Tariff.


1.10 Force Majeure - The term "Force Majeure" shall mean any of

the events or conditions described in Section 14 of the

General Terms and Conditions.


1.11 Heat Content - The term "Heat Content" shall mean the

number of BTUs produced by the combustion in a calorimeter

at constant pressure, of the amount of gas which would

occupy one cubic foot at an absolute pressure of 14.73

pounds per square inch and 60 degrees Fahrenheit, on a dry

basis, with air of the same temperature and pressure as the

gas, when the products of combustion are cooled to the

initial temperature of the gas and air and when the water

formed by combustion is condensed to the liquid state.


1.12 MCF - The term "MCF" shall mean 1000 cubic feet at a

pressure of 14.73 psia and a temperature of 60 degrees

Fahrenheit (degrees F).


1.13 MDCQ - The Term "MDCQ" shall mean the maximum daily

contract quantity that Buyer is entitled to purchase under

any of Western's Sales Rate Schedules.


1.14 MDTQ - The term "MDTQ" shall mean the maximum daily

transportation quantity that Shipper is entitled to receive

under any of Western's Transportation Rate Schedules.


1.15 MDQ - The term "MDQ" shall mean the maximum daily quantity,

measured in MMBTU's, at any Receipt Point or Delivery Point

that Western is obligated to receive or deliver, and that

Shipper and/or Buyer may request for delivery to Western or

receipt from Western.


1.16 MMBTU - The term "MMBTU" shall mean the quantity of heat

energy which is 1,000,000 BTUs.