National Fuel Gas Supply Corporation
Fourth Revised Volume No. 1
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Effective Date: 04/01/2007, Docket: RP06-393-004, Status: Effective
First Revised Sheet No. 329 First Revised Sheet No. 329 : Effective
Superseding: Original Sheet No. 329
GENERAL TERMS AND CONDITIONS
1. DEFINITION OF TERMS (Cont'd.)
1.9 The term "Mcf" shall mean 1,000 cubic feet of gas.
1.10 The term "British thermal unit" or "Btu" shall mean the amount of
heat required to raise the temperature of one pound of water 1
degree Fahrenheit at 60 degrees Fahrenheit.
1.11 The term "Dekatherm" or "Dth" shall mean the quantity of heat
energy which is equal to 1,000,000 Btu's.
1.12 The term "heating value", when applied to a cubic foot of gas,
means the number of British thermal units produced by the complete
combustion with air, at a constant pressure, of one anhydrous (dry)
cubic foot of gas at an absolute pressure of 14.73 pounds per
square inch and at a temperature of 60 degrees Fahrenheit, when the
products of combustion are cooled to the initial temperature of the
gas and air, and when water formed by combustion is condensed to a
1.13 The term "quantity of gas" shall mean a number of units of gas
expressed in dekatherms, unless otherwise specified.
1.14 The term "volume" shall mean the number of units of gas expressed
in cubic feet, unless otherwise specified.
1.15 The term "transportation" shall include transportation by forward
haul, back haul, displacement or exchange, and shall also include
storage, unless otherwise specified.
1.16 Reserved for future use.
1.17 The term "Hub Point" shall mean any receipt or delivery point
listed in this Section 1.17. Hub Points are "corresponding" Hub
Points if they are at the same location and involve Transporter and
no more than one other connecting pipeline company.