Algonquin Gas Transmission, LLC

Fifth Revised Volume No. 1

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Effective Date: 11/30/2009, Docket: RP10-77-000, Status: Effective

Third Revised Sheet No. 519 Third Revised Sheet No. 519

Superseding: Second Revised Sheet No. 519

 

GENERAL TERMS AND CONDITIONS

(continued)

 

4. QUALITY OF GAS

 

4.1 Composition of Gas. The gas received by Algonquin for Customer's account, or delivered

by Algonquin to Customer, shall be a combustible gas consisting wholly of, or a mixture

of:

 

(a) Natural gas of the quality and composition produced in its natural state except

that Algonquin may extract or permit the extraction of any of the constituents

thereof except methane.

 

(b) Gas generated by vaporization of liquefied natural gas (LNG).

 

(c) Manufactured, reformed, synthesized, or mixed gas consisting essentially of

hydrocarbons of the quality and character produced by nature in the petroleum,

oil, and gas fields with physical properties such that when such gas is commingled

with natural gas, the two become indistinguishable.

 

4.2 Heating Value and Wobbe Number. Gas received by Algonquin for Customer's account at

each Point of Receipt, or delivered by Algonquin to Customer at the Point(s) of Delivery

shall have a Total Heating Value of at least 967 Btu and not greater than 1,110 Btu per

Cubic Foot of gas volume. The gas shall have a Wobbe Number of not less than 1314 nor

greater than 1400 (calculated using Total Heating Value (THV)), dry, under standard

conditions at 14.73 psia at 60 degrees Fahrenheit based on the following mathematical

definition and in accordance with Section 5 of these GT&C:

 

THV / Sqrt SGgas

 

Where:

THV = Total Heating Value (Btu/standard Cubic Foot)

SGgas = Specific Gravity

Sqrt = Square Root of

 

4.3 Objectionable Properties. The gas received and delivered hereunder:

 

(a) Shall be commercially free from dust, gum, gum-forming constituents, and free

liquids under continuous gas flow conditions at the pressure and temperature

conditions in Algonquin's pipeline at a point approximately fifty feet in advance

of the interconnection into Algonquin's system that is serving as the Point of

Receipt and the meter inlet header located at or near any Point of Delivery;