Northwest Pipeline Corporation G P

Fourth Revised Volume No. 1

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Effective Date: 02/21/2010, Docket: RP10-329-000, Status: Effective

First Revised Sheet No. 204C First Revised Sheet No. 204C

Superseding: Original Sheet No. 204C





3. QUALITY (Continued)


(3) Carbon Dioxide and Total Nonhydrocarbons: The gas shall

contain not more than two percent by volume of carbon dioxide

and shall contain not more than three percent by volume of

combined nonhydrocarbon gases including, but not limited to,

carbon dioxide, nitrogen and oxygen, except as otherwise

provided in Section 3.5.


(4) Dust, Gums, etc.: The gas shall be commercially free from

objectionable odors (excluding odorant added to natural gas for

safety reasons or to comply with federal and/or state

regulations), solid matter, dust, gums, and gum forming

constituents, or any other substance which interferes with the

intended purpose of merchantability of the gas, or causes

interference with the proper and safe operation of the lines,

meters, regulators, or other appliances through which it may



(5) Heating Value: The total gross heating value of the gas

deliverable hereunder shall not be less than 985 Btu.


(6) Oxygen: The gas shall not contain in excess of one-tenth

of one percent by volume of oxygen, and the parties agree to

exercise every reasonable effort to keep the gas completely

free of oxygen.


(7) Temperature: The temperature of the gas at the point of

delivery shall not be less than forty (40) degrees Fahrenheit,

and not exceed one hundred twenty degrees (120) Fahrenheit.


(8) Water: The gas delivered shall be free from liquid water

and shall not contain more than seven pounds of water in vapor

phase per million cubic feet.


(9) Mercury: The gas shall be free from any detectable