Portland General Electric Company

Original Volume No. 1

Effective Date: 12/03/2003, Docket: RP04- 48-000, Status: Effective

Original Sheet No. 31 Original Sheet No. 31 : Effective

GENERAL TERMS AND CONDITIONS

(Continued)

3. QUALITY

3.1 Gas Quality at Receipt Point. All Gas delivered by Shipper to

Transporter shall conform to the applicable specifications in this

Section 3.1.

All Gas delivered by Shipper to Transporter at Receipt Point

shall conform to the following specifications:

(1) Hydrocarbon Liquids and Liquefiables: The hydrocarbon

dew point of the gas delivered shall not exceed fifteen

degrees Fahrenheit at any pressure between 100 psia and

1,000 psia as calculated from the gas composition and shall

be free from hydrocarbons in the liquid state.

(2) Hydrogen Sulfide and Total Sulfur: The gas shall

contain not more than one quarter grain of hydrogen sulfide

per one hundred cubic feet and not more than twenty grains

total sulfur per one hundred cubic feet.

(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

of dust, gums, dirt, impurities and other solid matter.

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

gas deliverable hereunder shall not be less than 985 Btu.