Centerpoint Energy Gas Transmission Company

Sixth Revised Volume No. 1

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Effective Date: 08/27/2008, Docket: RP08-456-000, Status: Effective

First Revised Sheet No. 341 First Revised Sheet No. 341

Superseding: Original Sheet No. 341







4.1 General. Shipper agrees that the Gas tendered for transport

hereunder shall meet the specifications set forth in this section.

Transporter may reject Gas tendered or delivered by Shipper that

fails to conform to the quality specifications provided in this

Tariff or which, in its reasonable judgment, may cause harm to its

facilities or diminish the quality of Gas in its system.

Transporter may under all circumstances subject, or permit the

subjection of, the Gas to compression, cooling, cleaning, products

extraction and other processes.


4.2 Total Heating Value. Gas delivered by Shipper hereunder shall

have a heating value of at least 975 Btu per cubic foot. In the

event that the heating value of the Gas per cubic foot is below

975 Btu, Transporter has the option (a) to refuse to accept said

Gas so long as said heating value remains below 975 Btu per cubic

foot, or (b) to continue to accept delivery of said Gas. The

maximum Btu content of Gas delivered by Shipper shall not exceed

1100 Btu per cubic foot.


4.3 Objectionable Matter. Shipper agrees that the Gas tendered for

transport hereunder:


(a) shall be commercially free from objectionable odors, dust,

impurities, or other solid, gaseous or liquid matter

(including, without limitation, any free water) which might

interfere with its merchantability or cause injury to or

interference with proper operation of the lines, regulators,

meters or other appliances through which it flows;


(b) shall contain less than one fourth (1/4) grain of hydrogen

sulfide per hundred cubic feet of Gas volume;


(c) shall not contain more than five (5) grains in total of

sulphur compounds per hundred cubic feet of Gas volume;