Colorado Interstate Gas Company

First Revised Volume No. 1

Effective Date: 06/01/2010, Docket: RP10-689-000, Status: Effective

Tenth Revised Sheet No. 247 Tenth Revised Sheet No. 247

Superseding: Ninth Revised Sheet No. 247

GENERAL TERMS AND CONDITIONS

(Continued)

3.4 Failure to Meet Specifications. In the event that Gas Tendered

hereunder fails to meet the specifications in Section 3.1 and

Transporter has not agreed to accept gas pursuant to Sections 3.2 or

3.3, the measuring Party shall notify the other Party of such

failure. Transporter may refuse to accept such Gas. The Party

Tendering such Gas hereunder shall indemnify the receiving Party for

any injury, damage, loss, or liability caused by such Gas, except to

the extent Transporter knowingly and willingly accepts such Gas.

3.5 Specification of Gas Delivered or Received on the Valley Line and/or

through the Supporting Air Blending Operations.

(a) All Gas Delivered by Transporter on the Valley Line may be

blended with air and shall be at an input factor (heating value

divided by the square root of the specific gravity) of 1,200,

plus or minus 6.2 percent. However, should situations occur on

an hourly basis such that Transporter is unable to maintain the

input factor within the above-specified range, Shippers agree

to extend such ranges up to 1200 plus or minus 7.8 percent to

allow required quantities to be Delivered. Transporter will

endeavor to keep such occurrences to a minimum and to return