Kinder Morgan Interstate Gas Transmission LLC

Fourth Revised Volume No. 1-B

Effective Date: 06/17/2001, Docket: RP01-422-000, Status: Effective

First Revised Sheet No. 7 First Revised Sheet No. 7 : Effective

Superseding: Original Sheet No. 7

2.16 "Imbalance" means the difference between the Total Energy Content

in Dth of transportation gas received by the Transporter for the

Shipper's account and the Total Energy Content in Dth of

transportation gas delivered by the Transporter to the Shipper or

for the Shipper's account at the Shipper's Delivery Point, with

due regard given to Fuel Reimbursement Quantities, and other

deductions.

2.17 "Interruptible" means that Transporter has the right to stop, in

whole or in part, receipt, transportation, or delivery of natural

gas at any time. Transporter shall provide as much advance notice

as is practical to Shipper, except as may otherwise be

specifically provided for in this Tariff.

2.18 "Interruption" means suspension, either in total or in part, of

service due to the Transporter's inability to provide service to a

customer for any reason.

2.19 "Interactive Web Site" shall mean the Internet web site maintained

by Transporter for communication regarding transportation and

storage service in accordance with applicable Commission

regulations and GISB standards, as more fully described in Section

38 of these General Terms and Conditions.

2.20 "Lost and Unaccounted-For Gas" means the difference between the

sum of all input quantities of gas received into the Transporter's

system and the sum of all output quantities of gas delivered from

the Transporter's system, which difference shall exclude company-

used gas and shall include, but not be limited to, gas vented,

storage lost, and loss as a result of an event of force majeure.

2.21 "Dekatherm" ("Dth") is one million (1,000,000) British thermal

units.

2.22 "Month" is a period beginning at 9:00 a.m.(CT) on the first Day of

the calendar month and ending at the same time on the first Day of

the next month.

2.23 "Monthly Billing Period" is the calendar month.

2.24 "Operational Balancing Agreement" ("OBA") means a contract between

Transporter and the entity ("OBA Party") operating the facilities

at a point(s) of interconnection with Transporter's system which

describes the manner in which differences between actual flows and

nominated quantities will be resolved between Transporter and the

OBA Party.