Williston Basin Interstate Pipeline Co.

Second Revised Volume No. 1

Effective Date: 06/01/1997, Docket: RP97-352-000, Status: Effective

Third Revised Sheet No. 178 Third Revised Sheet No. 178 : Effective

Superseding: Second Revised Sheet No. 178

GENERAL TERMS AND CONDITIONS (Continued)

1. DEFINITION OF TERMS (Continued)

1.28 The term "Maximum Storage Injection Quantity (MSIQ)" means the

maximum firm quantity of natural gas in equivalent dkt, as

specified in Exhibit A to a Service Agreement, which Transporter

shall inject into storage on any day for Shipper.

1.29 The term "Mcf" means 1,000 cubic feet of gas.

1.30 The term "month" means the period beginning at 9 a.m. Central

Clock Time on the first day of the calendar month and ending at 9

a.m. Central Clock Time on the first day of the next succeeding

calendar month.

1.31 The terms "natural gas" or "gas" means natural gas unmixed or any

mixture of natural and artificial gas.

1.32 The term "Party" means either Shipper or Transporter.

1.33 The term "point(s) of delivery" means the point(s) set forth in

the Service Agreement where Transporter delivers gas for the

account of Shipper after gathering, storage, and/or trans-

portation.

1.34 The term "point(s) of receipt" means the point(s) set forth in the

Service Agreement where gas is tendered to and received by

Transporter for the account of Shipper prior to gathering,

storage, and/or transportation.

1.35 The term "psia" means pounds per square inch absolute.

1.36 The term "psig" means pounds per square inch gauge.

1.37 The term "quantity of gas" means the number of units of gas energy

expressed in dkt's, unless otherwise specified.

1.38 The term "receipt quantities" means all quantities of gas tendered

to Transporter at the point(s) of receipt for the account of

Shipper.

1.39 The term "Service Agreement" means an executed Service Agreement

subject to this Tariff.