Western Gas Interstate Company

Third Revised Volume No. 1

Effective Date: 06/01/1993, Docket: RS92- 53-003, Status: Effective

Revised Original Sheet No. 252 Revised Original Sheet No. 252 : Superseded

GENERAL TERMS AND CONDITIONS

(continued)

1.17 Nomination - The term "Nomination" shall mean any Buyer's

or Shipper's request for Western to schedule the receipt

and/or delivery of natural gas for the account of that

Buyer or Shipper. Each Nomination shall contain (a) the

Buyer's or Shipper's name, (b) the Buyer's or Shipper's

Service Agreement Number, (c) the telephone number and name

of Buyer's or Shipper's contact person, (d) the date the

Nomination is submitted, (e) the Meter Number, or name of

each Delivery Point to be used, (f) the quantity of gas

requested to be scheduled to be delivered by Western at

each Delivery Point, (g) the name and telephone number of

the operator immediately downstream of each Delivery Point,

(h) the signature of a person authorized to Nominate for

Buyer or Shipper; and additionally, in the case of

transportation quantities, (i) the name and meter number of

each Receipt Point to be used, (j) the quantity of gas

requested to be scheduled to be received by Western at each

Receipt Point, (k) a Receipt Point, Delivery Point

allocation of the gas to be received and delivered, (l) the

name and telephone number of the operator of the facilities

immediately upstream of each Receipt Point, (m) the Seller

of the gas to be received, and (n) if the gas is not for a

local distribution company's or interstate pipeline's

system supply, the ultimate end-user of the gas.

1.18 Operator - The term "Operator" shall mean the entity which

owns or controls the facilities connected to Western's

facilities at a given Receipt Point or Delivery Point and

which schedules and allocates the receipts from or

deliveries to that Delivery Point or Receipt Point.

1.19 Primary Receipt and Delivery Points - Those Receipt and

Delivery Points specified in Exhibits "A" and "B" of a

Shipper's transportation Service Agreement, which a Shipper

may change from time to time pursuant to Section 15.6(e) of

these General Terms and Conditions.

1.20 psia - The term "psia" shall mean pounds per square inch

absolute.

1.21 psig - The term "psig" shall means pounds per square inch

gauge.