Western Gas Interstate Company

Fourth Revised Volume No. 1

Effective Date: 07/01/1998, Docket: MT98- 12-000, Status: Effective

First Revised Sheet No. 241 First Revised Sheet No. 241 : Effective

Superseding: Original Sheet No. 241

GENERAL TERMS AND CONDITIONS

(continued)

21.2 Procedures Regarding Complaints:

(a) All complaints to be addressed under this

procedure must be in writing and mailed to:

Transportation and Exchange Services

Western Gas Interstate Company

211 North Colorado

Midland, TX 79701-4696

The complaint must be specific to a

particular event(s), i.e., allocation of

capacity, pending requests, etc. If the

complaint is vague and does not address a

specific event(s), it will be returned to the

complainant and complainant will be asked to

provide further details.

(b) The receipt of the complaint will enter in

the complaint log:

1. Name of Complainant.

2. Date complaint received by Western.

3. Specific nature of complaint, i.e.,

allocation of capacity, pending

request, etc.

it to the appropriate party for further

review/resolution. Upon ascertaining of the

facts, Western will respond in writing to the

complainant. The response shall indicate the

validity of the complaint and what corrective

actions, if any, should be taken.

(d) The complaint log will then be updated to

reflect that the response has been issued.

21.3 Communication of Pricing and Capacity Information

Western will establish and shall maintain a

contemporaneous information method to comply with

the Order No. 497 requirement of contemporaneous

communication of certain information covered by

the Order to all "potential shippers" in the event

Western provides such information to a marketing

affiliate.