Take Notice that the Alberta Energy and Utilities Board (EUB/Board) will hold a public hearing of Application No. 1378400 at the offices of the Board, 640 – 5 Avenue SW, Calgary, Alberta, commencing on Wednesday, August 17, 2005, at the hour of 9:00 a.m. All interveners to this proceeding must be present at the commencement of the hearing to register their appearance.

Avenir Diversified Income Trust (Avenir) (formerly Val Vista Energy Ltd.) applied

• under section 48(1) of the Oil and Gas Conservation Act (the Act) for an order declaring Dynegy Canada Inc. as a common carrier of gas from a portion of the Taber Second White Specks B Pool, through a pipeline extending from Legal Subdivision 10 of Section 14, Township 9, Range 14, West of the 4th Meridian W4M to a location in Legal Subdivision 6 of Section 29, Township 9, Range 14, West of the 4th Meridian;

• under section 48(4)(a) of the Act for the EUB to designate the existing tie in points for the gas to be transported as the points at which the common carrier shall take delivery of the gas to be transported under the common carrier order;

• under section 55(1) of the Act for the EUB to set the transportation fee to be paid for the gas to be taken by the common carrier; and

• under section 56 of the Act for the above noted orders to be effective as of January 1, 2005.

To obtain additional information or a copy of the application, contact:

Carscallen Lockwood LLP

1500, 407 – 2 Street SW

Calgary Alberta T2P 2Y3

Attention: Catherine Crang

Telephone: (403) 298-8467

Fax: (403) 262-2952

For information about EUB procedures, contact:

Applications Branch, Resources Applications Group

Attention: K. Fisher

Telephone: (403) 297-8490

Fax: (403) 297-2474

E-mail: karine.fisher@gov.ab.ca

The Board has established the following filing deadlines for this hearing:

August 3, 2005 Final date for submissions by any parties having concerns respecting the application.

August 10, 2005 Final date for any response from the applicant to the submissions filed by concerned parties.

Send two copies of your submission to the applicant at the name and address above, and twelve complete paper copies and one electronic copy on CD in pdf format to:

K. Fisher, Regulatory Specialist

Applications Branch, Resources Applications Group

Alberta Energy and Utilities Board

640 - 5th Avenue SW

Calgary, Alberta T2P 3G4

Any submission filed shall contain the following:

(a) a concise statement indicating

(i) the manner in which the intervener's rights may be directly and adversely affected by a decision of the Board on the proceeding,

(ii) the nature and scope of the intervener's intended participation,

(iii) the disposition of the proceeding that the intervener advocates, if any,

(iv) the facts the intervener proposes to show in evidence,

(v) the reasons why the intervener believes the Board should decide in the manner that the intervener advocates, and

(vi) the intervener's efforts, if any, to resolve issues associated with the proceeding directly with the applicant;

(b) the name, address in Alberta, telephone number, fax number and, if available, e-mail address of the intervener;

(c) if the intervener is represented by a representative, the name, address in Alberta, telephone number, fax number and, if available, e-mail address of the representative;

(d) if the intervener is an unincorporated organization, the nature of the intervener's membership.

If you have an interest in this matter, you are required to make a submission with respect to this application even if you have previously filed a submission with the Board or with the applicant on this application.

If there are no submissions received, this hearing may be cancelled and the EUB will continue to process the application without further notice or without a hearing.

In accordance with Section 38 of the Alberta Energy and Utilities Board Rules of Practice, witnesses must give evidence under oath or affirmation. In accordance with Section 12 of the Alberta Energy and Utilities Board Rules of Practice, all documents filed in respect of this proceeding must be placed on the public record unless otherwise ordered by the Board.

Submissions relating exclusively to compensation for land usage are not dealt with by the EUB but may be referred to the Alberta Surface Rights Board.

Issued at Calgary, Alberta, on July 4, 2005.

ALBERTA ENERGY AND UTILITIES BOARD

Douglas A. Larder, General Counsel