CALGARY, ALBERTA -- (Marketwire) -- 10/14/09 -- Penn West Energy Trust (TSX: PWT.UN) (NYSE: PWE) will hold an Investor Day on Wednesday, October 21, 2009 in Calgary, Alberta. Penn West senior management will provide an update on our development plans and growth prospects for key assets such as Leitchville (Lower Shaunavon), Dodsland (Viking oil), Waskada (Lower Amaranth) and Pembina (Cardium). We will also discuss, in more detail, our approach to portfolio management and its importance in our long-term strategy that will see Penn West evolve from an income trust model to a conventional corporate model.

To accommodate a wider audience, all presentations will be webcast beginning at 8:30 a.m. (MDT). Interested parties may register for the webcast through the link on the Penn West website, www.pennwest.com or by following the link below.

http://events.digitalmedia.telus.com/pennwest/102109/index.php

The webcast will be archived and available on our website for replay on October 22, 2009. A complete archive of all presentation material provided will be available on our website within 24 hours of the conclusion of the day.

The webcast format will be listen-only with the Q&A portion of the day held live and on-site in Calgary.

Penn West trust units and debentures are listed on the Toronto Stock Exchange under the symbols PWT.UN, PWT.DB.B, PWT.DB.C, PWT.DB.D, PWT.DB.E and PWT.DB.F and Penn West trust units are listed on the New York Stock Exchange under the symbol PWE.