Attention Business/Financial Editors:

Penn West Energy Trust announces March cash distribution

     PENN WEST ENERGY TRUST (TSX - PWT.UN; NYSE - PWE) is pleased to confirm
     cash distributions for March 2007
     CALGARY, March 19 /CNW/ - Penn West Energy Trust ("Penn West") confirms
that its March 2007 cash distribution will be CDN$0.34 per trust unit payable
on April 13, 2007 to unitholders of record on March 30, 2007. The
ex-distribution date is March 28, 2007.
     The CDN$0.34 per unit is equivalent to approximately U.S.$0.29 per unit
(before deduction of any applicable Canadian withholding tax), using a current
U.S./Canadian exchange ratio of 0.85. Registered unitholders with U.S.
addresses will receive their distributions directly from our transfer agent,
and will be paid in U.S. currency using the exchange rate in effect on the
record date. Non-registered U.S. unitholders will receive their distributions
through their brokers.
     Penn West Energy Trust is a senior oil and natural gas energy trust based
in Calgary, Alberta that trades on the Toronto Stock Exchange under the symbol
PWT.UN and on the New York Stock Exchange under the symbol PWE.
     %SEDAR: 00022266E
     %CIK: 0001334388

For further information: PENN WEST ENERGY TRUST, Suite 2200, 425 - First
Street S.W., Calgary, Alberta, T2P 3L8, Phone: (403) 777-2500, Toll-free:
1-866-693-2707, Fax: (403) 777-2699, Website: www.pennwest.com; Investor
Relations: Phone: 1-888-770-2633, E-mail: investor_relations@pennwest.com,
William Andrew, President and CEO, Phone: (403) 777-2502