CHAP Chaparral Energy Inc

Chaparral Steel Company (NASDAQ:CHAP) announced today that it will release first quarter 2006 financial results before the market open on Wednesday, September 21, 2005 at approximately 7:00 a.m. Central Time. The Company will also host a teleconference to discuss its results on September 21st at 2:00 p.m. Central Time. If you would like to receive financials after the Company's earnings results have been released or if you plan to participate in the teleconference, please RSVP to Terresa Van Horn by the end of business on Tuesday, September 20, 2005. Email: tvanhorn@chapusa.com Phone: 972-779-1033 Fax: 972-779-1933 The teleconference will also be available via a live audio cast on the Company's website, located at www.chapusa.com. Beginning one hour after the live conference call, a replay of the call will be available for one week. The replay dial in number is 888-286-8010 and the pass code is 96307300. The audio cast will also be archived on the Company's website and will be available beginning 24 hours after the call for a period of one year. Chaparral Steel Company, headquartered in Midlothian, TX, is the second largest supplier of structural steel products in North America with locations in Midlothian, Texas and Petersburg, Virginia. Chaparral follows a market mill concept, making a wide variety of products including structural beams, specialty bar and piling products, all at low cost. The two market mills have a combined production capacity of almost 3 million tons of steel per year. For further information contact Cary D. Baetz, Vice President and Treasurer at 972-779-1032 or Terresa Van Horn at the above telephone number or visit our website at http://www.chapusa.com.