FORT WORTH, TX -- (MARKET WIRE) -- 04/17/2007 -- Quicksilver Resources Inc. (NYSE: KWK) will release first-quarter 2007 earnings on Wednesday, May 2, 2007 after market close. The company will host a conference call on Thursday, May 3, 2007 at 10:00 a.m. central time (11:00 a.m. eastern) to discuss first-quarter 2007 financial and operating results, and expectations for the future.

Quicksilver invites interested parties to listen to the call via the company's website at http://www.qrinc.com or by calling 1-877-313-7932, using the conference ID number 6102596, prior to 9:55 a.m. central time. A digital replay of the conference call will be available at 1:00 p.m. central time the same day, and will remain available for one week. The replay can be dialed at 1-800-642-1687 and reference should be made to the conference ID number 6102596. Thereafter, the replay will be archived for 30 days on the company's website.

Fort Worth, Texas-based Quicksilver Resources is a natural gas and crude oil exploration and production company engaged in the development and acquisition of long-lived, unconventional natural gas reserves, including coal bed methane, shale gas, and tight sands gas in North America. The company has U.S. offices in Fort Worth, Texas; Granbury, Texas; Gaylord, Michigan; Corydon, Indiana and Cut Bank, Montana. Quicksilver's Canadian subsidiary, Quicksilver Resources Canada Inc., is headquartered in Calgary, Alberta. For more information about Quicksilver Resources, visit www.qrinc.com.