Newpark Resources Announces Second Quarter 2009 Earnings Release and Conference Call Schedule.

THE WOODLANDS, Texas, July 6 /PRNewswire-FirstCall/ -- Newpark Resources, Inc. announced today that it will release its second quarter 2009 results on Thursday, July 30, 2009 after the market closes. In conjunction with the release, the Company has scheduled a conference call, which will be broadcast live over the Internet, for Friday, July 31, 2009 at 10:00 a.m. Eastern / 9:00 a.m. Central.

  What:   Newpark Resources Second Quarter 2009 Earnings Conference Call  When:   Friday, July 31, 2009 at 10:00 a.m. Eastern / 9:00 a.m. Central  How:    Live via phone -- By dialing 480-629-9867 and asking for the          Newpark Resources call at least 10 minutes prior to the start          time, or Live over the Internet -- By logging onto the web at the          address below  Where:  http://www.newpark.com/

For those who cannot listen to the live call, a replay will be available through August 7, 2009 and may be accessed by dialing (303) 590-3030 and using pass code 4110135#. Also, an archive of the webcast will be available shortly after the call at http://www.newpark.com/ for 90 days.

Newpark Resources, Inc. is a worldwide provider of drilling fluids, temporary worksites and access roads for oilfield and other commercial markets, and environmental waste treatment solutions. For more information, visit our website at http://www.newpark.com/.

  Contacts:   James E. Braun, CFO              Newpark Resources, Inc.              281-362-6800              Ken Dennard, Managing Partner              Dennard Rupp Gray & Easterly, LLC              ksdennard@drg-e.com              713-529-6600

CONTACT: James E. Braun, CFO of Newpark Resources, Inc., +1-281-362-6800; or Ken Dennard, Managing Partner of Dennard Rupp Gray & Easterly, LLC, +1-713-529-6600, ksdennard@drg-e.com, for Newpark Resources, Inc.

Web Site: http://www.newpark.com/