Perma-Fix Environmental Services, Inc. Receives Stop Work Order To Treat By-Products

DAYTON, Ohio, Oct. 13 /PRNewswire-FirstCall/ -- Perma-Fix Environmental Services, Inc. (Nasdaq: PESI; Boston) (Germany: PES.BE) today announced that Parsons, the systems contractor for the Newport Chemical Agent Disposal Facility located in Newport, Indiana, has directed Perma-Fix of Dayton, Ohio, to stop work on the subcontract related to the treatment of hydrolysate produced during neutralization of chemical-agent VX at Newport. With this action, Perma-Fix's Dayton, Ohio, site is eliminated as an alternative for the disposal of the Newport hydrolysate and the contract to treat these materials in Dayton is terminated. Parsons has the prime contract with the Army to design, construct, operate, and close the chemical agent neutralization facility located at the Newport Chemical Depot in Indiana.

Dr. Louis F. Centofanti, chairman and chief executive officer, stated; "This stop work order ends our efforts to treat these materials in Dayton. We are very pleased we were able to complete our demonstration of our Bio-Fix process, which has been proven to be able to destroy these materials. The process converts these wastes using a bioprocess into carbon dioxide, water and salts. We will continue to pursue the use of the Bio-Fix process to treat chemical weapons."

Perma-Fix Environmental Services, Inc. is a national environmental services company, providing unique mixed waste and industrial waste management services. The Company has increased its focus on the nuclear services segment, which provides radioactive and mixed waste treatment services to hospitals, research laboratories and institutions, numerous federal agencies including the Departments of Energy and Defense and nuclear utilities. The industrial services segment provides hazardous and non-hazardous waste treatment services for a diverse group of customers including Fortune 500 companies, numerous federal, state and local agencies and thousands of smaller clients. The Company operates nine major waste treatment facilities across the country.

Please visit us on the World Wide Web at http://www.perma-fix.com .

SOURCE Perma-Fix Environmental Services, Inc.