THIS ADMINISTRATIVE ORDER IS ISSUED TO ALLIANT TECHSYSTEMS TO COMPEL RESPONDENT TO PERFORM THE WORK SPECIFIED IN THE ADMINISTRATIVE ORDER IN THE MANNER AND BY THE DATES SPECIFIED. ALLIANT HAS RETAINED LEGAL LIABILITY FOR ENVIRONMENTAL INVESTIGATION AND REMEDIATION OF CONTAMINATION RELEASED AT AND FROM THE FACILITY. HISTORICAL OPERATIONS AT THE FACILITY INCLUDE MANUFACTURING PROCESSES FOR HIGH SPEED DATA ACQUISITION AND METAL PLATING FOR CIRCUIT BOARDS. A PORTION OF THE FACILITY WAS USED AS A CHEMICAL STORAGE AREA FOR HALOGENATED SOLVENTS. ENVIRONMENTAL INVESTIGATIONS WERE UNDERTAKEN BY ALLIANT AND OVERSEEN BY CDPHE TO ASSESS THE EXTENT OF THE ENVIRONMENTAL CONTAMINATION.