THIS ORDER IS ISSUED PURSUANT TO THE AUTHORITY VESTED IN THE PRESIDENT OF THE UNITED STATES BY SECTION 106(A) OF THE COMPREHENSIVE ENVIRONMENTAL RESPONSE, COMPENSATION, AND LIABILITY ACT ( CERCLAÂ). THIS ORDER PERTAINS TO PROPERTY THAT CONSISTS OF APPROXIMATELY 195 ACRES AND IS COMMONLY KNOWN AS 1491 WEST JEFFERSON AVENUE, TRENTON, WAYNE COUNTY, MICHIGAN (THE DSC TRENTON SITE OR THE SITE ). THIS ORDER REQUIRES THE RESPONDENTS TO CONDUCT REMOVAL ACTIVITIES DESCRIBED HEREIN TO ABATE AN IMMINENT AND SUBSTANTIAL ENDANGERMENT TO THE PUBLIC HEALTH, WELFARE OR THE ENVIRONMENT THAT MAY BE PRESENTED BY THE ACTUAL OR THREATENED RELEASE OF HAZARDOUS SUBSTANCES AT OR FROM THE SITE.