THIS IS A UNILATERAL ADMINISTRATIVE ORDER ISSUED TO ALLIED SIGNAL, INCORPORATED, ONE OF THE POTENTIALLY RESPONSIBLE PARTIES AT THE MOTOROLA 52ND STREET SUPERFUND SITE. THE ORDER DIRECTS ALLIED SIGNAL TO PERFORM REMEDIATION WORK TO CLEAN UP THE CONTAMINATION OF GROUNDWATER THAT HAS TAKEN PLACE AT THE SITE. THE GROUNDWATER IS CONTAMINATED BY VOLOTILE ORGANIC COMPOUNDS (VOC'S), PRIMARILY TCA AND TCE.