THIS ADMINISTRATIVE ORDER FOR ACCESS SHALL PROVIDE EPA FULL AND UNRESTRICTED ACCESS AT ALL REASONABLE TIMES TO THE APACHE TAILING IMPOUNDMENTS WITHIN OPERABLE UNIT 7 OF THE CALIFORNIA GULCH SUPERFUND SITE. THIS ACCESS IS FOR THE PURPOSE OF CONDUCTING RESPONSE ACTIVITIES, INCLUDING BUT NOT LIMITED TO EXCAVATION AND GRADING FOR THE CHANNELIZATION OF CALIFORNIA GULCH, REGRADING AND STABILIZATION WORK ON THE APACHE TAILING IMPOUNDMENTS, COVERING AND REVEGETATING THE APACHE TAILING IMPOUNDMENTS, AND REROUTING THE SEWER AND POWER LINES. EPA ESTIMATES THAT THE DURATION OF THE REQUIRED ENTRY AND ACCESS ORDER WILL BE AT LEAST 3 YEARS.