THIS ADMINISTRATIVE ORDER ON CONSENT CONCERNS THE PREPARATION OF, PERFORMANCE OF, AND REIMBURSEMENT FOR ALL COSTS INCURRED BY EPA AND THE STATE IN CONNECTION WITH A REMEDIAL INVESTIGATION AND FEASIBILITY STUDY FOR THE ON-FACILITY SOILS OPERABLE UNIT 2, THE OMAHA & GRANT SMELTER LOCATION, OF THE VASQUEZ BOULEVARD/I-70 SUPERFUND SITE, LOCATED IN DENVER, COLORADO AS WELL AS PAST RESPONSE COSTS.