In accordance with the comprehensive environmental response, compensation, and liability act of 1980 (CERCLA), 42 U.S.C. § 9605, as amended by the superfund amendments and reauthorization act of 1986 (SARA), P.L. 99-499, and, to the extent practicable, the national oil and hazardous substances pollution contingency plan, 40 C.F.R. § part 300, the remedial actions for the Bunker Hill superfund site are selected and documented in decision documents referred to as a record of decision (ROD) and the body of documents referred to as the administrative record. The institutional controls program (ICP) was established under the residential soils/populated areas August 30, 1991, ROD as a component of the human health remedy to maintain protective barriers to underlying contamination. As the Bunker Hill superfund site expanded, this area was referred to as operable unit (OU)-1. The ICP was incorporated into the non-populated areas for OU-2 in the September 22, 1992, ROD to focus on areas of future development, and OU-3 in the September 12, 2002, interim ROD for residential and community areas outside of OU-1 and OU-2. Institutional controls administrative area maps showing the geographic boundaries for the ICP are available to the public on the internet or through the department upon request.