1. SECTION 122(G) OF THE COMPREHENSIVE ENVIRONMENTAL RE- SPONSE, COMPENSATION, AND LIABILITY ACT ( CERCLA ), 42 U.S.C. SEC. 9601 ET SEQ. 2. RSR CORPORATION SUPERFUND SITE (WEST DALLAS LEAD SITE) RSR CORPORATION MURMUR CORPORATION MURPH METALS, INC. (QUEMETCO) EAGLE PICHER INDUSTRIES DALLAS HOUSING AUTHORITY COMMERCIAL METALS CITY OF DALLAS 3. THE RSR SITE IS APPROXIMATELY 13.6 SQUARE MILE AREA LO- CATED IN WEST DALLAS, TEXAS. LEAD AND OTHER HEAVY METAL CONTAMINATION ST THE RSR SITE ALLEGEDLY ORIGINATED FROM APPROXIMATELY 50 YEARS OF LEAD SMELTING ACTIVITIES AT THE FORMER RSR CORPORATION SECONDARY LEAD SMELTER LOCATED AT THE HEART OF THE RSR SITE. APPROXIMATELY 17,000 PEOPLE, PREDOMINANTLY MINORITIES, LIVE IN BOTH PUBLIC AND PRIVATE RESIDENTIAL HOUSING AREAS WITHIN THE SITE. EPA IS CON- CERNED WITH ENVIRONMENTAL JUSTICE ISSUES AT THIS SITE, AND ACCORDINGLY, EPA HAS MADE THE ABATEMENT OF CONTAMINA- TION PROBLEMS IN RESIDENTIAL AREAS THE PRIORITY. BECAUSE OF THE LARGE SIZE OF THE RSR SITE AND DIFFERENT AREAS OF CONTAMINATION, EPA HAS DIVIDED THE RSR SITE INTO FIVE OPERABLE UNITS ( OUS ). OU N