106 STAT. 1618 PUBLIC LAW 102-389—OCT. 6, 1992 (3) the Corporation has or will promptly exercise any and all legal rights to modify, renegotiate, or restructure the agreement where savings would be realized by such actions. SEC. 518. Hereafter, for purposes of chapter 75 of title 31, United States Code (relating to requirements for single audits), the City of Walnut Creek, Ccdifomia, shall be permitted to conduct audits biennially. SEC. 519. SAFE DRINKING WATER ACT IMPLEMENTATION. — (a) SAFE DRINKING WATER ACT REPORT.— The Administrator of the Environmental Protection Agency shall report to the Congress within nine months of the date of enactment of this section reconmiendations concerning the reauthorization of the Safe Drinking Water Act. Such report shall address— (1) the adverse health effects associated with contaminants in drinking water and the public hecdth and other benefits that may be reaUzed by removing such contaminants; (2) the process for identifying contaminants in drinking water and selecting contaminants for control; (3) schedules for the development of regulations and compliance with drinking water standards; (4) the financial and technical capacity of drinking water systems to implement monitoring requirements associated with regulated and imregulated contaminants and options to facilitate implementation of such requirements, with special emphasis on small communities; (5) the financial and technical capacity of drinking water systems to install treatment facilities needed to assure compliance with drinking water standards and options to facilitate compliance with such stendards, with special emphasis on small communities; (6) the financial and technical capacity of States to implement the drinking water program, including options for increasing funding of State programs; and (7) innovative and alternative methods to increase the financial and technical capacity of drinking water systems and the States to assure effective implementetion of such Act. (b) MORATORIUM AND REPORT ON RADIONUCLIDES IN DRINKING WATER.— (1) The Administrator of the Environmental Protection Agency shall conduct a risk assessment of radon considering: (A) the risk of adverse human health effecte associated with exposure to various pathways of radon; (B) the coste of controlling or mitigating exposure to radon; and (C) the costs for radon control or mitigation experienced by households and communities, including the costs experienced by small communities as the result of such regulation. Such an evaluation shall consider the risks posed by the treatment or disposal of any wastes produced by water treatment. The Science Advisory Board shall review the Agen^r's study and submit a recommendation to the Administrator on ite findings. The Administrator shall report the Administrator's findings and the Science Advisory Board recommendation to the Senate Committee on Environment and Public Works and the House Committee on Energy and Commerce. Not later than July 31, 1993, the Administrator shall publish the Administrator's study and risk assessment and the Science Advisory Board recommendation. (2) The Administrator is directed, if additional time is required to esteblish the radon standard, to seek an extension of the deadline
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