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Under the Superfund program, the EPA and state agencies use the HRS to calculate a site score (ranging from 0 to 100) based on the actual or potential release of hazardous substances from a site through air, surface water or groundwater. A score of 28.5 places the site on the National Priorities List, making the site eligible for long-term ...
The Comprehensive Environmental Response, Compensation, and Liability Act of 1980 (CERCLA), also known as "Superfund", requires that the criteria provided by the Hazard Ranking System (HRS) be used to make a list of national priorities of the known releases or threatened releases of hazardous substances, pollutants, or contaminants in the United States. [2]
A mechanism within this platform includes state response program grants authorized by CERCLA Section 128(a)(1) that seek to protect human health and the environment by encouraging the voluntary investigation and cleanup of properties by establishing memorandum of agreements/understandings with state environmental authorities. [11]
Interpreting the Comprehensive Environmental Response, Compensation and Liability Act of 1980 (CERCLA), the U.S. courts have held that a buyer, lessor, or lender may be held responsible for remediation of hazardous substance residues, even if a prior owner caused the contamination; performance of a Phase I Environmental Site Assessment ...
Hazardous Substances: These are hazardous substances listed under previous Superfund hazardous waste cleanup regulations (Section 103(a) of the Comprehensive Environmental Resource and Conservation Liability Act—Superfund). The current list contains about 720 substances.
As of March 26, 2015, there have been a total of 1,709 Superfund sites, of which 386 (23%) have been remediated. [42] Under Section 9601(14) of CERCLA, hazardous waste definitions exclude crude petroleum, including crude oil, natural gas liquids, and any of their component fractions. Included in the exemption are refined petroleum products ...
ATSDR is an agency within the US Department of Health and Human Services concerned with the effects of hazardous substances on human health. ATSDR is charged with assessing the presence and nature of health hazards at specific Superfund sites, as well as helping prevent or reduce further exposure and the illnesses that can result from such exposures. [7]
CERCLA (the Superfund) was designed to deal with existing waste sites, and RCRA addressed newly generated waste. The acronym HAZWOPER originally derived from the Department of Defense's Hazardous Waste Operations (HAZWOP), implemented on military bases slated for the disposal of hazardous waste left on-site after World War II.