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Toxicity Reference Database
The Toxicity Reference Database (ToxRefDB) contains approximately 30 years and $2 billion worth of animal studies. ToxRefDB allows scientists and the interested public to search... -
Human Exposure Database System (HEDS)
The Human Exposure Database System (HEDS) provides public access to data sets, documents, and metadata from EPA on human exposure. It is primarily intended for scientists... -
Integrated Risk Information System (IRIS)
EPA?s Integrated Risk Information System (IRIS) is a compilation of electronic reports on specific substances found in the environment and their potential to cause human health... -
Mobile Source Observation Database (MSOD)
The Mobile Source Observation Database (MSOD) is a relational database being developed by the Assessment and Standards Division (ASD) of the US Environmental Protection Agency... -
Air Quality System (AQS)
The Air Quality System (AQS) database contains measurements of air pollutant concentrations from throughout the United States and its territories. The measurements include both... -
High Production Volume Information System (HPVIS)
The High Production Volume Information System (HPVIS) provides access to select health and environmental effect information on chemicals that are manufactured in exceptionally... -
Air Emisisons Inventories
This data exchange allows states to submit data to the US Environmental Protection Agency's National Emissions Inventory (NEI). NEI is a national database of air emissions... -
Database of Sources of Environmental Releases of Dioxin-Like Compounds in the...
The Database of Sources of Environmental Releases of Dioxin-like Compounds in the United States was developed by EPA to be a repository of certain specific chlorinated... -
Envirofacts KML
EPA Regional data downloads in KML format (.kmz) -- 10 US regions Information about facilities or sites subject to environmental regulation. Envirofacts integrates information...