Agency for Toxic Substances and Disease Registry (ATSDR)

The Agency for Toxic Substances and Disease Registry (ATSDR) is a federal agency within the U.S. Department of Health and Human Services. Its main role is to protect public health from harmful substances in the environment. ATSDR identifies toxic threats, conducts health assessments, and provides information to communities about risks from hazardous waste sites and other environmental exposures. By evaluating the impact of toxic chemicals on human health, the agency aims to reduce the risk of disease and improve the well-being of individuals affected by environmental pollution.