Lead - Lead contamination at Superfund sites presents a threat to human health and the environment. This website describes EPA's approach to addressing those risks, and the challenges of remediating lead contamination at Superfund sites, and includes information on human health effects, lead risk assessment, software, user manuals, guidance, frequent questions, and technical assistance.

Asbestos - This page contains information regarding addressing asbestos contamination at Superfund sites, which includes policy and guidance, technical assistance, health effects, and naturally occurring asebestos.

Dioxin - Provides information on characterization of dioxin contaminated soil.

Soil Bioavailability - This Web area describes how EPA is incorporating relative bioavailability information for human exposures at Superfund sites exposed to soil contaminants via oral pathway.

Radiation - This page contains information regarding addressing radiation contamination at Superfund sites, which includes frequently used guidance documents and reports.