2002 List of NPRI Substances (PDF, 75 KB) (HTML)

2001 List of NPRI Substances (PDF, 48 KB) (HTML, 588 KB)

2000 Relevant Background and Context for the Four New Groupings of ATH Substances

• Background and Linkages to Other Domestic and International Programs
• Substance-specific Context
  • Mercury
  • Dioxins & Furans
  • Hexachlorobenzene
  • Polycyclic Aromatic Hydrocarbons

Priority Substance Assessment Program - Health Canada : Health Canada assesses the risks to human health from environmental exposure to Priority Substances.

Priority Substance Assessment Program - Environment Canada:
Environment Canada assesses the risks to the environment and non-human organisms.

Agency for Toxic Substances and Disease Registry (ATSDR) :
An agency of the U.S Department of Health and Human Service that serves the public by using the best science, taking responsive public health actions and providing trusted health information to prevent harmful exposures and diseases related to toxic substances.

• Toxicological Profile Information Sheet
  The ATSDR produces "toxicological profiles" for hazardous substances. Profiles are developed from a priority list of 275 substances.

Environmental Defense Scorecard :
About the chemicals: Scorecard provides detailed information on more than 6,900 chemicals, including all the chemicals used in large amounts in the U.S

International Agency for Research on Cancer (IARC):
The IARC coordinates and conducts research on the causes of human cancer and develops scientific strategies for cancer control:

Integrated Risk Information System (IRIS):
IRIS is an electronic data base containing information on human health effects that may result from exposure to various chemicals in the environment.