Hazardous Substance Information and Education Office

Washington State Department of Ecology

Toxics and Human Health

Have questions about the toxicity or health effects of a specific substance?
Explore these websites to find answers.

Agency for Toxic Substances and Disease Registry - ATSDR
National Centers for Disease Control
Prevention and control of infectious and chronic diseases, environmental hazards, and health emergencies
National Institute of Health - NIH
The US medical research agency - making important medical discoveries that improve health and save lives
MedlinePlus
Access the world's largest medical library, the National Library of Medicine. A medical encyclopedia and dictionary
Healthfinder
A health library about diseases and drugs, and health care providers

Explore Tox Town, an interactive and visual introduction to toxic chemicals and health risks you might encounter in everyday life, in everyday places. Spanish available
TOXNET Toxicology Data Network
Households products database

Use Quick Finder for information like asbestos and pesticides that pose a human and environmental danger if not handled properly
ECOTOX (Ecotoxicology) Database

For more information, please contact us.

Toll-free: (866) 939-9991

Monday - Friday, 10:00 a.m. - 2:00 p.m.

Or leave a message 24 hours/day

The Washington Department of Ecology funds this website with State Toxics Control Account funds and Worker-Right-to-Know fees.