USGS - science for a changing world

Environmental Health - Toxic Substances

Frequently Asked Questions
Q: Where can I find data on chemical and physical constants that control environmental fate?

A: Access to on-line chemical and physical data on the environmental fate of toxic substances can be found at the following web sites.

  • ThermoDex -- This database contains records for over 120 printed handbooks and compilations of thermodynamic and thermophysical data for chemical compounds and other substances. ThermoDex is a product of the Mallet Chemistry Library at the University of Texas at Austin.
  • Environmental Fate Data Base (EFDB) -- The EFDB gives rapid access to all available environmental fate data on a given chemical. The EFDB is comprised of several interrelated files--DATALOG, CHEMFATE, BIOLOG, and BIODEG. The database is sponsored by the U.S. Environmental Protection Agency.
  • The University of Minnesota Biocatalysis/Biodegradation Database, The database contains information on microbial reactions and biodegradation pathways for a large collection of chemical compounds

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Page Last Modified: Thursday, 10-Jan-2013 17:16:58 EST