Nationwide and/or International Organizations

ASTM Standards Search Page
The Society of Environmental Toxicology and Chemistry
Envirolink Network
Water Environment Federation

U.S. Government

U.S. Environmental Protection Agency

•  Whole effluent toxicity (WET) test methods
•  Federal Register Environmental Documents
•  Ecotox Database
•  National Service Center for Environmental Publications (NSCEP)
•  EPA Water Quality Standards

Selected States Environmental Agencies

•  Virginia Department of Environmental Quality
•  Virginia State Employee Directory Search
•  Virginia DEQ Water Quality Standards Homepage
•  West Virginia Division of Environmental Protection
•  NC Department of Environment & Natural Resources
•  South Carolina Department of Health & Environmental Control