ENVIRONMENTAL PROTECTION AGENCY (EPA).
EPA and Mosquito Control http://www.epa.gov/pesticides/health/mosquitoes/
The root site for information regarding mosquito control, regulations, products and more.
INFORMATION ON PESTICIDES
National Pesticide Information Center http://npic.orst.edu/
The joint effort between the U.S. EPA and Oregon State University. Information on all products labeled for mosquito control in the U.S.