photo of mosquito

Information on mosquito activity in your area

Information on arbovirus activity in humans in your area

Information on arbovirus activity in animals in your area

Current risk level in your area

General Information

Fact Sheets


Information for Health Care Providers

Information for Veterinarians

Information for Local Boards of Health

Information for Schools and Youth Activities

Information on Chikungunya

Mosquito Spraying and Control

Historical Data

Additional Resources

The following is a listing of websites related to WNV and/or EEE. The presence of an Internet site on this list does not constitute an endorsement by the Massachusetts Department of Public Health (MDPH) of the organization, or information, products, or services provided, and none should be inferred. MDPH is not responsible for the content of the individual organization webpages found on this list. This list is provided as a guide for the public to information available on WNV and EEE. The information these sites provide may not be from peer-reviewed medical journals and the content may not have been subject to review for accuracy by any external agency or authority.

This information is provided by Epidemiology Program within the Department of Public Health.