These county and county equivalent data are based on laboratory tests of mosquitoes collected by state health officials. Mosquitoes are sorted by species and gender. Note that the map includes all areas of positive (confirmed or probable) WNV results, but not necessarily all areas with
submitted samples or no reports.
| Note: These data are provisional and may be revised or adjusted in the future |
| Bristol County | 2 |
| Essex County | 8 |
| Hampden County | 9 |
| Middlesex County | 8 |
| Norfolk County | 18 |
| Suffolk County | 20 |
| Worcester County | 1 |
| Cumulative Report Maps for the year 2002, Massachusetts | |||
| Cumulative Human | Cumulative Veterinary | Cumulative Sentinel flock | Cumulative Bird |
Massachusetts Department of Public Health
For further information or questions, please contact
the Centers for Disease Control and Prevention:
email: dvbid@cdc.gov
(970) 221-6400