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 |
| Anne Arundel County | 10 |
| Baltimore City | 7 |
| Baltimore County | 4 |
| Frederick County | 20 |
| Howard County | 17 |
| Montgomery County | 6 |
| Prince George's County | 54 |
| Cumulative Report Maps for the year 2002, Maryland | |||
| Cumulative Human | Cumulative Veterinary | Cumulative Bird | Cumulative Sentinel Flock |
Maryland West Nile Virus
Surveillance Testing Results
Montgomery
County, Maryland, west Nile Virus Information
Maryland Department of Health
Update - west Nile Virus
For further information or questions, please contact
the Centers for Disease Control and Prevention:
email: dvbid@cdc.gov
(970) 221-6400