State Updates
The links below go to other web sites that provide weekly or daily updates about the West Nile Encephalitis virus. (In some states, reports of new detections show up in the press release section first, then appears in the surveillance section.)
- Alaska Dept. of Fish and Game: West Nile Virus Surveillance of Wild Birds in Alaska
- Arizona Dept. of Health Services: West Nile Virus
- Arkansas Dept. of Health: West Nile Virus
- California Dept. of Health Services: Latest West Nile Virus Activity in California
- Colorado Dept. of Public Health and Environment: West Nile Virus
- Connecticut Dept. of Environmental Protection: Mosquito Management Program
- Delaware Dept. Health and Social Services: West Nile Virus
- Florida Dept. of Health: Arboviral Encephalitis
- Georgia Dept. of Human Resources: Oasis Arboviral Surveillance Tool
- Hawaii State Dept. of Health: West Nile Virus Information Center
- Idaho Dept. of Health and Welfare: West Nile Virus
- Illinois Dept. of Public Health: West Nile Virus Surveillance Data
- Indiana State Dept. of Health: Current Indian Data on West Nile virus
- Iowa Dept. of Public Health: West Nile Virus Information
- Kansas State University:
Updated
Reports of West Nile Virus in Kansas
- Louisiana Dept. of Health and Hospitals: West Nile Virus and Other Arboviruses
- Maine Dept. of Health and Human Services: West Nile Virus Resource Center
- Maryland Dept. of Health and Mental Hygiene: Arbovirus Surveillance Testing Results
- Massachusetts Dept. of Public Health: 2006 Arbovirus Surveillance Information
- Michigan Dept. of Agriculture: Emerging Diseases- 2006 Surveillance Maps
- Minnesota Dept. of Health: Minnesota West Nile Virus Monitoring, 2006
- Mississippi State Dept. of Health: West Nile Virus in Animals & Humans
- Missouri Dept. of Health and Senior Services: West Nile Virus Data & Statistical Reports
- Montana Dept. of Public Health and Human Services: 2006 West Nile Virus Infections by County
- Nebraska Health and Human Services System: Nebraska Surveillance Data
- Nevada Health and Human Services System: West Nile Virus
- New Hampshire Dept. of Health and Human Services: Surveillance and Test Results
- New Jersey Dept. of Health and Senior Services: West Nile Virus Alert and Fact Sheets
- New Mexico State Dept. of Health: West Nile Virus Data
- New York State Dept. of Health: 2006 West Nile Virus Update
- North Carolina Dept. of Environment and Natural Resources: West Nile Data & Maps (2004)
- North Dakota Dept. of Health: Arbovirus Encephalitis Surveillance Program
- Ohio Dept. of Health: West Nile Virus Positive Results
- Oklahoma State Dept. of Health: West Nile Virus in Oklahoma
- Oregon Dept. of Human Services: West Nile Virus Activity
- Pennsylvania Dept. of Health: Surveillance/Maps
- Rhode Island Dept. of Health: West Nile Virus
- South Carolina Dept. of Health and Environmental Control: News Releases
- South Dakota Dept. of Health: 2006 West Nile Virus Surveillance
- Tennessee Dept. of Health: West Nile Virus
- Texas Dept. of Health: West Nile Virus in Texas
- Utah Dept. of Health: West Nile Virus Update
- Vermont Dept. of Health: West Nile Virus Surveillance and Data
- Virginia Dept. of Health: West Nile Virus
- Washington Dept of Health: West Nile Virus
- Washington DC Dept. of Health:
West Nile Virus
- West Virginia Dept. of Health and Human Resources: West Nile Virus
- Wisconsin Dept. of Health and Family Services: West Nile Virus
- Wyoming Dept. of Health: West Nile Virus Detections by County
- Canada Population and Public Health Branch: West Nile Virus Monitor




