Avian:

The Maryland Department of Health & Mental Hygiene has discontinued its dead bird surveillance program. The U.S. Department of Defense and the Maryland Departments of Agriculture and Natural Resources continue to monitor WNV and other disease activity in wild and captive birds throughout the State.

No birds have tested positive for WNV in 2008.

Equine:

Two horses in Frederick and Prince George's County has tested positive for WNV infection.

Mosquito Pools (Pool = group of mosquitoes):

Twenty-three (23) mosquito pools in three jurisdictions have tested positive for West Nile virus.

Table of Positive Pools

Humans:

Fourteen (14) cases of WNV (11 confirmed, 3 probable) have been identified in Maryland in 2008.

Maryland's Arbovirus Surveillance Testing Results 2007

Maryland's Arbovirus Surveillance Testing Results 2006

Maryland's Arbovirus Surveillance Testing Results 2005

Maryland's Arbovirus Surveillance Testing Results 2004

Maryland's Arbovirus Surveillance Testing Results 2003

Surveillance Summaries and Final Reports

2001 Maryland Arbovirus Surveillance Final Report

2000 Maryland Arbovirus Surveillance Final Report

2001 WNV Surveillance Summary

2000 WNV Surveillance Summary

Mosquito-Borne Encephalitis || West Nile Virus