West Nile Virus Season Still Going Strong With More Infected Birds and Mosquitoes (10/18/11)
More Infected Birds Found - Residents Help Find Virus Hot Spots - REVISED (9/20/11)
West Nile Virus Risk Continues - More Mosquitoes and Birds Infected (9/12/11)
West Nile Virus Risk Increases - Mosquitoes Infected (9/6/11)
More Birds Test Positive For West Nile Virus (9/1/11)
Oakley Mosquitoes Positive For West Nile Virus (8-19-11)
First Detection of West Nile Virus in 2011 Found in Walnut Creek Dead Bird (7-1-11)