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West Nile Virus Activity

2005200620072008200920102011201220132014201520162017201820192020
Birds483019131010151897191122006
Mosquitoes9921100001616201500
Horses2000000000000000
Humans1101010201001000

 

2018 Alameda County WNV activity

2017 Alameda County WNV activity

2016 Alameda County WNV activity

2015 Alameda County WNV activity

2014 Alameda County WNV activity

California West Nile virus activity

National West Nile virus activity