West Nile Virus Activity - Alameda County Mosquito Abatement District

West Nile Virus Activity

	2005	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016	2017	2018
Birds	48	30	19	13	10	1	0	15	18	97	19	11	2	4
Squirrels	5	2	1	1	0	0	1	1	0	4	0	0	0	0
Chickens	0	0	0	0	0	0	0	N/A	0	1	N/A	N/A	N/A	N/A
Mosquitoes	9	9	2	1	1	0	0	0	0	16	16	2	0	3
Horses	2	0	0	0	0	0	0	0	0	0	0	0	0	0
Humans	1	1	0	1	0	1	0	2	0	1	0	0	1	0

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