Case Counts by County

CountyDead birds
Alameda1
Alpine-
Amador-
Butte-
Calaveras-
Colusa-
Contra Costa-
Del Norte-
El Dorado-
Fresno-
Glenn-
Humboldt-
Imperial-
Inyo-
Kern-
Kings-
Lake-
Lassen-
Los Angeles-
Madera-
Marin-
Mariposa-
Mendocino-
Merced-
Modoc-
Mono-
Monterey-
Napa-
Nevada-
Orange-
Placer-
Plumas-
Riverside-
Sacramento-
San Benito-
San Bernardino-
San Diego-
San Francisco-
San Joaquin-
San Luis Obispo-
San Mateo-
Santa Barbara-
Santa Clara3
Santa Cruz-
Shasta-
Sierra-
Siskiyou-
Solano-
Sonoma-
Stanislaus-
Sutter-
Tehama-
Trinity-
Tulare-
Tuolumne-
Ventura-
Yolo-
Yuba-
Total4

WNV Activity by County
Printable Version
2015 | 2014 | 2013
2012 | 2011 | 2010
2009 | 2008 | 2007

Educational Materials

West Nile Virus Brochure: Three Panels in 4 Colors

Plain Language
Jul 13, 2010


Fight the Bite: Protect Yourself and Your Family

Dimensions: 8.5 x 11 in.

Downloads


Locate Your Local Mosquito and Vector Control Agency
Search by Zip Code

Compared to previous year and previous five-year average to date

As of Mar 26, 2015201520145Y AVG
Counties332
Human cases000
Dead birds473
Mosquito samples100
Sentinel chickens010
YTD - Year to date corresponds to the same time last year or last five years.

- view all 2014 YTD activity -

WNV Reports

Weekly Report

03.27 Arbovirus Bulletin #4
03.27 2015 YTD WNV Activity Map
03.20 Arbovirus Bulletin #3

Humans

01.29 2003-2014 WNV Case Summary
01.12 2014 Human WNV Incidence Report
08.12 2013 Human WNV Incidence Report

Dead Birds

03.27Positive Species for 2015
03.27Positive Counts by City/County for 2015
03.27Reported, Tested, Positive 2015

Mosquitoes

11.07 AMOR - EVS Week 44
11.07 AMOR - GRAVID Week 44
11.07 AMOR - NJLT Week 44
- view report archives -