CA Dept. of Public Health UC Davis Arbovirus Research and Training Mosquito and Vector Control Assoc. of CA

Case Counts by County

CountyDead birds
Alameda-
Alpine-
Amador-
Butte-
Calaveras-
Colusa-
Contra Costa-
Del Norte-
El Dorado1
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 Mateo2
Santa Barbara-
Santa Clara2
Santa Cruz-
Shasta-
Sierra-
Siskiyou-
Solano-
Sonoma-
Stanislaus-
Sutter-
Tehama-
Trinity-
Tulare-
Tuolumne-
Ventura-
Yolo-
Yuba-
Total5

WNV Activity by County
Printable Version
2018 | 2017 | 2016 | 2015 | 2014
2013 | 2012 | 2011
2010 | 2009 | 2008
2007

News

WNV in CA 2011

May 5, 2011

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

As of May 18, 2018201820175Y AVG
Counties499
Human cases010
Dead birds5418
Mosquito samples1812
Sentinel chickens000
YTD - Year to date corresponds to the same time last year or last five years.

- view all 2018 YTD activity -

WNV Reports

Weekly Report

05.18 Arbovirus Bulletin #7
05.18 2018 YTD WNV Activity Map
05.11 Arbovirus Bulletin #6

Humans

03.29 2017 Human WNV Incidence Report
03.29 2003-2017 WNV Case Summary
02.08 2016 Human WNV Incidence Report

Dead Birds

05.18Reported, Tested, Positive 2018
05.18Positive Species for 2018
05.18Positive Counts by City/County for 2018

Mosquitoes

05.18 AMOR - EVS Week 19
05.18 AMOR - GRAVID Week 19
05.18 AMOR - NJLT Week 19
- view report archives -