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

Case Counts by County

CountyDead birds
Alameda19
Alpine-
Amador-
Butte4
Calaveras-
Colusa-
Contra Costa13
Del Norte-
El Dorado2
Fresno-
Glenn-
Humboldt1
Imperial-
Inyo-
Kern1
Kings-
Lake-
Lassen-
Los Angeles19
Madera-
Marin-
Mariposa-
Mendocino-
Merced-
Modoc-
Mono-
Monterey-
Napa-
Nevada-
Orange12
Placer44
Plumas-
Riverside6
Sacramento241
San Benito-
San Bernardino-
San Diego-
San Francisco-
San Joaquin16
San Luis Obispo-
San Mateo5
Santa Barbara-
Santa Clara53
Santa Cruz2
Shasta5
Sierra-
Siskiyou-
Solano-
Sonoma-
Stanislaus1
Sutter4
Tehama-
Trinity-
Tulare-
Tuolumne1
Ventura-
Yolo41
Yuba-
Total490

WNV Activity by County
Printable Version
2018 | 2017 | 2016 | 2015 | 2014
2013 | 2012 | 2011
2010 | 2009 | 2008
2007
All media inquiries, including requests for interviews, should be directed to the California Department of Public Health, Office of Public Affairs at 916-440-7259 or via email at CDPHPress@cdph.ca.gov.

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

As of Oct 19, 2018201820175Y AVG
Counties394441
Human cases143360406
Dead birds4904741308
Mosquito samples195233043137
Sentinel chickens152296376
YTD - Year to date corresponds to the same time last year or last five years.

- view all 2018 YTD activity -

WNV Reports

Weekly Report

10.19 Arbovirus Bulletin #29
10.19 2018 YTD SLEV Activity Map
10.19 2018 YTD WNV Activity Map

Humans

10.18 2018 Human WNV Incidence Report
10.18 2003-2018 WNV Case Summary
03.29 2017 Human WNV Incidence Report

Dead Birds

10.19Reported, Tested, Positive 2018
10.19Positive Species for 2018
10.19Positive Counts by City/County for 2018

Mosquitoes

10.19 AMOR - EVS Week 41
10.19 AMOR - GRAVID Week 41
10.19 AMOR - NJLT Week 41
- view report archives -