Case Counts by County

CountyHuman cases
Alameda1
Alpine-
Amador-
Butte5
Calaveras1
Colusa1
Contra Costa4
Del Norte-
El Dorado1
Fresno3
Glenn-
Humboldt-
Imperial-
Inyo-
Kern1
Kings1
Lake-
Lassen-
Los Angeles144
Madera-
Marin-
Mariposa-
Mendocino-
Merced1
Modoc-
Mono-
Monterey-
Napa-
Nevada-
Orange65
Placer6
Plumas-
Riverside60
Sacramento13
San Benito-
San Bernardino24
San Diego22
San Francisco-
San Joaquin12
San Luis Obispo-
San Mateo-
Santa Barbara-
Santa Clara1
Santa Cruz-
Shasta1
Sierra-
Siskiyou-
Solano1
Sonoma-
Stanislaus17
Sutter-
Tehama4
Trinity-
Tulare4
Tuolumne-
Ventura-
Yolo1
Yuba-
Total394

WNV Activity by County
Printable Version
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.

News

09/26/08 WNV-Carrying Mosquitoes Still a Threat in the Fall
04/21/08 2008 California Mosquito-borne Virus Surveillance and Response Plan
08/13/07 Gov. Schwarzenegger Enhances Local Efforts to Fight West Nile Virus
08/02/07 Gov. Schwarzenegger Declares State of Emergency in Counties Hit Hardest by West Nile Virus
07/26/07 Rise in Cases of West Nile May Portend an Epidemic (NY Times)
07/05/07 West Nile Virus Activity Increases in California
06/13/07 Bulletin: A Kern County resident is the first WNV infection in California this year.
03/15/07 Be a West Nile Watcher

Press Releases

08/25/08 CALIFORNIA DEPARTMENT OF PUBLIC HEALTH ANNOUNCES FIRST DEATH FROM WEST NILE VIRUS IN 2008
06/24/08 First Confirmed Case of West Nile Virus in Horses for 2008
06/20/08 CALIFORNIA DEPARTMENT OF PUBLIC HEALTH ANNOUNCES FIRST CONFIRMED HUMAN WEST NILE VIRUS CASE IN 2008
06/03/08 CALIFORNIA DEPARTMENT OF PUBLIC HEALTH REMINDS CALIFORNIANS TO PROTECT THEMSELVES FROM MOSQUITOES THAT CARRY WNV
09/10/07 Governor Schwarzenegger Orders Enhancements to Fight West Nile Virus
08/20/07 Gov. Schwarzenegger Deploys Additional Resources to Fight West Nile Virus in Wetland Wildlife Areas
08/10/07 Gov. Schwarzenegger Announces Additional Emergency Funding to Fight West Nile Virus, Totals More Than $1.3 Million This Week
08/09/07 Gov. Schwarzenegger Announces Release of Emergency Funding to Fight West Nile Virus
08/03/07 CALIFORNIA DEPARTMENT OF PUBLIC HEALTH ANNOUNCES FIFTH DEATH THIS YEAR DUE TO WEST NILE VIRUS
08/01/07 CALIFORNIA DEPARTMENT OF PUBLIC HEALTH ANNOUNCES THIRD AND FOURTH DEATHS DUE TO WEST NILE VIRUS
07/24/07 CALIFORNIA DEPARTMENT OF PUBLIC HEALTH ANNOUNCES SECOND DEATH FROM WEST NILE VIRUS IN 2007
07/16/07 OFICIAL ESTATAL DE SALUD ANUNCIA LA PRIMER MUERTE EN CALIFORNIA A CONSECUENCIA DEL VIRUS DEL NILO OCCIDENTAL
07/13/07 CALIFORNIA DEPARTMENT OF PUBLIC HEALTH ANNOUNCES FIRST DEATH FROM WEST NILE VIRUS IN 2007
06/20/07 STATE HEALTH OFFICER ANNOUNCES FIRST CONFIRMED HUMAN CASE OF WEST NILE VIRUS IN CALIFORNIA THIS YEAR
04/23/07 EARLY ONSET OF WARM WEATHER TRIGGERS AN EARLY WEST NILE VIRUS SEASON

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Compared to 2007 YTD

As of 11/19/08 20072008
Counties5149
Human cases375394
Horses2832
Dead birds13812509
Mosquito samples10041956
Sentinel chickens510576
Squirrels2632
2007 YTD - Year to date corresponds to the same time last year.

- view all 2007 YTD activity -

WNV Reports

Weekly Report

11.192008 WNV Activity by County
11.17 Comparative Line Graphs of West Nile Virus Activity
11.14 Arbovirus Bulletin #39

Humans

11.18 2008 Human WNV Case Linelist
11.18 2008 Summary Table of Human Infection
11.18 2004-2008 WNV Case Summary

Dead Birds

11.19Reported, Tested, Positive 2007 YTD
11.19Positive Counts by City/County for 2008
11.19Reported, Tested, Positive 2008

Mosquitoes

11.14 Submission Data for 11/10/08 - 11/14/08
11.07 Submission Data for 11/3/08 - 11/7/08
11.07 AMOR - NJLT 5 Year Average Week 44

Sentinel Chickens

11.14 Submission Data for 11/10/08 - 11/14/08
11.07 Submission Data for 11/3/08 - 11/7/08
10.31 Submission Data for 10/27/08 - 10/31/08

Horses

11.10 Confirmed Equine Cases
10.04 2007 Equine WNV Result Map
- view report archives -