West Nile virus-positive dead birds
by County and City California, 2017

(2017-09-22) - Source: http://www.westnile.ca.gov

Alameda County
Oakland1
Total Positives for Alameda County: 1
 
Butte County
Biggs1
Chico2
Oroville1
Total Positives for Butte County: 4
 
Colusa County
Colusa1
Total Positives for Colusa County: 1
 
Contra Costa County
Antioch1
Brentwood1
Danville2
Discovery Bay1
Pleasant Hill1
San Ramon1
Walnut Creek3
Total Positives for Contra Costa County: 10
 
El Dorado County
South Lake Tahoe1
Total Positives for El Dorado County: 1
 
Fresno County
Firebaugh1
Fresno4
Total Positives for Fresno County: 5
 
Glenn County
Artois1
Orland1
Total Positives for Glenn County: 2
 
Humboldt County
Carlotta1
Total Positives for Humboldt County: 1
 
Kern County
Bakersfield3
Total Positives for Kern County: 3
 
Kings County
Hanford1
Total Positives for Kings County: 1
 
Lake County
Clearlake1
Lakeport2
Total Positives for Lake County: 3
 
Los Angeles County
Alhambra1
Arcadia4
Bassett1
Chatsworth1
Covina2
Downey1
Duarte1
Encino1
Glassel Park1
Glendora1
Granada Hills2
Hollywood Hills1
Juniper Hills1
La Puente1
La Verne1
Long Beach1
Los Angeles2
Los Angeles 1
Monrovia1
Northridge1
Palmdale1
Pasadena2
Rosemead1
Rosemead 1
San Dimas1
San Gabriel4
Santa Clarita3
Santa Monica2
South Pasadena1
Sun valley1
Sylmar1
Tarzana3
Temple City2
Thousand Oaks1
unknown1
Valencia1
West Covina1
West Hills1
West Hollywood1
Whittier1
Woodland Hills3
Total Positives for Los Angeles County: 59
 
Madera County
Madera1
Total Positives for Madera County: 1
 
Merced County
Los Banos1
Total Positives for Merced County: 1
 
Monterey County
Salinas1
Total Positives for Monterey County: 1
 
Nevada County
Grass Valley1
Total Positives for Nevada County: 1
 
Orange County
Anaheim8
Anaheim Hills1
Buena Park3
Fountain Valley1
Fullerton3
Garden Grove2
Huntington Beach1
Irvine4
Ladera Ranch1
La Habra5
Lake Forest1
Mission Viejo1
Orange2
Placentia2
Riverside1
Silverado1
Tustin2
Westminster1
Yorba Linda4
Total Positives for Orange County: 44
 
Placer County
Roseville2
Total Positives for Placer County: 2
 
Riverside County
Corona7
Norco16
Riverside6
Total Positives for Riverside County: 29
 
Sacramento County
Carmichael4
Citrus Heights1
Elk Grove10
Elverta1
Folsom1
Galt3
Mather1
Rancho Cordova2
Rancho Murieta1
Rio Linda3
Rosemont5
Sacramento36
Wilton7
Total Positives for Sacramento County: 75
 
San Bernardino County
Alta Loma1
Bloomington1
Chino2
Chino Hills5
Fontana1
Highland2
Montclair1
Ontario4
Rancho Cucamonga2
Redlands1
San Bernardino1
Upland6
Yucaipa10
Total Positives for San Bernardino County: 37
 
San Diego County
Aguanga2
Campo1
Descanso1
El Cajon1
Escondido7
Guatay1
Julian2
Oceanside2
San Diego4
Santa Ysabel1
Santee3
Valley Center1
Vista2
Total Positives for San Diego County: 28
 
San Francisco County
San Francisco1
Total Positives for San Francisco County: 1
 
San Joaquin County
Manteca1
Ripon2
Stockton2
Tracy1
Total Positives for San Joaquin County: 6
 
San Mateo County
Redwood City1
Total Positives for San Mateo County: 1
 
Santa Clara County
Cupertino1
Los Altos1
Los Gatos1
San Jose2
San Martin1
Santa Clara1
Total Positives for Santa Clara County: 7
 
Santa Cruz County
Santa Cruz1
Total Positives for Santa Cruz County: 1
 
Shasta County
Anderson2
Total Positives for Shasta County: 2
 
Solano County
Vacaville1
Vallejo1
Total Positives for Solano County: 2
 
Sonoma County
Rohnert Park1
Santa Rosa1
Total Positives for Sonoma County: 2
 
Stanislaus County
Ceres1
Denair1
Modesto1
Turlock3
Total Positives for Stanislaus County: 6
 
Sutter County
Yuba City2
Total Positives for Sutter County: 2
 
Tulare County
Visalia8
Total Positives for Tulare County: 8
 
Ventura County
Simi Valley1
Total Positives for Ventura County: 1
 
Yolo County
Davis12
Total Positives for Yolo County: 12
 
Yuba County
Marysville4
Olivehurst1
Wheatland1
Total Positives for Yuba County: 6

Total Positives for all Counties: 367

Source: Vector-Borne Disease Section, California Department of Public Health