West Nile virus-positive dead birds
by County and City California, 2013

(2021-12-06) - Source: http://westnile.ca.gov

Alameda County
Dublin2
Emeryville1
Fremont6
Livermore4
Oakland2
Pleasanton7
Total Positives for Alameda County: 22
 
Butte County
Biggs1
Chico29
Durham2
Gridley1
Magalia3
Oroville3
Paradise3
Total Positives for Butte County: 42
 
Colusa County
Grimes1
Total Positives for Colusa County: 1
 
Contra Costa County
Alamo2
Antioch8
Bethel Island2
Brentwood20
Concord9
Danville4
Discovery Bay2
Lafayette2
Martinez3
Oakley3
Pittsburg6
Pleasant Hill1
Walnut Creek6
Total Positives for Contra Costa County: 68
 
Fresno County
Clovis1
Fresno10
Sanger1
Total Positives for Fresno County: 12
 
Glenn County
Artois1
Orland4
Willows3
Total Positives for Glenn County: 8
 
Humboldt County
Eureka1
Total Positives for Humboldt County: 1
 
Kern County
Bakersfield2
Total Positives for Kern County: 2
 
Kings County
Hanford2
Lemoore10
Total Positives for Kings County: 12
 
Lake County
Hidden Valley Lake1
Kelseyville2
Lakeport3
Lower Lake1
Lucerne2
Witter Springs1
Total Positives for Lake County: 10
 
Los Angeles County
Altadena2
Arcadia4
Azusa1
Beverly Hills2
Burbank1
Carson6
Cerritos6
Claremont1
Covina8
Culver City8
Downey3
El Monte2
El Segundo2
Encino1
Gardena5
Glendora1
Granada Hills1
Hawthorne2
Hermosa Beach1
Inglewood1
Lakewood1
Lancaster4
La Verne1
Lawndale2
Lomita9
Long Beach20
Los Angeles11
Malibu1
Manhattan Beach8
Monrovia2
North Hills1
North Hollywood1
Northridge1
Norwalk1
Palos Verdes Estates7
Pasadena4
Pico Rivera1
Playa Del Rey1
Rancho Palos Verdes22
Redondo Beach79
Rolling Hills Estates11
San Gabriel1
San Pedro7
Santa Clarita1
Sherman Oaks3
Tarzana1
Torrance27
Valencia4
Valley Village4
Van Nuys8
West Covina5
Whittier4
Wilmington1
1
Total Positives for Los Angeles County: 313
 
Madera County
Chowchilla1
Madera6
Total Positives for Madera County: 7
 
Marin County
Novato5
San Anselmo1
San Rafael1
Total Positives for Marin County: 7
 
Mendocino County
Redwood Valley1
Ukiah1
Total Positives for Mendocino County: 2
 
Merced County
Atwater4
Cressey1
Delhi1
Dos Palos1
Gustine11
Hilmar1
Los Banos1
Merced19
Total Positives for Merced County: 39
 
Napa County
Calistoga1
Napa1
Total Positives for Napa County: 2
 
Nevada County
Grass Valley1
Nevada City1
Penn Valley4
Total Positives for Nevada County: 6
 
Orange County
Anaheim5
Anaheim Hills1
Brea1
Buena Park1
Cypress2
Fountain Valley1
Fullerton4
Garden Grove3
Huntington Beach7
Irvine2
Laguna Niguel1
Midway City2
Mission Viejo1
Orange1
Rossmoor2
Santa Ana3
Seal Beach4
Stanton1
Yorba Linda1
Total Positives for Orange County: 43
 
Placer County
Auburn2
Granite Bay1
Lincoln11
Loomis2
Meadow Vista1
Newcastle1
Penryn1
Rocklin1
Roseville19
Total Positives for Placer County: 39
 
Riverside County
Banning1
Corona1
Hemet2
Lake Elsinore1
Murrieta1
Norco5
Nuevo1
Perris1
Riverside5
Romoland2
Sun City1
Temecula1
Total Positives for Riverside County: 22
 
Sacramento County
Antelope1
Carmichael2
Citrus Heights14
Elk Grove18
Fair Oaks7
Folsom1
Galt4
Gold River5
Herald2
Isleton1
Mcclellan2
Orangevale4
Rancho Cordova5
Rancho Murieta5
Rio Linda4
Sacramento92
Wilton12
Total Positives for Sacramento County: 179
 
San Bernardino County
Alta Loma1
Chino8
Chino Hills1
Fontana1
Mentone1
Montclair2
Ontario3
Rancho Cucamonga3
Redlands4
San Bernardino2
Upland3
Yucaipa9
Total Positives for San Bernardino County: 38
 
San Diego County
Carlsbad1
El Cajon1
Encinitas1
Lakeside2
Ramona1
San Diego2
Santee1
Total Positives for San Diego County: 9
 
San Joaquin County
Acampo4
Clements2
Escalon2
Lathrop1
Lodi1
Manteca7
Ripon1
Stockton10
Tracy6
Total Positives for San Joaquin County: 34
 
San Luis Obispo County
Paso Robles1
Total Positives for San Luis Obispo County: 1
 
Santa Clara County
Cupertino1
Milpitas6
Morgan Hill1
Palo Alto1
San Jose59
Santa Clara1
Saratoga4
Sunnyvale4
Total Positives for Santa Clara County: 77
 
Santa Cruz County
Santa Cruz1
Total Positives for Santa Cruz County: 1
 
Shasta County
Anderson7
Burney1
Cottonwood4
Palo Cedro6
Redding20
Total Positives for Shasta County: 38
 
Solano County
Dixon3
Fairfield4
Suisun City1
Vacaville5
Vallejo2
Total Positives for Solano County: 15
 
Sonoma County
Cotati1
Forestville1
Glen Ellen1
Healdsburg2
Petaluma1
Rohnert Park2
Santa Rosa18
Sebastopol7
Windsor4
Total Positives for Sonoma County: 37
 
Stanislaus County
Ceres1
Modesto7
Oakdale2
Patterson1
Turlock2
Total Positives for Stanislaus County: 13
 
Sutter County
Live Oak1
Nicolaus1
Sutter5
Yuba City9
Total Positives for Sutter County: 16
 
Tehama County
Red Bluff3
Total Positives for Tehama County: 3
 
Trinity County
Mad River1
Total Positives for Trinity County: 1
 
Tulare County
Goshen1
Tulare1
Visalia5
Total Positives for Tulare County: 7
 
Tuolumne County
Twain Harte1
Total Positives for Tuolumne County: 1
 
Ventura County
Oak Park1
Simi Valley7
Total Positives for Ventura County: 8
 
Yolo County
Davis68
Madison1
Rumsey1
West Sacramento8
Winters3
Woodland25
Total Positives for Yolo County: 106
 
Yuba County
Marysville7
Olivehurst1
Plumas Lake2
Wheatland1
Total Positives for Yuba County: 11

Total Positives for all Counties: 1253

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