West Nile virus-positive dead birds
by County and City California, 2009

(2024-10-13) - Source: http://westnile.ca.gov

Alameda County
Livermore10
Total Positives for Alameda County: 10
 
Amador County
Jackson1
Total Positives for Amador County: 1
 
Butte County
Chico6
Durham1
Oroville6
Total Positives for Butte County: 13
 
Colusa County
Colusa2
Total Positives for Colusa County: 2
 
Contra Costa County
Alamo2
Antioch3
Bay Point1
Brentwood16
Byron2
Concord1
Danville4
Discovery Bay2
Martinez1
Oakley5
Orinda2
Pittsburg1
Richmond1
San Ramon1
Walnut Creek3
Total Positives for Contra Costa County: 45
 
El Dorado County
Cameron Park1
Cool1
El Dorado Hills2
Placerville3
Rescue1
South Lake Tahoe1
Total Positives for El Dorado County: 9
 
Fresno County
Clovis5
Dinuba1
Fowler1
Fresno44
Kerman1
Kingsburg1
Reedley2
Riverdale1
Sanger1
Selma2
Total Positives for Fresno County: 59
 
Glenn County
Orland6
Total Positives for Glenn County: 6
 
Kern County
Bakersfield26
Shafter2
Total Positives for Kern County: 28
 
Kings County
Hanford9
Total Positives for Kings County: 9
 
Lake County
Clearlake1
Lucerne1
Total Positives for Lake County: 2
 
Los Angeles County
Acton1
Calabasas1
Canyon Country1
Cerritos3
Culver City2
Downey1
Hacienda Heights1
Inglewood1
Lakewood1
La Mirada2
Lancaster26
La Puente1
La Verne1
Long Beach3
Los Angeles4
Mission Hills1
North Hills1
North Hollywood2
Northridge3
Palmdale3
Quartz Hill1
San Fernando1
Santa Clarita3
Sherman Oaks4
Topanga1
Valencia6
Valley Village2
Van Nuys4
Westchester1
Total Positives for Los Angeles County: 82
 
Madera County
Madera11
Total Positives for Madera County: 11
 
Merced County
Atwater5
Delhi1
Merced3
Total Positives for Merced County: 9
 
Modoc County
Lookout1
Total Positives for Modoc County: 1
 
Monterey County
Salinas4
Total Positives for Monterey County: 4
 
Orange County
Anaheim2
Cypress2
Irvine1
Laguna Woods1
LAKE FOREST1
Mission Viejo1
Orange1
Santa Ana1
Total Positives for Orange County: 10
 
Placer County
Lincoln1
Penryn1
Roseville2
Total Positives for Placer County: 4
 
Riverside County
Murrieta1
Riverside1
Total Positives for Riverside County: 2
 
Sacramento County
Antelope1
Carmichael1
Elk Grove4
Galt3
Herald1
Isleton1
North Highlands1
Rancho Cordova2
Rio Linda1
Sacramento12
Wilton1
Total Positives for Sacramento County: 28
 
San Bernardino County
Alta Loma1
Chino6
Chino Hills2
Colton1
Ontario2
Rancho Cucamonga1
San Bernardino1
Upland3
Total Positives for San Bernardino County: 17
 
San Diego County
Del Mar2
El Cajon1
Encinitas2
Escondido3
La Jolla1
La Mesa1
Oceanside1
Pine Valley1
Poway2
Rainbow1
Rancho Santa Fe1
San Diego15
San Marcos2
Valley Center5
Vista1
Total Positives for San Diego County: 39
 
San Francisco County
San Francisco1
Total Positives for San Francisco County: 1
 
San Joaquin County
Acampo2
Banta1
Lathrop4
Lodi4
Manteca2
Stockton8
Tracy2
Total Positives for San Joaquin County: 23
 
San Luis Obispo County
Morro Bay1
Total Positives for San Luis Obispo County: 1
 
San Mateo County
Redwood City1
Total Positives for San Mateo County: 1
 
Santa Barbara County
Santa Ynez1
Total Positives for Santa Barbara County: 1
 
Santa Clara County
Los Altos1
San Jose8
Santa Clara1
Saratoga2
Sunnyvale2
Total Positives for Santa Clara County: 14
 
Santa Cruz County
Scotts Valley1
Total Positives for Santa Cruz County: 1
 
Shasta County
Anderson1
Cassel1
Redding6
Shingletown1
Total Positives for Shasta County: 9
 
Solano County
Benicia1
Dixon2
Total Positives for Solano County: 3
 
Stanislaus County
Ceres4
Denair1
Keyes1
Modesto12
Newman1
Patterson1
Turlock6
Waterford2
Total Positives for Stanislaus County: 28
 
Tulare County
Dinuba1
Porterville1
Tulare4
Visalia19
Total Positives for Tulare County: 25
 
Tuolumne County
Long Barn1
Sonora1
Total Positives for Tuolumne County: 2
 
Ventura County
Ojai1
Simi Valley1
Westlake Village1
Total Positives for Ventura County: 3
 
Yolo County
Davis3
Madison1
West Sacramento1
Woodland2
Total Positives for Yolo County: 7

Total Positives for all Counties: 510

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