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2004
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West Nile Virus Maps:  California - Sentinel
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Siskiyou County Del Norte County Modoc County Humboldt County Trinity County Lassen County Shasta County (5) Humboldt County Tehama County (12) Plumas County Butte County (50) Mendocino County Glenn County (19) Sierra County Yuba County Lake County (1) Nevada County Colusa County Placer County (25) Sutter County (12) El Dorado County Alpine County Yolo County (11) Napa County Sonoma County Sacramento County (15) Mono County Amador County Solano County Calaveras County Tuolumne County Marin County San Joaquin County (11) Solano County Solano County Contra Costa County Solano County Stanislaus County (12) Sacramento County (15) Contra Costa County Alameda County Mariposa County Marin County San Francisco County San Francisco County Alameda County San Francisco County Madera County San Francisco County San Francisco County San Francisco County San Mateo County San Francisco County San Francisco County Merced County Fresno County (25) Santa Clara County (4) Inyo County Santa Cruz County San Benito County Monterey County Tulare County (11) Kings County (2) San Bernardino County (108) San Luis Obispo County Kern County (101) Santa Barbara County Ventura County (1) Los Angeles County (167) Riverside County (158) Santa Barbara County Santa Barbara County Santa Barbara County Santa Barbara County Ventura County (1) Ventura County (1) Ventura County (1) Orange County (3) Los Angeles County (167) San Diego County Santa Barbara County Los Angeles County (167) Imperial County (56) Ventura County (1) Los Angeles County (167) Los Angeles County (167) San Diego County Navigate to Arizona page Navigate to Idaho page Navigate to Nevada page Navigate to Oregon page Navigate to Utah page Navigate to Wyoming page
Map Scalebar 350 km
Cumulative 2004 Data as of 3 am, Jun 22, 2005*
*These data are provisional and may be revised or adjusted in the future.
[Epi curve - Vertical bar graph showing number of incidents for each of 52 weeks]
Cumulative Sentinel** Infections by County - California, 2004
Butte County50
Fresno County25
Glenn County19
Imperial County56
Kern County101
Kings County2
Lake County1
Los Angeles County167
Orange County3
Placer County25
Riverside County158
Sacramento County15
San Bernardino County108
San Joaquin County11
Santa Clara County4
Shasta County5
Stanislaus County12
Sutter County12
Tehama County12
Tulare County11
Ventura County1
Yolo County11
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