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West Nile Virus
Veterinary
2005
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West Nile Virus:  California - Veterinary
Siskiyou County Del Norte County Modoc County Humboldt County Trinity County Lassen County (1) Shasta County (2) Humboldt County Tehama County (4) Plumas County (1) Butte County (7) Mendocino County (1) Glenn County (2) Sierra County Yuba County (10) Lake County (10) Nevada County (8) Colusa County (2) Placer County (27) Sutter County (1) El Dorado County (8) Alpine County Yolo County (14) Napa County (1) Sonoma County (1) Sacramento County (34) Mono County (1) Amador County (7) Solano County (16) Calaveras County (6) Tuolumne County (4) Marin County San Joaquin County (19) Solano County (16) Solano County (16) Contra Costa County (36) Solano County (16) Stanislaus County (46) Sacramento County (34) Contra Costa County (36) Alameda County (7) Mariposa County (2) Marin County San Francisco County San Francisco County Alameda County (7) San Francisco County Madera County (20) San Francisco County San Francisco County San Francisco County San Mateo County San Francisco County San Francisco County Merced County (25) Fresno County (33) Santa Clara County (2) Inyo County (2) Santa Cruz County San Benito County (2) Monterey County (1) Tulare County (23) Kings County (5) San Bernardino County (3) San Luis Obispo County (13) Kern County (26) Santa Barbara County (6) Ventura County (8) Los Angeles County (15) Riverside County (46) Santa Barbara County (6) Santa Barbara County (6) Santa Barbara County (6) Santa Barbara County (6) Ventura County (8) Ventura County (8) Ventura County (8) Orange County Los Angeles County (15) San Diego County Santa Barbara County (6) Los Angeles County (15) Imperial County Ventura County (8) Los Angeles County (15) Los Angeles County (15) 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 2005 Data as of 3 am, May 05, 2006*
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 Veterinary Disease Cases by County - California, 2005
Alameda County7
Amador County7
Butte County7
Calaveras County6
Colusa County2
Contra Costa County36
El Dorado County8
Fresno County33
Glenn County2
Inyo County2
Kern County26
Kings County5
Lake County10
Lassen County1
Los Angeles County15
Madera County20
Mariposa County2
Mendocino County1
Merced County25
Mono County1
Monterey County1
Napa County1
Nevada County8
Placer County27
Plumas County1
Riverside County46
Sacramento County34
San Benito County2
San Bernardino County3
San Joaquin County19
San Luis Obispo County13
Santa Barbara County6
Santa Clara County2
Shasta County2
Solano County16
Sonoma County1
Stanislaus County46
Sutter County1
Tehama County4
Tulare County23
Tuolumne County4
Ventura County8
Yolo County14
Yuba County10
Cumulative Total Entire State: 508
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Map Legend
* States shown in yellow are those in which virus activity has been reported historically, but all counties in these states have not necessarily reported virus activity.