2010 WNV Activity by County

(2018-10-21) - Source: http://www.westnile.ca.gov

Total Positive Counties: 35

CountyHuman CasesHorsesDead BirdsMosquito SamplesSentinel Chickens
State Totals111194161305281
Alameda1-1--
Alpine-----
Amador-1---
Butte11677
Calaveras-----
Colusa--1-4
Contra Costa4-844
Del Norte-----
El Dorado--2--
Fresno234221307
Glenn2-3--
Humboldt-----
Imperial---1015
Inyo-----
Kern1511327786
Kings1--65-
Lake---3-
Lassen-1---
Los Angeles4-41572
Madera751399
Marin-----
Mariposa-----
Mendocino-----
Merced1-1498
Modoc-----
Mono--1--
Monterey-----
Napa-----
Nevada-----
Orange1-1719-
Placer3-9364
Plumas-----
Riverside--17144
Sacramento1221152056
San Benito-----
San Bernardino5-104111
San Diego--21-
San Francisco1----
San Joaquin6126571
San Luis Obispo-----
San Mateo-----
Santa Barbara-----
Santa Clara--3210-
Santa Cruz--4--
Shasta--4--
Sierra-----
Siskiyou-----
Solano-1112
Sonoma-----
Stanislaus121348621
Sutter--12613
Tehama----1
Trinity-----
Tulare1212116826
Tuolumne-----
Ventura-----
Yolo--14115
Yuba---25
State Totals111194161305281