2011 WNV Activity by County

(2017-07-21) - Source: http://www.westnile.ca.gov

Total Positive Counties: 35

CountyHuman CasesDead BirdsMosquito SamplesSentinel Chickens
State Totals1586882087391
Alameda----
Alpine----
Amador1---
Butte3-120
Calaveras----
Colusa----
Contra Costa3387-
Del Norte----
El Dorado12--
Fresno915123-
Glenn12-5
Humboldt----
Imperial--33
Inyo--2-
Kern184389140
Kings1963-
Lake-13-
Lassen----
Los Angeles5822746786
Madera235-
Marin----
Mariposa----
Mendocino----
Merced191115
Modoc----
Mono----
Monterey----
Napa----
Nevada-1--
Orange104991-
Placer110486
Plumas----
Riverside775640
Sacramento41343817
San Benito----
San Bernardino43315042
San Diego--1-
San Francisco----
San Joaquin52751-
San Luis Obispo----
San Mateo----
Santa Barbara1---
Santa Clara13616-
Santa Cruz1---
Shasta--1-
Sierra----
Siskiyou----
Solano-1-1
Sonoma--2-
Stanislaus11241007
Sutter-2268
Tehama11--
Trinity----
Tulare1142827
Tuolumne----
Ventura-1--
Yolo-97-
Yuba3114
State Totals1586882087391