2016 WNV Activity by County
Year To Date (Weeks 1 - 13)

(2017-08-21) - Source: http://www.westnile.ca.gov

Total Positive Counties: 3

CountyHuman CasesDead BirdsMosquito SamplesSentinel Chickens
State Totals01100
Alameda----
Alpine----
Amador----
Butte----
Calaveras----
Colusa----
Contra Costa----
Del Norte----
El Dorado----
Fresno----
Glenn----
Humboldt----
Imperial----
Inyo----
Kern----
Kings----
Lake----
Lassen----
Los Angeles-1--
Madera----
Marin----
Mariposa----
Mendocino----
Merced----
Modoc----
Mono----
Monterey----
Napa----
Nevada----
Orange----
Placer----
Plumas----
Riverside----
Sacramento----
San Benito----
San Bernardino----
San Diego-7--
San Francisco----
San Joaquin----
San Luis Obispo----
San Mateo----
Santa Barbara----
Santa Clara-3--
Santa Cruz----
Shasta----
Sierra----
Siskiyou----
Solano----
Sonoma----
Stanislaus----
Sutter----
Tehama----
Trinity----
Tulare----
Tuolumne----
Ventura----
Yolo----
Yuba----
State Totals01100