WEST NILE VIRUS ACTIVITY
For Human and Equine cases, please visit westnile.ca.gov.
West Nile virus positives total for 2023
|Sacramento County||Yolo County||Total|
If you see a bird, particularly a crow or magpie, lacking signs of trauma that has been dead for less than 24 hours, please call 1-877-WNV-BIRD (1-877-968-2473) or report it online here. Crows and magpies are particularly susceptible to the disease, so they make excellent early warning sentinels for virus activity in our area.
WNV IN YOUR AREA?
MAP OF WNV ACTIVITY
Click here to show confirmed positive samples of West Nile virus activity in Sacramento and Yolo counties to date.