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West Nile Virus Activity

The Oregon Health Authority, Public Health Division works with local health departments, mosquito control districts and other agencies to detect and test for the presence of West Nile virus. Health care providers, veterinarians and diagnostic laboratories take part in surveillance efforts.

2020 Data

Oregon Cases

2020 map
2020

Number Positive

Humans 0
Sentinel Chickens 0
Birds 0
Mosquitoes (pools) 0
Horses 0
Squirrel 0
Dogs 0
As of January 2020
U.S. West Nile cases by state - CDC website

Data from Previous Years


Suspect Cases

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