First Hantavirus Detection of 2026
Jan. 16, 2026 | 12:02 PMReading Time: 2 minutes
The County detected hantavirus in a Western harvest mouse found near Los Penasquitos Ranch House (92129) during a routine inspection.
Tag: mice
Mouse in Escondido Tests Positive for Hantavirus
Nov. 15, 2019 | 10:36 AMReading Time: 2 minutes
A western harvest mouse collected in Escondido has tested positive for hantavirus. County officials are reminding people to never sweep or vacuum up after wild rodents if they find them in living spaces, but to use “wet cleaning” instead.
Deer Mouse In Warner Springs Tests Positive for Hantavirus
Aug. 2, 2019 | 2:47 PMReading Time: 2 minutes
A deer mouse trapped during routine monitoring in Warner Springs has tested positive for the potentially deadly hantavirus. Remember: never sweep or vacuum up after rodents if you find mice or rodents in homes, garages, sheds and cabins. Use “wet-cleaning” methods instead!
Mouse Tests Positive for Hantavirus
May 23, 2019 | 8:47 AMReading Time: 2 minutes
A deer mouse trapped in routine monitoring in the Fallbrook area has tested positive for hantavirus, prompting County officials to remind people to never sweep or vacuum up after rodents if they find them in homes, garages, sheds or cabins.
Three Deer Mice Test Positive for Hantavirus
Mar. 26, 2019 | 12:52 PMReading Time: 2 minutes
Three deer mice collected in routine monitoring in Boulevard have tested positive for the potentially deadly hantavirus. Remember, never sweep up or vacuum up after rodents, their droppings or nest material if you find them in your homes, sheds, garages or workplaces.