Mosquito and vector control — West Nile and invasive mosquitoes
Yolo County, California
Summary
The mosquito district reported 77 positive West Nile samples in Yolo County last year and warned about invasive Asian tiger and yellow fever mosquitoes that can carry dengue and Zika. A sterile-insect technique program that crashed mosquito populations in Natomas may expand to Winters this summer.
At a glance
- Total mentions
- 1
- Last 30 days
- 0
Last discussed May 5, 2026.
Impact analysis
All county residents exposed to mosquito-borne disease risk.
Mentions & discussions (2)
Yolo County mosquito sample tests positive for West Nile
Yolo County mosquito sample tests positive for West Nile KCRA
Board of Supervisors — May 5, 2026
The mosquito district reported 77 positive West Nile samples in Yolo County last year and warned about invasive Asian tiger and yellow fever mosquitoes that can carry dengue and Zika. A sterile-insect technique program that crashed mosquito populations in Natomas may expand to Winters this summer.
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