Mosquitoes

Napa County Mosquito Abatement District (NCMAD) has been controlling mosquito populations for the citizens of Napa County since 1925. The Board of Trustees comprised of representatives from each incorporated City and the County-at-large governs the District. There are currently eight employees who are responsible for controlling mosquitoes throughout the County.

NCMAD works closely with other public agencies, park districts and wineries to provide an effective and environmentally sound mosquito control program. The District also works with planning agencies to minimize mosquito production in wetland restoration and enhancement projects.

There are 20 known species of mosquitoes in Napa County.

Ten Most Bothersome Mosquitos in Napa County

Napa County currently has 20 species of mosquitoes, ten of which are intensively monitored and controlled. Mosquitoes marked with an asterisk (*) are known carriers of West Nile Virus.

Mosquito Borne Diseases

There has been a lot of public concern and confusion about mosquitoes and AIDS. Scientific studies conducted by the Centers for Disease Control and the World Health Organization have shown that mosquitoes DO NOT transmit AIDS. For more information, here is an article from Nature.com about why mosquitoes cannot transmit AIDS.

May contain: mosquito, invertebrate, insect, and animal

Supplemental Information: Mosquitoes

Here you can find information on the differing breeds of mosquitoes, those found in the district and beyond.

Supplemental Information: Mosquitoes

Here you can find information on the differing breeds of mosquitoes, those found in the district and beyond.

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