HAYWARD, Calif.- On August 27, an invasive mosquito, Aedes aegypti, was detected in the Altamont Creek neighborhood of northeastern Livermore. After inspecting properties in the area, District staff will apply a mosquito-specific larval treatment on September 5th to prevent additional adults from emerging. 

HAYWARD, CA  August 11, 2025 — The Alameda County Mosquito Abatement District has confirmed the discovery of two adult Aedes aegypti mosquitoes in Livermore on August 8th. This marks the first detection of the invasive species in the city. The District is working with city officials and volunteer groups to inform residents and inspect properties.

HAYWARD, CA August 4, 2025– The Alameda County Mosquito Abatement District discovered an Aedes aegypti mosquito larva in a trap placed in the Alameda County Fairgrounds in Pleasanton. This mosquito is not native to California and can spread diseases such as dengue, Zika, and yellow fever. The District is inspecting and treating all known mosquito breeding sites in the area and conducting intensive…

HAYWARD,CA March 20, 2025

HAYWARD,CA  January 29, 2025 -  For the third year in a row, the Alameda County Mosquito Abatement District was awarded the Special District Leadership Foundation’s District Transparency Certificate of Excellence and the Government Finance Officers Association of the United States and Canada’s Certificate of Achievement for Excellence in Financial Reporting. Both awards require years of…