The GLACVCD Sylmar Branch is closed due to the Saddleridge wildfire. Stay safe.
Community Health, Comfort, and Welfare Through Effective and Responsive Vector Control Since 1952.
Invasive Aedes Mosquitoes
New threats are moving into our communities. The invasive Aedes mosquitoes have the potential to transmit Zika, dengue, yellow fever, and chikungunya.
Are They in Your City? Learn more
West Nile Virus
Get the information you need to protect yourself and your family from this mosquito-borne disease
Education & Outreach Programs
The Greater Los Angeles County Vector Control District offers FREE science programs to schools within District boundaries. GLACVCD also provides materials and videos for educators, citizens and students.
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What is a Vector?
A vector is any arthropod, insect, rodent or other animal of public health significance capable of harboring or transmitting the causative agents of human disease (e.g. malaria, plague) to humans. Under certain circumstances, insects or other arthropods that cause human discomfort or injury, but not disease, are sometimes referred to as vectors.
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