La Cañada Flintridge — Welcome to the family!

It’s official! After more than 10 years of receiving vector control services under contract, the annexation of La Cañada Flintridge into the Greater Los Angeles County Vector Control District has been finalized! You join the ranks of 34 other Los Angeles County cities stretching from the Santa Clarita Valley to the Port of Long Beach – some 1,340 square miles, … Read More

Fact Sheet

A new environmentally-safe and pesticide-free approach for the control of Asian tiger mosquito infestations in Southern California. How it WorksBeginning late June until the end of this season, Vector Control will release sterile male Asian tiger mosquitoes (Aedes albopictus) in a localized area of South El Monte. We will release approximately 5,000 male tiger mosquitoes throughout program area twice weekly. Male mosquitoes do not ... Read More

The Invasion Continues…Up North!

On May 11, 2015, Alameda County (map) Mosquito Abatement District (ACMAD) detected the dreaded Aedes aegypti, also known as the yellow fever mosquito. This news follows closely on the heels of the discovery of Ae. aegypti in Orange County. “Our primary goal is to eliminate this mosquito population so it does not spread,” said ACMAD District Manager Jan O. Washburn. It … Read More

The Invasion Hits Orange County

On April 27, 2015, Orange County Mosquito and Vector Control District confirmed the presence of Aedes aegypti, the yellow fever mosquito (press release). We at GLACVCD were surprised and, at the same time, knew it was only a matter of time. This is because the yellow fever mosquito has been spreading rapidly throughout California. We’ve seen them popping up in cities … Read More

District History

The 1950’s 1952 The Southeast Mosquito Abatement District was formed through a citizen petition aimed at controlling mosquitoes emanating from the Los Angeles River, affecting the proximate cities of Maywood, Bell, Huntington Park and portions of Los Angeles County totaling approximately 150 square miles. 1955 A new permanent headquarters was built in the city of South Gate. District Entomologist Gardner ... Read More

Service Request Form

This is the size of an adult mosquito. Are you experiencing bites? Do you need help with mosquitoes, black flies or midges? Requesting mosquitofish?   If you need help with BEES, RODENTS (RATS) or FIRE ANTS? Please click HERE for the appropriate agency. BEFORE YOU CONTINUE, please click HERE to be sure we can help you. This is a service to our ... Read More

Scientific-Technical Services

Scientific Technical Services Staff
The Scientific-Technical Services staff is part of a comprehensive approach to protecting public health. Their surveillance program utilizes a variety of field and laboratory techniques to monitor mosquito-borne diseases, as well as population densities of mosquitoes, black flies and midges. Disease surveillance efforts detect West Nile virus (WNV), St. Louis encephalitis (SLE) and Western Equine encephalomyelitis (WEE) in mosquitoes, as ... Read More

Chikungunya — Chikun-wha? Say that Again?

In the past few weeks, media outlets across the country have increasingly reported on chikungunya (chik-en-gun-ye) cases. No, it’s not a new fad and it doesn’t involve selfies. Chikungunya is an illness caused by a virus that spreads through mosquito bites. There have been more than 50 cases of people infected with chikungunya travelling back to the U.S. from the … Read More

Residents Open Doors to Help Knock Down Invasive Species

There’s a new mosquito in town and South El Monte residents and city officials are working with the District to kick the pest out of their backyards. The Asian tiger mosquitoes (Aedes albopictus) originate from Southeast Asia. They were discovered within the District in fall 2011. The dangerous mosquito has the potential to spread diseases such as dengue fever and … Read More

GLACVCD 2012 – Year in Review

Many parts of the nation experienced record numbers of West Nile virus (WNV) cases this year. The Centers for Disease Control and Prevention reported this week more than 5,245 cases of WNV in people, including 236 deaths nationwide so far this year. Locally, the year began as a relatively moderate one until WNV activity spiked in August. In comparison to recent … Read More