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30,000 mosquitoes to be released in San Gabriel Valley each week to fight mosquitoes
By Helen Jeong at NBC Los Angeles (KNBC)
· July 7, 2026
· 2 min read
More than 30,000 sterile mosquitoes will be released in the San Gabriel Valley every week through October in an effort to mitigate mosquito-borne diseases, such as dengue and Zika virus, health official announced Tuesday.
The San Gabriel Valley Mosquito and Vector Control District said the rel...
Key takeaway “As the Aedes aegypti population expands throughout the San Gabriel Valley, the risk for local transmission of dengue, Zika, and chikungunya also increases,” District Manager Jason Farned said in a statement.
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Category: local ·
Published: July 7, 2026 ·
Source: NBC Los Angeles (KNBC) ·
Reading time: 2 min
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Frequently asked about this story
What is this story about? More than 30,000 sterile mosquitoes will be released in the San Gabriel Valley every week through October in an effort to mitigate mosquito-borne diseases, such as dengue and Zika virus, health official announced Tuesday.
The San Gabriel Valley Mosquito and Vector Control District said the rel...
When was this published? This article was first published on July 7, 2026 by NBC Los Angeles (KNBC) and curated for The Los Angeles readers.
Who reported this story? This story was reported by Helen Jeong at NBC Los Angeles (KNBC). To learn more about how The Los Angeles selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more local coverage from The Los Angeles, or browse our daily briefing and topic hubs .
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