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New World screwworm in Texas: New cases detected
By Amber Kite at KTVU FOX 2 News
· June 22, 2026
· 1 min read
The first case of New World screwworm in the United States was reported on June 3, 2026. Since then, the country has recorded 15 total cases across two states, all found in domestic animals rather than wildlife.
Key takeaway Since then, the country has recorded 15 total cases across two states, all found in domestic animals rather than wildlife.
Why this matters in The San Francisco
The detection of New World screwworm cases in Texas, although not in San Francisco , raises concerns about the potential spread of this parasitic infestation to the Bay Area. Given the region's proximity to international ports and its thriving agricultural sector, the risk of screwworm introduction through infected animals or contaminated products is a concern for local animal health officials. San Francisco's unique geography, with its mix of urban and rural areas, poses a challenge for disease surveillance and control. The city's animal control services and veterinary community must be vigilant in monitoring for signs of screwworm infestation, particularly among domestic animals that may have been imported from affected areas. As the situation in Texas evolves, San Francisco's agricultural and public health agencies should review their protocols for detecting and responding to exotic disease outbreaks, ensuring the city is prepared to prevent and contain any potential screwworm cases.
About this story
Original reporting by KTVU FOX 2 News . The San Francisco surfaces reporting from trusted publishers and adds local editorial context so readers can quickly understand what a story means for their community. We attribute every source, link to the original report, and follow a documented editorial standards policy. To understand how stories are selected and reviewed, read our about page .
For the complete original report, visit KTVU FOX 2 News . Have a tip or correction? Contact our newsroom .
Category: local ·
Published: June 22, 2026 ·
Source: KTVU FOX 2 News ·
Reading time: 1 min
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Frequently asked about this story
What is this story about? The first case of New World screwworm in the United States was reported on June 3, 2026. Since then, the country has recorded 15 total cases across two states, all found in domestic animals rather than wildlife.
When was this published? This article was first published on June 22, 2026 by KTVU FOX 2 News and curated for The San Francisco readers.
Who reported this story? This story was reported by Amber Kite at KTVU FOX 2 News. To learn more about how The San Francisco selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more local coverage from The San Francisco, or browse our daily briefing and topic hubs .
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