U.S. New World Screwworm cases rise to 20 as Texas outbreak expands
The first case of New World screwworm in the United States was reported on June 3, 2026. Since then, the country has recorded 16 total cases across two states, all found in domestic animals rather than wildlife.
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National story. 24 articles from 5 sources. Updated Jun 25, 2026.
Part of The New World screwworm's spread into the United States
How each side is putting it
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1 sourceScrewworm cases remain a threat to South Texas livestock
Center
4 sourcesRan by 3 outlets· Fox7 Austin, FOX 4 Dallas, +1 more
Ran by 3 outlets· FOX 4 Dallas, Fox7 Austin, +1 more
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0 sourcesNo Right coverage yet.
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The story so far
2 developments- Jun 23Screwworm in Texas: Pest found in Sutton Co. goat, state cases climb to 11
- Jun 24U.S. New World Screwworm cases rise to 20 as Texas outbreak expands
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Quiet for 123 daysLast development · Jun 24 — U.S. New World Screwworm cases rise to 20 as Texas outbreak expands