Texas adds 3 more New World screwworm cases
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The USDA stressed that “the current risk to animals and people in the United States is very low.”
The interactive map below tracks the spread of New World screwworm cases across Texas and New Mexico and will be updated as new information becomes available. As of June 21, 2026, the USDA has
KXAN is keeping track of the number of New World screwworm (NWS) cases across Texas. The first case was reported June 3 in Zavala County — the first in the state since 1966. The parasitic fly, which lays eggs in the wounds or orifices of animals,
