U.S. New World screwworm detections: 49 (as of September 10, 2026)
As of September 10, 2026, The Stovall Report's tracker counts 49 confirmed New World screwworm (Cochliomyia hominivorax) detections in the United States. The figure is extracted automatically each night from the latest published official statement (New World screwworm cases climb to 49, with latest found in Presidio County horse) and is rated medium confidence; confirm against USDA APHIS.
This page is frozen to the reading. Current figure: 52 as of September 29, 2026.
Canonical: https://stovall.report/facts/screwworm-us-detections/2026-09-10
Cite as: The Stovall Report, “U.S. New World screwworm detections,” as of September 10, 2026, https://stovall.report/facts/screwworm-us-detections/2026-09-10.
The reading
- Confirmed U.S. detections
- 49
- Source
- New World screwworm cases climb to 49, with latest found in Presidio County horse (via Google News)
- Confidence
- medium
- Extracted
Full history: U.S. detections tracker. Method: Screwworm Watch methodology. The Stovall Report is an independent tracker, not an official USDA, TAHC or COPEG source; confirm against USDA APHIS.