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Fifth human case of West Nile virus confirmed in Massachusetts

Massachusetts confirms its fifth human case of West Nile virus, while Florida also reports a case.

By · Published September 1, 2026 at 15:30 UTC · Updated September 1, 2026 at 17:24 UTC

8sources
8articles
6velocity
+102%since first seen
2h agofirst detected

Evidence dossier

Intelligence passport

64/100 Strong
8distinct sources shown
3velocity measurements
1language editions checked
Unsupported statements were removed before publicationbrief evidence status

Measured timeline

  1. Detected The first matching coverage entered the Archynetys cluster.
  2. Evidence threshold reached The story had enough independent coverage for an explanatory brief.
  3. Latest coverage observed Most recent article currently attached to this story cluster.
  4. Peak measured velocity The recorded velocity reached 6.

Source diversity sample: Wareham, MA News · masslive.com · Boston.com · The Boston Globe · Action News Jax · The Florida Times-Union · firstcoastnews.com · News4JAX.

How this dossier is built: methodology · AI policy · corrections.

The story so far

The Boston Globe, masslive.com and Boston.com all confirmed that Massachusetts has recorded its fifth human case of West Nile virus. The state's Department of Public Health had previously confirmed four cases. The latest case is the first in Wareham, where the virus was also found in mosquitoes.

News4JAX reported a human case of West Nile virus in Duval County, Florida. The Boston Globe, masslive.com and Boston.com all state that the fifth case in Massachusetts was confirmed by the state's Department of Public Health. The Wareham, MA News reported that the virus was found in mosquitoes in Wareham.

The Boston Globe, masslive.com and Boston.com all state that the fifth case in Massachusetts was confirmed by the state's Department of Public Health.

Synthesized by Archynetys from the headlines below under a strict no-invention contract. ✓ fact-checked: unsupported claims removed (88% supported) Updated 2h ago.

The reporting (8)

The obvious questions

How many human cases of West Nile virus have been confirmed in Massachusetts?

Five.

Where was the fifth human case of West Nile virus confirmed in Massachusetts?

The fifth human case of West Nile virus was confirmed in Wareham, Massachusetts.

Has the West Nile virus been confirmed in a human in Duval County, Florida?

Yes, News4JAX reported a human case of West Nile virus in Duval County, Florida.

Velocity

How fast coverage is spreading — measured hourly from article rate × source diversity. How this works →

Topics

West Nile virus Massachusetts Florida Mosquitoes Public Health

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