West Nile Virus in Indiana
As of September 2026, Indiana has 4 West Nile Virus alerts in the past 30 days (4 confirmed cases).
Risk Level
🟠 Elevated
Multiple cases — enhanced biosecurity recommended
Cases (30 days)
4
Total Cases
31
Counties Affected
13
Most recent West Nile Virus alert in Indiana: Sep 23, 2026
West Nile Virus Alerts in Indiana
Adams, Indiana
Sep 23, 2026 · active
1
confirmed
Wayne, Indiana
Sep 14, 2026 · active
1
confirmed
Lake, Indiana
Sep 14, 2026 · active
1
confirmed
Adams, Indiana
Sep 14, 2026 · active
1
confirmed
Porter, Indiana
Aug 19, 2026 · active
1
confirmed
Allen, Indiana
Oct 31, 2025 · active
1
confirmed
Adams, Indiana
Oct 9, 2025 · active
1
confirmed
Henry, Indiana
Sep 25, 2025 · active
1
confirmed
Adams, Indiana
Sep 11, 2025 · active
1
confirmed
Jay, Indiana
Sep 11, 2025 · active
1
confirmed
Allen, Indiana
Aug 29, 2025 · active
1
confirmed
Allen, Indiana
Aug 26, 2025 · active
1
confirmed
Adams, Indiana
Aug 25, 2025 · active
1
confirmed
Allen, Indiana
Aug 22, 2025 · active
1
confirmed
Dekalb, Indiana
Aug 22, 2025 · active
1
confirmed
Adams, Indiana
Aug 22, 2025 · active
1
confirmed
Jay, Indiana
Aug 6, 2025 · active
1
confirmed
LaGrange, Indiana
Oct 12, 2024 · active
1
confirmed
LaGrange, Indiana
Sep 27, 2024 · active
1
confirmed
Adams and Elkhart Counties, Indiana
Sep 25, 2024 · active
2
confirmed
Elkhart, Indiana
Sep 17, 2024 · active
1
confirmed
Elkhart, Indiana
Sep 6, 2024 · active
1
confirmed
LaGrange, Indiana
Sep 6, 2024 · active
1
confirmed
Elkhart, Indiana
Aug 26, 2024 · active
1
confirmed
Elkhart, Indiana
Aug 26, 2024 · active
1
confirmed
Showing the 25 most recent of 30 total alerts.
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