Vesicular Stomatitis in Colorado
As of September 2026, Colorado has 4 Vesicular Stomatitis alerts in the past 30 days (3 confirmed cases).
Risk Level
🟡 Moderate
Isolated cases — monitor the situation
Cases (30 days)
3
Total Cases
9
Counties Affected
9
Most recent Vesicular Stomatitis alert in Colorado: Sep 18, 2026
Vesicular Stomatitis Alerts in Colorado
Delta and Montezuma, Colorado
Sep 18, 2026 · official quarantine
Archuleta, Colorado
Sep 18, 2026 · resolved
1
confirmed
La Plata, Colorado
Sep 18, 2026 · resolved
2
confirmed
Montezuma, Colorado
Sep 14, 2026 · official quarantine
La Plata and Montrose, Colorado
Aug 19, 2026 · official quarantine
Delta, Colorado
Aug 18, 2026 · official quarantine
1
confirmed
La Plata, Colorado
Aug 13, 2026 · official quarantine
Montrose, Colorado
Aug 10, 2026 · official quarantine
Archuleta and Montezuma, Colorado
Jul 24, 2026 · official quarantine
Archuleta and La Plata, Colorado
Jul 20, 2026 · official quarantine
Montrose, Colorado
Jul 1, 2026 · official quarantine
Montrose, Colorado
Jun 30, 2026 · resolved
3
confirmed
Montezuma, Colorado
May 8, 2026 · official quarantine
Montezuma, Colorado
May 7, 2026 · official quarantine
2
confirmed
About Vesicular Stomatitis
A reportable viral disease of horses, cattle, and pigs that causes painful blisters (vesicles) and ulcers on the mouth, tongue, muzzle, teats, and coronary bands. It is significant because its lesions are nearly indistinguishable from foot-and-mouth disease, so every suspected case triggers a regulatory investigation a…
Full Vesicular Stomatitis guide →Get alerted about Vesicular Stomatitis in Colorado
We'll email you whenever a new equine disease outbreak is reported in Colorado. Unsubscribe anytime.