Disease Trends
Analyze equine disease outbreak patterns over time
Monthly Cases
Top 10 diseases shown individually, others grouped in gray. Hover over "Other" to see breakdown.
Vaccination Insights
Vaccination status of affected horses (596 cases with data)
17%
Properly Vaccinated
82 of 488 cases (known status)
83%
Unprotected
406 unvaccinated or undervaccinated
596
Cases Tracked
With detailed vaccination data
Vaccination Status Distribution
Vaccinated (82)
Unvaccinated (357)
Undervaccinated (49)
Unknown (108)
Vaccination by Disease
💡
Why Vaccination Matters
Over half of reported disease cases occur in unvaccinated or undervaccinated horses. Proper vaccination significantly reduces the risk of infection and serious complications.
Geographic Breakdown
Cases by state and county
Cases by State
Click on a state to view detailed information. Size represents total cases.
Southeast
Southwest
Midwest
Northeast
West
Northwest
Top Affected Counties
Counties with the most reported cases. Trend shows weekly activity.
| # | County | State | Cases | Trend | Change | Top Diseases |
|---|---|---|---|---|---|---|
| 1 | Stanislaus | CA | 16 | -6% | Equine Infectio... | |
| 2 | San Bernardino | CA | 7 | +600% | Equine Infectio... | |
| 3 | Genesee | MI | 5 | +67% | Strangles | |
| 4 | Pierce | WA | 5 | +400% | Equine Infectio... | |
| 5 | Douglas | NE | 3 | +200% | StranglesEquine Herpesvi... | |
| 6 | Sweet Grass | MT | 3 | +100% | Strangles | |
| 7 | Dane | WI | 3 | - | Equine Influenz... | |
| 8 | District of Temiskaming | ON | 3 | +100% | Strangles | |
| 9 | Hartford | CT | 2 | +100% | Strangles | |
| 10 | Marquette | MI | 2 | +100% | Strangles |
16
-6%
Equine Infec...
7
+600%
Equine Infec...
5
+67%
Strangles
5
+400%
Equine Infec...
3
+200%
StranglesEquine Herpe...
3
+100%
Strangles
3
-
Equine Influ...
3
+100%
Strangles
2
+100%
Strangles
2
+100%
Strangles
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