Equine Infectious Anemia in California
California has no recent Equine Infectious Anemia activity, but 41 alerts have been recorded historically.
Risk Level
🟢 Low
No cases reported in the past 30 days
Cases (30 days)
0
Total Cases
131
Counties Affected
11
Most recent Equine Infectious Anemia alert in California: Sep 28, 2026
Equine Infectious Anemia Alerts in California
Los Angeles, California
Sep 28, 2026 · official quarantine
1
confirmed
San Benito, California
Sep 11, 2026 · official quarantine
1
confirmed
Santa Clara, California
Aug 28, 2026 · official quarantine
6
confirmed
Stanislaus, California
Aug 26, 2026 · active
16
confirmed
Riverside, California
Jul 28, 2026 · official quarantine
2
confirmed
San Bernardino, California
Jul 28, 2026 · official quarantine
6
confirmed
Santa Clara, California
Jun 29, 2026 · official quarantine
6
confirmed
Stanislaus, California
Jun 19, 2026 · active
16
confirmed
Fresno, California
Jun 1, 2026 · official quarantine
1
confirmed
San Bernardino, California
May 8, 2026 · official quarantine
6
confirmed
Riverside, California
May 8, 2026 · official quarantine
2
confirmed
San Joaquin, California
May 1, 2026 · official quarantine
1
confirmed
San Bernardino, California
May 1, 2026 · official quarantine
1
confirmed
Santa Clara, California
Apr 28, 2026 · official quarantine
1
confirmed
Santa Clara, California
Apr 27, 2026 · official quarantine
San Bernardino, California
Apr 27, 2026 · official quarantine
1
confirmed
Santa Clara, California
Apr 21, 2026 · official quarantine
1
confirmed
Riverside, California
Apr 20, 2026 · official quarantine
1
confirmed
San Joaquin, California
Apr 10, 2026 · official quarantine
1
confirmed
Fresno, California
Apr 10, 2026 · official quarantine
1
confirmed
Stanislaus, California
Apr 7, 2026 · active
15
confirmed
Merced, California
Mar 20, 2026 · official quarantine
1
confirmed
Stanislaus, California
Mar 20, 2026 · official quarantine
2
confirmed
Riverside, California
Feb 24, 2026 · official quarantine
1
confirmed
Merced, California
Jan 20, 2026 · official quarantine
1
confirmed
Showing the 25 most recent of 41 total alerts.
About Equine Infectious Anemia
Viral disease transmitted by blood-feeding insects
Full Equine Infectious Anemia guide →Get alerted about Equine Infectious Anemia in California
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