US HPAI Tracker

Highly pathogenic avian influenza · USDA APHIS confirmed detections · poultry flocks and livestock (dairy) herds

Where: confirmed livestock herds by state

CSV: by state

When: confirmed herds by month

CSV: monthly by state

Cumulative confirmed herds since March 2024

CSV: cumulative

Year over year: cumulative herds by calendar year

Species (APHIS totals)

CSV: species

By state

Recent detections

CSV: all herd detections