United States Influenza A detections
usa-flu-aHealth & Disease
Influenza (flu) type A positive specimens, WHO FluNet sentinel virology
Subject
United States
Metric
Influenza A detections
Data Points
257
Coverage
2021–2026
Latest Value
90
as of Jul 20, 2026
Time Series (257 observations)
Recent Data
| Date | Value | Type |
|---|---|---|
| Jul 20, 2026 | 90 | - |
| Jul 13, 2026 | 107 | - |
| Jul 6, 2026 | 158 | - |
| Jun 29, 2026 | 146 | - |
| Jun 22, 2026 | 125 | - |
| Jun 15, 2026 | 187 | - |
| Jun 8, 2026 | 130 | - |
| Jun 1, 2026 | 151 | - |
| May 25, 2026 | 174 | - |
| May 18, 2026 | 206 | - |
| May 11, 2026 | 203 | - |
| May 4, 2026 | 373 | - |
| Apr 27, 2026 | 433 | - |
| Apr 20, 2026 | 501 | - |
| Apr 13, 2026 | 726 | - |
Showing most recent 15 of 257 observations
Data Source
WHO_FLUNET
Category
Health & Disease→ Infectious Disease Surveillance
Related Data
View all United States data →API Access
# Fetch data by canonical code
GET /api/v1/timeseries/canonical/usa-flu-a
# With date filters
GET /api/v1/timeseries/canonical/usa-flu-a?start_date=2020-01-01
# Point-in-time reconstruction (Pro)
GET /api/v1/timeseries/canonical/usa-flu-a?as_of=2024-01-01