Air Quality in Sierra Leone
Historical data and real-time monitoring
5
Events (30d)
5
Events (90d)
45.3
Avg Severity
1.3M
Population Exposed
Recent Events
mediumCS:29
Unhealthy Air Quality (AQI 151)
Freetown2026-09-056h ago
mediumCS:50
Unhealthy Air Quality (AQI 150)
Freetown2026-09-051d ago161.2K exposed
mediumCS:50
Unhealthy Air Quality (AQI 152)
Freetown2026-09-041d ago294.4K exposed
mediumCS:50
Unhealthy Air Quality (AQI 151)
Freetown2026-09-023d ago294.4K exposed
mediumCS:32
Unhealthy Air Quality (AQI 152)
Freetown2026-09-015d ago522.8K exposed