Air Quality in United States
Historical data and real-time monitoring
123
Events (30d)
133
Events (90d)
59.4
Avg Severity
19.7M
Population Exposed
Recent Events
mediumCS:37
Unhealthy Air Quality (AQI 168)
Spokane2026-09-106h ago7.3K exposed
highCS:48
Very Unhealthy Air Quality (AQI 233)
Redwood City2026-09-106h ago19.5K exposed
criticalCS:55
Hazardous Air Quality (AQI 999)
Fairbanks2026-09-099h ago21.2K exposed
mediumCS:46
Unhealthy Air Quality (AQI 151)
Oceanside2026-09-0919h ago61.0K exposed
criticalCS:43
Hazardous Air Quality (AQI 381)
Vancouver2026-09-091d ago
mediumCS:29
Unhealthy Air Quality (AQI 175)
Austin2026-09-091d ago
mediumCS:37
Unhealthy Air Quality (AQI 167)
Bend2026-09-091d ago1.3K exposed
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-091d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-091d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-091d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-091d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-091d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-091d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-091d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-091d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-091d ago
criticalCS:43
Hazardous Air Quality (AQI 307)
Vancouver2026-09-081d ago
mediumCS:46
Unhealthy Air Quality (AQI 152)
San Pablo2026-09-081d ago60.0K exposed
mediumCS:46
Unhealthy Air Quality (AQI 159)
Oceanside2026-09-081d ago61.0K exposed
lowCS:32
Unhealthy for Sensitive Groups Air Quality — Northeast Urban
Hillside2026-09-082d ago21.6K exposed
lowCS:20
Unhealthy for Sensitive Groups Air Quality — Phoenix
Encanto2026-09-082d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — Phoenix
Encanto2026-09-082d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — Phoenix
Encanto2026-09-082d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-082d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-082d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-082d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-082d ago
lowCS:20
Unhealthy for Sensitive Groups Air Quality — San Diego Coast
La Jolla2026-09-082d ago
mediumCS:29
Unhealthy Air Quality — San Diego Coast
La Jolla2026-09-082d ago
mediumCS:37
Unhealthy Air Quality (AQI 160)
Groves2026-09-072d ago5.9K exposed