Annandale ES (2151) Air Quality

Monitoring Station · South Pasadena, United States
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
33 5pm
33
32
33 8pm
33
33
33 11pm
33
33
33 2am
33
33
33 5am
33
33
— 8am
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—
— 11am
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— 2pm
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Station readings
33
33
32
CAMS model adj -21
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.57.8 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

32
San Pascual ES (6493)
1.7 km PM2.5: 7.6 µg/m³
34
Buchanan ES (2603)
2.1 km PM2.5: 8.1 µg/m³
33
Eagle Rock ES (3507)
2.5 km PM2.5: 8.0 µg/m³
32
Eagle Rock Public Library - Outside
2.8 km PM2.5: 7.7 µg/m³
17
Eagle Rock Public Library - Inside
3.1 km PM2.5: 4.1 µg/m³
2
RBAC Rose Bowl Aquatics Center
3.3 km PM2.5: 0.6 µg/m³
31
Arroyo Seco Museum Science Magnet SPAN (4322)
3.4 km PM2.5: 7.4 µg/m³
38
El Sereno ES (3562)
4.4 km PM2.5: 9.0 µg/m³

Nearby Cities

33 South Pasadena 38 Atwater Village 35 Alhambra 33 La Cañada Flintridge 35 San Gabriel 31 Altadena 38 Echo Park 35 Silver Lake 37 Monterey Park

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T20:50 UTC.