Annandale ES (2151) Air Quality

Monitoring Station · South Pasadena, United States
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
41 11pm
38
46
46 2am
46
46
46 5am
46
46
46 8am
46
46
46 11am
46
46
— 2pm
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—
— 5pm
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— 8pm
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Station readings
41
38
CAMS model adj -8
54
54
54
54
54
54
54
54
54
54
54
54
54
54
54

Air Quality Forecast (24h)

PM2.59.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

37
San Pascual ES (6493)
1.7 km PM2.5: 8.8 µg/m³
37
Buchanan ES (2603)
2.1 km PM2.5: 8.8 µg/m³
36
Eagle Rock ES (3507)
2.5 km PM2.5: 8.7 µg/m³
35
Eagle Rock Public Library - Outside
2.8 km PM2.5: 8.5 µg/m³
18
Eagle Rock Public Library - Inside
3.1 km PM2.5: 4.2 µg/m³
2
RBAC Rose Bowl Aquatics Center
3.3 km PM2.5: 0.6 µg/m³
33
Arroyo Seco Museum Science Magnet SPAN (4322)
3.4 km PM2.5: 8.0 µg/m³
42
El Sereno ES (3562)
4.4 km PM2.5: 10.1 µg/m³

Nearby Cities

36 South Pasadena 39 Atwater Village 37 Alhambra 36 La Cañada Flintridge 36 San Gabriel 33 Altadena 39 Echo Park 35 Silver Lake 37 Monterey Park

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:43 UTC.