El Sereno ES (3562)

Monitoring Station · South Pasadena, United States
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
54 8pm
53
54
54 11pm
54
54
54 2am
54
54
54 5am
54
54
54 8am
54
—
— 11am
—
—
— 2pm
—
—
— 5pm
—
—
Station readings
54
53
CAMS model adj -21
75
75
75
75
75
75
75
75
75
75
75
75
75
75

Air Quality Trend (24h)

PM2.513.2 µg/m³ ✓ WHO
Moderate

Nearby Monitoring Stations

51
Sierra Park ES (6753)
1.2 km PM2.5: 12.2 µg/m³
52
Sierra Vista ES (6767)
1.8 km PM2.5: 12.7 µg/m³
47
Arroyo Seco Museum Science Magnet SPAN (4322)
2.8 km PM2.5: 11.3 µg/m³
52
Multnomah St ES (5425)
2.9 km PM2.5: 12.6 µg/m³
49
San Pascual ES (6493)
3.3 km PM2.5: 11.7 µg/m³
54
Gates ES (4096)
3.3 km PM2.5: 13.5 µg/m³
51
Harrison ES (4438)
4.1 km PM2.5: 12.3 µg/m³
53
Buchanan ES (2603)
4.2 km PM2.5: 12.9 µg/m³

Nearby Cities

52 South Pasadena 52 Alhambra 52 Monterey Park 52 San Gabriel 52 Boyle Heights 52 East Los Angeles 52 Los Angeles 53 Echo Park 52 Atwater Village

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T23:12 UTC.