Grand and Magnolia St Air Quality

Monitoring Station · South San Francisco, United States
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
22 12pm
21
22
22 3pm
22
22
22 6pm
22
22
22 9pm
22
15
15 12am
22
22
— 3am
—
—
— 6am
—
—
— 9am
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Station readings
22
21
CAMS model adj -12
34
34
34
34
34
34
34
34
34
34
34
27
27
34
34

Air Quality Forecast (24h)

PM2.55.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

29
Rise South City Office
0.6 km PM2.5: 6.9 µg/m³
23
Orange Memorial Park
0.7 km PM2.5: 5.6 µg/m³
28
California and Hawthorn Pl
0.8 km PM2.5: 6.7 µg/m³
23
California and Cypress Ave
1.1 km PM2.5: 5.4 µg/m³
37
Cypress and Pine Playlot
1.1 km PM2.5: 8.9 µg/m³
21
Gardiner Park
1.7 km PM2.5: 5.1 µg/m³
26
Pacific Ave Residence
2.0 km PM2.5: 6.3 µg/m³
23
Buri Buri Park
2.0 km PM2.5: 5.4 µg/m³

Nearby Cities

28 South San Francisco 25 San Bruno 25 Daly City 28 Visitacion Valley 25 Millbrae 24 Pacifica 33 Bayview-Hunters Point 25 Burlingame 25 Noe Valley

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T15:53 UTC.