California and Hawthorn Pl Air Quality

Monitoring Station · South San Francisco, United States
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
28 1pm
30
28
28 4pm
28
28
28 7pm
28
28
28 10pm
21
21
28 1am
28
28
— 4am
—
—
— 7am
—
—
— 10am
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Station readings
28
30
CAMS model adj -6
34
34
34
34
34
34
34
34
34
34
27
27
34
34
34

Air Quality Forecast (24h)

PM2.57.3 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

38
Cypress and Pine Playlot
0.3 km PM2.5: 9.0 µg/m³
23
California and Cypress Ave
0.3 km PM2.5: 5.5 µg/m³
30
Rise South City Office
0.4 km PM2.5: 7.3 µg/m³
22
Grand and Magnolia St
0.8 km PM2.5: 5.3 µg/m³
21
Gardiner Park
1.0 km PM2.5: 5.1 µg/m³
23
Orange Memorial Park
1.5 km PM2.5: 5.6 µg/m³
27
Pacific Ave Residence
2.2 km PM2.5: 6.4 µg/m³
23
Buri Buri Park
2.8 km PM2.5: 5.4 µg/m³

Nearby Cities

28 South San Francisco 25 San Bruno 28 Visitacion Valley 25 Daly City 25 Millbrae 30 Bayview-Hunters Point 24 Pacifica 25 Burlingame 25 Noe Valley

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T16:41 UTC.