UCSF Mount Zion Air Quality

Monitoring Station · San Francisco, United States
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
23 11pm
23
28
28 2am
28
28
28 5am
28
28
28 8am
28
28
28 11am
28
21
— 2pm
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—
— 5pm
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— 8pm
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Station readings
23
23
CAMS model adj -6
34
34
34
34
34
34
34
34
34
34
34
34
34
34
27

Air Quality Forecast (24h)

PM2.55.4 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

154
Enviro Urban (outdoor-aq)
1.5 km PM2.5: 62.0 µg/m³
38
Eddy St. & Jones St. (BC)
2.5 km PM2.5: 9.2 µg/m³
47
Howard St. & 6th St. (BC)
2.8 km PM2.5: 11.3 µg/m³
22
Broadway St. & Stockton St. (BC)
3.0 km PM2.5: 5.2 µg/m³
20
UCSF Parnassus
3.1 km PM2.5: 4.7 µg/m³
36
San Francisco-Arkansas Street, San Francisco, California
4.1 km PM2.5: 8.6 µg/m³
20
UCSF Mission Bay
5.0 km PM2.5: 4.7 µg/m³
-
Emperor Norden
5.6 km PM2.5: 0.0 µg/m³

Nearby Cities

23 San Francisco 23 Mission District 22 Noe Valley 17 Parkside 23 Bayview-Hunters Point 22 Visitacion Valley 20 Daly City 20 South San Francisco 24 Oakland

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T02:37 UTC.