7th & Walnut Park Air Quality

Monitoring Station · San Bruno, United States
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
19 5pm
19
18
— 8pm
—
—
— 11pm
—
—
— 2am
—
—
— 5am
—
—
— 8am
—
—
— 11am
—
—
— 2pm
—
—
Station readings
19
19
18

Air Quality Forecast (24h)

PM2.54.4 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

19
Forest Lane Park
1.0 km PM2.5: 4.6 µg/m³
16
Belle Air School
1.0 km PM2.5: 3.9 µg/m³
19
Pacific Ave Residence
1.1 km PM2.5: 4.6 µg/m³
18
San Bruno City Hall
1.3 km PM2.5: 4.2 µg/m³
18
Garden Ave Residence
1.5 km PM2.5: 4.2 µg/m³
17
San Bruno School District Office
1.5 km PM2.5: 4.1 µg/m³
17
Parkside Intermediate School
2.2 km PM2.5: 4.1 µg/m³
16
Brentwood Park
2.4 km PM2.5: 3.9 µg/m³

Nearby Cities

18 San Bruno 21 South San Francisco 18 Millbrae 19 Burlingame 18 Pacifica 19 Visitacion Valley 19 Daly City 20 San Mateo 19 Bayview-Hunters Point

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-20T20:55 UTC.