San Jose-Knox Avenue, Santa Clara, California

Monitoring Station · Alum Rock, United States
9
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
25 3pm
25
25
25 6pm
12
12
12 9pm
25
25
12 12am
25
25
25 3am
25
25
— 6am
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—
— 9am
—
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— 12pm
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Air Quality Trend (24h)

Nearby Monitoring Stations

25
San Jose-Knox Avenue, Santa Clara, California
0.0 km
33
San Jose-Knox Avenue, Santa Clara, California
0.0 km
30
San Jose-Knox Avenue, Santa Clara, California
0.0 km
43
Cristo Rey Jesuit High School
1.8 km PM2.5: 10.4 µg/m³
38
San Jose - Jackson St, Santa Clara, California
4.1 km
28
San Jose - Jackson St, Santa Clara, California
4.1 km
24
Andrew Hill High School
5.5 km PM2.5: 5.8 µg/m³
26
Cupertino City Hall
16.0 km PM2.5: 6.3 µg/m³

Nearby Cities

28 Alum Rock 29 San Jose 28 Santa Clara 28 Campbell 28 Milpitas 28 Cupertino 25 Los Gatos 28 Sunnyvale 25 Saratoga

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T18:41 UTC.