San Jose-Knox Avenue, Santa Clara, California

Monitoring Station · Alum Rock, United States
43
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
43 10pm
25
12
25 1am
25
25
25 4am
25
37
50 7am
50
75
75 10am
75
50
— 1pm
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— 4pm
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— 7pm
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Air Quality Trend (24h)

Nearby Monitoring Stations

13
San Jose-Knox Avenue, Santa Clara, California
0.0 km
15
Cristo Rey Jesuit High School
1.8 km PM2.5: 3.7 µg/m³
3
San Jose - Jackson St, Santa Clara, California
4.1 km
24
Andrew Hill High School
5.5 km PM2.5: 5.8 µg/m³
14
Cupertino City Hall
16.0 km PM2.5: 3.4 µg/m³
18
JFK Middle School
18.0 km PM2.5: 4.4 µg/m³
14
Environment Education Center
19.1 km PM2.5: 3.3 µg/m³
16
N Foothhill Blvd
19.4 km PM2.5: 3.8 µg/m³

Nearby Cities

15 Alum Rock 15 San Jose 15 Santa Clara 15 Campbell 15 Milpitas 15 Cupertino 15 Los Gatos 14 Sunnyvale 14 Saratoga

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T01:53 UTC.