Castlemont High School Air Quality

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

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
23 1pm
23
41
21 4pm
14
14
14 7pm
21
21
21 10pm
21
21
21 1am
14
14
— 4am
—
—
— 7am
—
—
— 10am
—
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Station readings
23
23
CAMS model adj -13
34
54
54
34
27
27
27
34
34
34
34
34
34
27
27

Air Quality Forecast (24h)

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

28
Lifers Dashwood
0.3 km PM2.5: 6.7 µg/m³
30
East Oakland Pride ES
1.0 km PM2.5: 7.2 µg/m³
27
Oakland Academy of Knowledge (OAK) ES
1.0 km PM2.5: 6.4 µg/m³
26
Rudsdale Continuation HS
1.2 km PM2.5: 6.2 µg/m³
24
Reach Academy ES
1.3 km PM2.5: 5.7 µg/m³
20
Elmhurst United MS
1.5 km PM2.5: 4.7 µg/m³
11
Markham ES
1.6 km PM2.5: 2.7 µg/m³
25
Highland Community ES
1.6 km PM2.5: 6.0 µg/m³

Nearby Cities

25 San Leandro 26 Alameda 25 Moraga 25 San Lorenzo 25 Castro Valley 25 Oakland 25 Hayward 25 Orinda 26 Berkeley

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-09-05T16:30 UTC.