Castlemont High School Air Quality

Monitoring Station · San Leandro, United States
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
16 7pm
17
15
15 10pm
17
17
24 1am
24
24
44 4am
44
44
44 7am
44
24
— 10am
—
—
— 1pm
—
—
— 4pm
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Station readings
16
17
CAMS model adj -10
25
25
25
25
27
27
34
34
34
54
54
54
54
54
34

Air Quality Trend (24h)

PM2.54.0 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

17
Lifers Dashwood
0.3 km PM2.5: 4.1 µg/m³
18
East Oakland Pride ES
1.0 km PM2.5: 4.3 µg/m³
18
Oakland Academy of Knowledge (OAK) ES
1.0 km PM2.5: 4.3 µg/m³
18
Rudsdale Continuation HS
1.2 km PM2.5: 4.2 µg/m³
19
Elmhurst United MS
1.5 km PM2.5: 4.6 µg/m³
12
Markham ES
1.6 km PM2.5: 3.0 µg/m³
17
Highland Community ES
1.6 km PM2.5: 4.1 µg/m³
15
Burckhalter ES
1.8 km PM2.5: 3.7 µg/m³

Nearby Cities

18 San Leandro 17 Alameda 17 Moraga 18 San Lorenzo 18 Castro Valley 17 Oakland 18 Hayward 17 Orinda 18 Berkeley

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-28T22:52 UTC.