Markham ES Air Quality
Monitoring Station
· San Leandro, United States
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
15
11pm
14
19
19
2am
19
19
19
5am
19
19
19
8am
19
12
12
11am
12
12
—
2pm
—
—
—
5pm
—
—
—
8pm
—
—
Station readings
15
14
CAMS model
adj -15
27
27
34
34
34
34
34
34
34
34
34
27
27
27
27
Air Quality Forecast (24h)
PM2.53.4 µg/m³
✓ WHO
Good
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22
Lifers San Leandro
21
Frick United Academy of Language MS
20
East Oakland Pride ES
19
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19
Coliseum College Prep HS
19
EnCompass Academy ES
18
Burckhalter ES
20
Lifers Dashwood
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:42 UTC.