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
14
12am
14
19
19
3am
19
19
19
6am
19
19
19
9am
12
12
12
12pm
12
12
—
3pm
—
—
—
6pm
—
—
—
9pm
—
—
Station readings
14
14
CAMS model
adj -15
27
34
34
34
34
34
34
34
34
34
27
27
27
27
27
Air Quality Forecast (24h)
PM2.53.3 µg/m³
✓ WHO
Good
Nearby Monitoring Stations
25
Lifers San Leandro
23
Frick United Academy of Language MS
22
East Oakland Pride ES
20
Greenleaf ES
20
Coliseum College Prep HS
20
EnCompass Academy ES
18
Burckhalter ES
21
Lifers Dashwood
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T03:40 UTC.