Markham ES Air Quality

Monitoring Station · San Leandro, United States
12
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
11 9pm
11
13
13 12am
20
20
20 3am
40
40
40 6am
40
40
20 9am
20
20
— 12pm
—
—
— 3pm
—
—
— 6pm
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—
CAMS model adj -14
25
25
27
27
34
34
34
54
54
54
54
54
34
34
34

Air Quality Forecast (24h)

PM2.53.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

20
Lifers San Leandro
0.2 km PM2.5: 4.7 µg/m³
18
Frick United Academy of Language MS
0.8 km PM2.5: 4.2 µg/m³
18
East Oakland Pride ES
0.8 km PM2.5: 4.3 µg/m³
17
Greenleaf ES
1.3 km PM2.5: 4.0 µg/m³
17
Coliseum College Prep HS
1.4 km PM2.5: 4.1 µg/m³
20
EnCompass Academy ES
1.5 km PM2.5: 4.7 µg/m³
15
Burckhalter ES
1.5 km PM2.5: 3.7 µg/m³
17
Lifers Dashwood
1.6 km PM2.5: 4.1 µg/m³

Nearby Cities

43 San Leandro 43 Alameda 44 Moraga 45 Oakland 43 San Lorenzo 43 Castro Valley 45 Orinda 43 Hayward 43 Berkeley

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T00:25 UTC.