Concord, Contra Costa, California Air Quality

Monitoring Station · Pleasant Hill, United States
55
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
39 11pm
39
46
46 2am
46
46
39 5am
39
39
39 8am
46
46
39 11am
39
39
— 2pm
—
—
— 5pm
—
—
— 8pm
—
—
CAMS model adj +12
27
27
34
34
34
34
27
27
27
27
34
34
27
27
27

Air Quality Forecast (24h)

PM2.514.0 µg/m³ ✓ WHO
Moderate
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Nearby Monitoring Stations

22
Concord, Contra Costa, California
0.0 km PM2.5: 5.3 µg/m³
12
Martinez 3
11.2 km PM2.5: 3.0 µg/m³
15
Berkeley-Martinez 1
12.7 km PM2.5: 3.5 µg/m³
15
Skyline HS
19.2 km PM2.5: 3.7 µg/m³
18
Thornhill ES
19.7 km PM2.5: 4.4 µg/m³
16
Montera MS/Joaquin Miller ES
20.2 km PM2.5: 3.9 µg/m³
18
Montclair ES
20.2 km PM2.5: 4.4 µg/m³
16
Lawrence Hall of Science
20.3 km PM2.5: 3.9 µg/m³

Nearby Cities

20 Pleasant Hill 20 Walnut Creek 17 Bay Point 15 Martinez 19 Moraga 20 Orinda 18 Pittsburg 16 Benicia 19 San Ramon

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:17 UTC.