Stay updated with real-time air quality in Berkeley, California featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
54
Moderate
Berkeley, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
11.15 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.52 μg/m³
0
55
155
255
425
605+
32.42 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
9.53 ppb
0
54
101
361
1250
2050+
0.58 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Berkeley, California
Berkeley, California
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AQI 52
Moderate
10.48μg/m³
PM2.5
46.86μg/m³
PM10
32.30ppb
O3
1.88ppb
SO2
6.95ppb
NO2
0.59ppm
CO
AQI 52
Moderate
9.64μg/m³
PM2.5
42.93μg/m³
PM10
31.93ppb
O3
1.77ppb
SO2
8.54ppb
NO2
0.44ppm
CO
AQI 49
Good
8.54μg/m³
PM2.5
37.75μg/m³
PM10
31.95ppb
O3
1.67ppb
SO2
9.66ppb
NO2
0.23ppm
CO
AQI 44
Good
8.29μg/m³
PM2.5
36.42μg/m³
PM10
31.80ppb
O3
1.58ppb
SO2
12.07ppb
NO2
0.12ppm
CO
AQI 44
Good
8.28μg/m³
PM2.5
36.67μg/m³
PM10
32.43ppb
O3
1.26ppb
SO2
5.96ppb
NO2
0.32ppm
CO
AQI 52
Moderate
10.17μg/m³
PM2.5
44.91μg/m³
PM10
34.83ppb
O3
3.03ppb
SO2
4.29ppb
NO2
0.22ppm
CO
Air quality and pollutant data for California, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Berkeley, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Berkeley, California was at its worst at 05:00:00 on 2025-10-22.
In the last 24 hours, the best air quality in Berkeley, California was observed at 09:00:00 on 2025-10-22.
As of now, the AQI in Berkeley, California is 52, indicating Moderate conditions.
Berkeley, California air has the highest levels of PM2.5.
Poor air quality in Berkeley, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Berkeley, California are currently 10.332 μg/m3.
The PM10 concentration in Berkeley, California is 46.17 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Berkeley, California is 0.567 ppm.
Currently, Berkeley, California has a sulfur dioxide (SO2) concentration of 1.837 ppb.
The current ozone (O3) level in Berkeley, California at the moment is 32.166 ppm.
Nitrogen dioxide (NO2) level in Berkeley, California at the moment is 7.371 ppb.
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