Stay updated with real-time air quality in Dublin, 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)
33
Good
Dublin, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.09 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.13 μg/m³
0
55
155
255
425
605+
24.16 ppb
0
55
71
86
201
201+
0.43 ppb
0
36
76
186
605
1005+
3.28 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Dublin, California
Dublin, California
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AQI 33
Good
6.16μg/m³
PM2.5
22.55μg/m³
PM10
22.82ppb
O3
0.47ppb
SO2
4.17ppb
NO2
0.26ppm
CO
AQI 44
Good
7.69μg/m³
PM2.5
20.27μg/m³
PM10
23.44ppb
O3
0.45ppb
SO2
3.58ppb
NO2
0.27ppm
CO
AQI 38
Good
7.07μg/m³
PM2.5
31.22μg/m³
PM10
24.72ppb
O3
0.46ppb
SO2
2.74ppb
NO2
0.30ppm
CO
AQI 38
Good
7.30μg/m³
PM2.5
31.97μg/m³
PM10
21.03ppb
O3
0.49ppb
SO2
4.80ppb
NO2
0.30ppm
CO
AQI 38
Good
7.15μg/m³
PM2.5
21.63μg/m³
PM10
23.00ppb
O3
0.44ppb
SO2
3.39ppb
NO2
0.24ppm
CO
AQI 38
Good
6.50μg/m³
PM2.5
20.85μg/m³
PM10
23.06ppb
O3
0.43ppb
SO2
3.12ppb
NO2
0.24ppm
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 Dublin, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Dublin, California was at its worst at 03:00:00 on 2026-09-21.
In the last 24 hours, the best air quality in Dublin, California was observed at 04:00:00 on 2026-09-21.
As of now, the AQI in Dublin, California is 33, indicating Good conditions.
Dublin, California air has the highest levels of PM2.5.
Poor air quality in Dublin, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Dublin, California are currently 6.094 μg/m3.
The PM10 concentration in Dublin, California is 21.129 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Dublin, California is 0.259 ppm.
Currently, Dublin, California has a sulfur dioxide (SO2) concentration of 0.426 ppb.
The current ozone (O3) level in Dublin, California at the moment is 24.155 ppm.
Nitrogen dioxide (NO2) level in Dublin, California at the moment is 3.28 ppb.
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