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)
44
Good
Dublin, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.98 μg/m³
0
55
155
255
425
605+
20.97 ppb
0
55
71
86
201
201+
0.74 ppb
0
36
76
186
605
1005+
10.59 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Dublin, California
Dublin, California
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AQI 19
Good
1.70μg/m³
PM2.5
6.75μg/m³
PM10
21.37ppb
O3
0.61ppb
SO2
4.75ppb
NO2
0.37ppm
CO
AQI 19
Good
2.14μg/m³
PM2.5
8.03μg/m³
PM10
21.19ppb
O3
0.57ppb
SO2
4.05ppb
NO2
0.35ppm
CO
AQI 19
Good
3.24μg/m³
PM2.5
16.23μg/m³
PM10
21.38ppb
O3
0.50ppb
SO2
2.29ppb
NO2
0.32ppm
CO
AQI 23
Good
0.53μg/m³
PM2.5
2.11μg/m³
PM10
24.94ppb
O3
0.71ppb
SO2
1.84ppb
NO2
0.28ppm
CO
AQI 19
Good
3.33μg/m³
PM2.5
10.96μg/m³
PM10
20.48ppb
O3
0.57ppb
SO2
2.61ppb
NO2
0.29ppm
CO
AQI 19
Good
2.90μg/m³
PM2.5
9.69μg/m³
PM10
19.96ppb
O3
0.55ppb
SO2
2.49ppb
NO2
0.31ppm
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 11:00:00 on 2025-07-25.
In the last 24 hours, the best air quality in Dublin, California was observed at 04:00:00 on 2025-07-26.
As of now, the AQI in Dublin, California is 21, indicating Good conditions.
Dublin, California air has the highest levels of O3.
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 1.8 μg/m3.
The PM10 concentration in Dublin, California is 8.001 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Dublin, California is 0.4 ppm.
Currently, Dublin, California has a sulfur dioxide (SO2) concentration of 0.638 ppb.
The current ozone (O3) level in Dublin, California at the moment is 23.046 ppm.
Nitrogen dioxide (NO2) level in Dublin, California at the moment is 5.495 ppb.
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