Stay updated with real-time air quality in Irvine, 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)
66
Moderate
Irvine, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
16.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.87 μg/m³
0
55
155
255
425
605+
5.10 ppb
0
55
71
86
201
201+
0.99 ppb
0
36
76
186
605
1005+
29.44 ppb
0
54
101
361
1250
2050+
0.82 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Irvine, California
Irvine, California
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AQI 79
Moderate
23.57μg/m³
PM2.5
42.71μg/m³
PM10
4.49ppb
O3
0.56ppb
SO2
31.13ppb
NO2
0.86ppm
CO
AQI 67
Moderate
17.99μg/m³
PM2.5
48.56μg/m³
PM10
2.57ppb
O3
0.61ppb
SO2
31.05ppb
NO2
1.04ppm
CO
AQI 81
Moderate
25.20μg/m³
PM2.5
47.78μg/m³
PM10
3.12ppb
O3
0.51ppb
SO2
31.81ppb
NO2
0.93ppm
CO
AQI 67
Moderate
17.76μg/m³
PM2.5
42.83μg/m³
PM10
6.31ppb
O3
0.61ppb
SO2
31.75ppb
NO2
0.87ppm
CO
AQI 67
Moderate
17.98μg/m³
PM2.5
48.56μg/m³
PM10
2.44ppb
O3
0.63ppb
SO2
31.02ppb
NO2
1.06ppm
CO
AQI 81
Moderate
24.83μg/m³
PM2.5
45.28μg/m³
PM10
2.94ppb
O3
0.54ppb
SO2
31.68ppb
NO2
0.89ppm
CO
Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Irvine, California is updated on an hourly basis.
The worst air quality in Irvine, California was recorded at 11:00:00 on 2025-12-07.
The best air quality in Irvine, California was recorded at 06:00:00 on 2025-12-07.
The real-time air quality index in Irvine, California is 66, currently categorized as Moderate.
The most common pollutant in Irvine, California is PM2.5.
If the air quality in Irvine, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Irvine, California at present are 16.57 μg/m3.
The current PM10 levels in Irvine, California are 29.868 μg/m3.
The current carbon monoxide (CO) level in Irvine, California is 0.819 ppm.
The current sulfur dioxide (SO2) levels in Irvine, California are 0.993 ppb.
The current ozone (O3) levels at Irvine, California is 5.1 ppm.
The current nitrogen dioxide (NO2) levels at Irvine, California is 29.436 ppb.
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