Stay updated with real-time air quality in Orange, 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)
58
Moderate
Orange, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
13.04 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
35.31 μg/m³
0
55
155
255
425
605+
39.00 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
9.72 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Orange, California
Orange, California
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AQI 56
Moderate
12.45μg/m³
PM2.5
34.25μg/m³
PM10
38.43ppb
O3
0.27ppb
SO2
9.42ppb
NO2
0.26ppm
CO
AQI 58
Moderate
12.70μg/m³
PM2.5
33.95μg/m³
PM10
39.32ppb
O3
0.27ppb
SO2
9.10ppb
NO2
0.25ppm
CO
AQI 58
Moderate
13.05μg/m³
PM2.5
41.41μg/m³
PM10
42.01ppb
O3
0.27ppb
SO2
9.94ppb
NO2
0.23ppm
CO
AQI 58
Moderate
12.71μg/m³
PM2.5
36.00μg/m³
PM10
37.73ppb
O3
0.26ppb
SO2
10.92ppb
NO2
0.30ppm
CO
AQI 56
Moderate
12.34μg/m³
PM2.5
32.63μg/m³
PM10
37.97ppb
O3
0.27ppb
SO2
8.98ppb
NO2
0.25ppm
CO
AQI 58
Moderate
13.33μg/m³
PM2.5
35.04μg/m³
PM10
40.07ppb
O3
0.28ppb
SO2
8.82ppb
NO2
0.23ppm
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 Orange, California is updated on an hourly basis.
The worst air quality in Orange, California was recorded at 10:00:00 on 2025-06-06.
The best air quality in Orange, California was recorded at 09:00:00 on 2025-06-06.
The real-time air quality index in Orange, California is 58, currently categorized as Moderate.
The most common pollutant in Orange, California is PM2.5.
If the air quality in Orange, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Orange, California at present are 13.039 μg/m3.
The current PM10 levels in Orange, California are 35.309 μg/m3.
The current carbon monoxide (CO) level in Orange, California is 0.263 ppm.
The current sulfur dioxide (SO2) levels in Orange, California are 0.27 ppb.
The current ozone (O3) levels at Orange, California is 39 ppm.
The current nitrogen dioxide (NO2) levels at Orange, California is 9.724 ppb.
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