Stay updated with real-time air quality in Arcadia, 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
Arcadia, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
12.57 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
54.60 μg/m³
0
55
155
255
425
605+
30.04 ppb
0
55
71
86
201
201+
0.41 ppb
0
36
76
186
605
1005+
9.50 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Arcadia, California
Arcadia, California
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AQI 56
Moderate
11.85μg/m³
PM2.5
51.55μg/m³
PM10
30.28ppb
O3
0.40ppb
SO2
9.85ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.21μg/m³
PM2.5
41.14μg/m³
PM10
31.07ppb
O3
0.46ppb
SO2
8.19ppb
NO2
0.20ppm
CO
AQI 58
Moderate
13.05μg/m³
PM2.5
56.56μg/m³
PM10
29.70ppb
O3
0.43ppb
SO2
8.91ppb
NO2
0.20ppm
CO
AQI 58
Moderate
12.85μg/m³
PM2.5
54.76μg/m³
PM10
28.77ppb
O3
0.41ppb
SO2
9.05ppb
NO2
0.20ppm
CO
AQI 54
Moderate
11.21μg/m³
PM2.5
41.14μg/m³
PM10
31.07ppb
O3
0.46ppb
SO2
8.19ppb
NO2
0.20ppm
CO
AQI 58
Moderate
13.03μg/m³
PM2.5
54.47μg/m³
PM10
27.48ppb
O3
0.41ppb
SO2
8.68ppb
NO2
0.20ppm
CO
The air quality data for California, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for Arcadia, California are available every hour.
Arcadia, California experienced its worst air quality at 10:00:00, 2025-06-06.
The best air quality in Arcadia, California was observed at 08:00:00 on 2025-06-07.
The air quality in Arcadia, California right now is Moderate, with an AQI of 58.
In Arcadia, California, PM2.5 is the most frequently found pollutant.
When air quality in Arcadia, California is compromised, staying indoors and wearing a mask can reduce health risks.
Arcadia, California currently has a PM2.5 concentration of 12.569 μg/m3.
Arcadia, California currently has a PM10 concentration of 54.599 μg/m3.
The current carbon monoxide (CO) level in Arcadia, California is 0.203 ppm.
The current sulfur dioxide (SO2) concentration in Arcadia, California is 0.411 ppb.
Arcadia, California currently has an ozone (O3) concentration of 30.043 ppm.
The current level of nitrogen dioxide (NO2) in Arcadia, California is 9.5 ppb.
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