Stay updated with real-time air quality in El Monte, 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)
54
Moderate
El Monte, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.71 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
43.18 μg/m³
0
55
155
255
425
605+
13.74 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
12.71 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
El Monte, California
El Monte, California
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AQI 54
Moderate
10.50μg/m³
PM2.5
45.27μg/m³
PM10
13.98ppb
O3
0.53ppb
SO2
13.41ppb
NO2
0.30ppm
CO
AQI 54
Moderate
11.12μg/m³
PM2.5
43.45μg/m³
PM10
13.48ppb
O3
0.51ppb
SO2
12.49ppb
NO2
0.29ppm
CO
AQI 54
Moderate
10.59μg/m³
PM2.5
40.16μg/m³
PM10
13.80ppb
O3
0.54ppb
SO2
12.76ppb
NO2
0.32ppm
CO
AQI 54
Moderate
11.25μg/m³
PM2.5
42.10μg/m³
PM10
13.17ppb
O3
0.50ppb
SO2
12.16ppb
NO2
0.29ppm
CO
AQI 54
Moderate
10.82μg/m³
PM2.5
37.90μg/m³
PM10
13.85ppb
O3
0.55ppb
SO2
12.77ppb
NO2
0.33ppm
CO
AQI 49
Good
8.50μg/m³
PM2.5
38.33μg/m³
PM10
14.52ppb
O3
0.55ppb
SO2
14.78ppb
NO2
0.33ppm
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 El Monte, California is updated every hour for accuracy.
In the past 24 hours, the air quality in El Monte, California was at its worst at 02:00:00 on 2026-07-13.
In the last 24 hours, the best air quality in El Monte, California was observed at 12:00:00 on 2026-07-13.
As of now, the AQI in El Monte, California is 54, indicating Moderate conditions.
El Monte, California air has the highest levels of PM2.5.
Poor air quality in El Monte, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in El Monte, California are currently 10.707 μg/m3.
The PM10 concentration in El Monte, California is 43.18 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in El Monte, California is 0.301 ppm.
Currently, El Monte, California has a sulfur dioxide (SO2) concentration of 0.527 ppb.
The current ozone (O3) level in El Monte, California at the moment is 13.739 ppm.
Nitrogen dioxide (NO2) level in El Monte, California at the moment is 12.711 ppb.
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