Stay updated with real-time air quality in South 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)
31
Good
South El Monte, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.30 μg/m³
0
55
155
255
425
605+
33.26 ppb
0
55
71
86
201
201+
0.81 ppb
0
36
76
186
605
1005+
8.82 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
South El Monte, California
South El Monte, California
Scroll To Air Quality MapLoading...
AQI 52
Moderate
10.13μg/m³
PM2.5
29.16μg/m³
PM10
46.28ppb
O3
0.70ppb
SO2
8.13ppb
NO2
0.19ppm
CO
AQI 52
Moderate
9.89μg/m³
PM2.5
30.18μg/m³
PM10
45.87ppb
O3
0.72ppb
SO2
7.22ppb
NO2
0.19ppm
CO
AQI 52
Moderate
10.06μg/m³
PM2.5
28.96μg/m³
PM10
47.21ppb
O3
0.70ppb
SO2
7.71ppb
NO2
0.17ppm
CO
AQI 52
Moderate
10.03μg/m³
PM2.5
31.36μg/m³
PM10
48.07ppb
O3
0.72ppb
SO2
6.94ppb
NO2
0.19ppm
CO
AQI 52
Moderate
9.53μg/m³
PM2.5
28.81μg/m³
PM10
45.26ppb
O3
0.74ppb
SO2
6.44ppb
NO2
0.19ppm
CO
AQI 52
Moderate
9.62μg/m³
PM2.5
29.55μg/m³
PM10
51.84ppb
O3
0.71ppb
SO2
7.51ppb
NO2
0.18ppm
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 South El Monte, California is updated every hour for accuracy.
In the past 24 hours, the air quality in South El Monte, California was at its worst at 11:00:00 on 2025-07-23.
In the last 24 hours, the best air quality in South El Monte, California was observed at 08:00:00 on 2025-07-23.
As of now, the AQI in South El Monte, California is 52, indicating Moderate conditions.
South El Monte, California air has the highest levels of PM2.5.
Poor air quality in South El Monte, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in South El Monte, California are currently 10.109 μg/m3.
The PM10 concentration in South El Monte, California is 27.862 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in South El Monte, California is 0.191 ppm.
Currently, South El Monte, California has a sulfur dioxide (SO2) concentration of 0.691 ppb.
The current ozone (O3) level in South El Monte, California at the moment is 43.427 ppm.
Nitrogen dioxide (NO2) level in South El Monte, California at the moment is 8.938 ppb.
All Rights Reserved © Ambee Inc. 2025