Stay updated with real-time air quality in South Gate, 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)
56
Moderate
South Gate, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.05 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.86 μg/m³
0
55
155
255
425
605+
2.02 ppb
0
55
71
86
201
201+
0.21 ppb
0
36
76
186
605
1005+
20.68 ppb
0
54
101
361
1250
2050+
0.94 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
South Gate, California
South Gate, California
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AQI 58
Moderate
12.91μg/m³
PM2.5
46.89μg/m³
PM10
2.66ppb
O3
0.22ppb
SO2
21.91ppb
NO2
0.89ppm
CO
AQI 56
Moderate
12.05μg/m³
PM2.5
50.86μg/m³
PM10
2.02ppb
O3
0.21ppb
SO2
20.68ppb
NO2
0.94ppm
CO
AQI 56
Moderate
11.80μg/m³
PM2.5
52.49μg/m³
PM10
1.46ppb
O3
0.21ppb
SO2
19.81ppb
NO2
0.98ppm
CO
AQI 58
Moderate
12.93μg/m³
PM2.5
46.68μg/m³
PM10
2.74ppb
O3
0.21ppb
SO2
22.00ppb
NO2
0.88ppm
CO
AQI 58
Moderate
12.91μg/m³
PM2.5
46.89μg/m³
PM10
2.66ppb
O3
0.22ppb
SO2
21.91ppb
NO2
0.89ppm
CO
AQI 58
Moderate
12.78μg/m³
PM2.5
47.34μg/m³
PM10
2.63ppb
O3
0.21ppb
SO2
21.80ppb
NO2
0.89ppm
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 South Gate, California are available every hour.
South Gate, California experienced its worst air quality at 07:00:00, 2026-01-22.
The best air quality in South Gate, California was observed at 04:00:00 on 2026-01-23.
The air quality in South Gate, California right now is Moderate, with an AQI of 56.
In South Gate, California, PM2.5 is the most frequently found pollutant.
When air quality in South Gate, California is compromised, staying indoors and wearing a mask can reduce health risks.
South Gate, California currently has a PM2.5 concentration of 12.047 μg/m3.
South Gate, California currently has a PM10 concentration of 50.864 μg/m3.
The current carbon monoxide (CO) level in South Gate, California is 0.945 ppm.
The current sulfur dioxide (SO2) concentration in South Gate, California is 0.212 ppb.
South Gate, California currently has an ozone (O3) concentration of 2.016 ppm.
The current level of nitrogen dioxide (NO2) in South Gate, California is 20.678 ppb.
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