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)
52
Moderate
South Gate, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
43.98 μg/m³
0
55
155
255
425
605+
20.01 ppb
0
55
71
86
201
201+
0.78 ppb
0
36
76
186
605
1005+
12.38 ppb
0
54
101
361
1250
2050+
0.29 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 44
Good
8.45μg/m³
PM2.5
35.83μg/m³
PM10
13.64ppb
O3
0.61ppb
SO2
15.90ppb
NO2
0.43ppm
CO
AQI 44
Good
8.44μg/m³
PM2.5
37.80μg/m³
PM10
15.77ppb
O3
0.55ppb
SO2
14.36ppb
NO2
0.37ppm
CO
AQI 44
Good
8.28μg/m³
PM2.5
37.13μg/m³
PM10
18.00ppb
O3
0.49ppb
SO2
11.68ppb
NO2
0.32ppm
CO
AQI 44
Good
8.49μg/m³
PM2.5
35.75μg/m³
PM10
13.81ppb
O3
0.61ppb
SO2
15.94ppb
NO2
0.42ppm
CO
AQI 44
Good
8.45μg/m³
PM2.5
35.83μg/m³
PM10
13.64ppb
O3
0.61ppb
SO2
15.90ppb
NO2
0.43ppm
CO
AQI 49
Good
8.51μg/m³
PM2.5
36.58μg/m³
PM10
13.51ppb
O3
0.61ppb
SO2
16.04ppb
NO2
0.43ppm
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 10:00:00, 2026-08-16.
The best air quality in South Gate, California was observed at 04:00:00 on 2026-08-16.
The air quality in South Gate, California right now is Moderate, with an AQI of 52.
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 10.402 μg/m3.
South Gate, California currently has a PM10 concentration of 43.976 μg/m3.
The current carbon monoxide (CO) level in South Gate, California is 0.289 ppm.
The current sulfur dioxide (SO2) concentration in South Gate, California is 0.777 ppb.
South Gate, California currently has an ozone (O3) concentration of 20.014 ppm.
The current level of nitrogen dioxide (NO2) in South Gate, California is 12.385 ppb.
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