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)
38
Good
South Gate, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.72 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
7.34 μg/m³
0
55
155
255
425
605+
41.12 ppb
0
55
71
86
201
201+
0.30 ppb
0
36
76
186
605
1005+
5.08 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
South Gate, California
South Gate, California
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AQI 37
Good
1.94μg/m³
PM2.5
8.30μg/m³
PM10
40.49ppb
O3
0.30ppb
SO2
4.45ppb
NO2
0.19ppm
CO
AQI 38
Good
1.72μg/m³
PM2.5
7.34μg/m³
PM10
41.12ppb
O3
0.30ppb
SO2
5.08ppb
NO2
0.15ppm
CO
AQI 39
Good
1.51μg/m³
PM2.5
6.43μg/m³
PM10
41.70ppb
O3
0.30ppb
SO2
4.21ppb
NO2
0.12ppm
CO
AQI 37
Good
1.83μg/m³
PM2.5
7.93μg/m³
PM10
40.45ppb
O3
0.30ppb
SO2
4.92ppb
NO2
0.18ppm
CO
AQI 37
Good
1.94μg/m³
PM2.5
8.30μg/m³
PM10
40.49ppb
O3
0.30ppb
SO2
4.45ppb
NO2
0.19ppm
CO
AQI 38
Good
2.00μg/m³
PM2.5
8.51μg/m³
PM10
40.57ppb
O3
0.30ppb
SO2
4.31ppb
NO2
0.19ppm
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 02:00:00, 2026-10-22.
The best air quality in South Gate, California was observed at 01:00:00 on 2026-10-22.
The air quality in South Gate, California right now is Good, with an AQI of 38.
In South Gate, California, O3 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 1.718 μg/m3.
South Gate, California currently has a PM10 concentration of 7.343 μg/m3.
The current carbon monoxide (CO) level in South Gate, California is 0.152 ppm.
The current sulfur dioxide (SO2) concentration in South Gate, California is 0.301 ppb.
South Gate, California currently has an ozone (O3) concentration of 41.12 ppm.
The current level of nitrogen dioxide (NO2) in South Gate, California is 5.082 ppb.
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