Stay updated with real-time air quality in Suisun City, 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)
44
Good
Suisun City, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
8.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
36.35 μg/m³
0
55
155
255
425
605+
33.44 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
2.16 ppb
0
54
101
361
1250
2050+
0.43 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Suisun City, California
Suisun City, California
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AQI 38
Good
7.20μg/m³
PM2.5
30.91μg/m³
PM10
33.02ppb
O3
0.55ppb
SO2
2.08ppb
NO2
0.44ppm
CO
AQI 33
Good
4.62μg/m³
PM2.5
20.57μg/m³
PM10
35.80ppb
O3
0.58ppb
SO2
3.07ppb
NO2
0.40ppm
CO
AQI 44
Good
7.88μg/m³
PM2.5
35.17μg/m³
PM10
30.87ppb
O3
0.46ppb
SO2
1.95ppb
NO2
0.49ppm
CO
AQI 44
Good
7.50μg/m³
PM2.5
41.99μg/m³
PM10
40.67ppb
O3
0.55ppb
SO2
1.58ppb
NO2
0.45ppm
CO
AQI 49
Good
9.00μg/m³
PM2.5
39.91μg/m³
PM10
31.00ppb
O3
0.49ppb
SO2
2.08ppb
NO2
0.48ppm
CO
AQI 33
Good
6.04μg/m³
PM2.5
27.58μg/m³
PM10
30.98ppb
O3
0.40ppb
SO2
1.81ppb
NO2
0.50ppm
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 Suisun City, California are available every hour.
Suisun City, California experienced its worst air quality at 09:00:00, 2026-08-08.
The best air quality in Suisun City, California was observed at 08:00:00 on 2026-08-08.
The air quality in Suisun City, California right now is Good, with an AQI of 44.
In Suisun City, California, PM2.5 is the most frequently found pollutant.
When air quality in Suisun City, California is compromised, staying indoors and wearing a mask can reduce health risks.
Suisun City, California currently has a PM2.5 concentration of 8.401 μg/m3.
Suisun City, California currently has a PM10 concentration of 36.349 μg/m3.
The current carbon monoxide (CO) level in Suisun City, California is 0.43 ppm.
The current sulfur dioxide (SO2) concentration in Suisun City, California is 0.518 ppb.
Suisun City, California currently has an ozone (O3) concentration of 33.435 ppm.
The current level of nitrogen dioxide (NO2) in Suisun City, California is 2.156 ppb.
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