Stay updated with real-time air quality in Springfield, Illinois 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)
60
Moderate
Springfield, Illinois
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
14.22 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
63.10 μg/m³
0
55
155
255
425
605+
14.39 ppb
0
55
71
86
201
201+
0.72 ppb
0
36
76
186
605
1005+
9.47 ppb
0
54
101
361
1250
2050+
0.21 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Springfield, Illinois
Springfield, Illinois
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AQI 66
Moderate
17.44μg/m³
PM2.5
73.03μg/m³
PM10
14.92ppb
O3
0.73ppb
SO2
9.51ppb
NO2
0.21ppm
CO
AQI 66
Moderate
17.02μg/m³
PM2.5
61.89μg/m³
PM10
13.43ppb
O3
0.71ppb
SO2
9.18ppb
NO2
0.21ppm
CO
AQI 66
Moderate
16.96μg/m³
PM2.5
75.07μg/m³
PM10
16.21ppb
O3
0.61ppb
SO2
9.00ppb
NO2
0.20ppm
CO
AQI 62
Moderate
14.80μg/m³
PM2.5
65.46μg/m³
PM10
15.71ppb
O3
0.43ppb
SO2
5.04ppb
NO2
0.21ppm
CO
AQI 66
Moderate
16.80μg/m³
PM2.5
74.99μg/m³
PM10
15.21ppb
O3
0.78ppb
SO2
8.29ppb
NO2
0.18ppm
CO
AQI 54
Moderate
11.33μg/m³
PM2.5
50.14μg/m³
PM10
15.29ppb
O3
0.53ppb
SO2
4.64ppb
NO2
0.21ppm
CO
The air quality data for Illinois, 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 Springfield, Illinois are available every hour.
Springfield, Illinois experienced its worst air quality at 09:00:00, 2025-12-07.
The best air quality in Springfield, Illinois was observed at 09:00:00 on 2025-12-06.
The air quality in Springfield, Illinois right now is Moderate, with an AQI of 60.
In Springfield, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Springfield, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Springfield, Illinois currently has a PM2.5 concentration of 14.223 μg/m3.
Springfield, Illinois currently has a PM10 concentration of 63.103 μg/m3.
The current carbon monoxide (CO) level in Springfield, Illinois is 0.211 ppm.
The current sulfur dioxide (SO2) concentration in Springfield, Illinois is 0.721 ppb.
Springfield, Illinois currently has an ozone (O3) concentration of 14.393 ppm.
The current level of nitrogen dioxide (NO2) in Springfield, Illinois is 9.468 ppb.
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