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)
86
Moderate
Springfield, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
27.74 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
120.70 μg/m³
0
55
155
255
425
605+
28.00 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
12.70 ppb
0
54
101
361
1250
2050+
0.46 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Springfield, Illinois
Springfield, Illinois
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AQI 52
Moderate
10.25μg/m³
PM2.5
42.90μg/m³
PM10
20.76ppb
O3
0.56ppb
SO2
16.67ppb
NO2
0.47ppm
CO
AQI 60
Moderate
14.31μg/m³
PM2.5
72.26μg/m³
PM10
28.85ppb
O3
0.50ppb
SO2
15.22ppb
NO2
0.45ppm
CO
AQI 62
Moderate
14.60μg/m³
PM2.5
57.75μg/m³
PM10
31.92ppb
O3
0.42ppb
SO2
2.16ppb
NO2
0.42ppm
CO
AQI 89
Moderate
27.89μg/m³
PM2.5
130.60μg/m³
PM10
26.02ppb
O3
0.43ppb
SO2
4.25ppb
NO2
0.48ppm
CO
AQI 75
Moderate
22.42μg/m³
PM2.5
97.53μg/m³
PM10
36.98ppb
O3
0.59ppb
SO2
4.03ppb
NO2
0.40ppm
CO
AQI 97
Moderate
33.75μg/m³
PM2.5
139.67μg/m³
PM10
43.85ppb
O3
0.39ppb
SO2
5.47ppb
NO2
0.42ppm
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 06:00:00, 2025-06-06.
The best air quality in Springfield, Illinois was observed at 08:00:00 on 2025-06-05.
The air quality in Springfield, Illinois right now is Moderate, with an AQI of 86.
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 27.741 μg/m3.
Springfield, Illinois currently has a PM10 concentration of 120.705 μg/m3.
The current carbon monoxide (CO) level in Springfield, Illinois is 0.455 ppm.
The current sulfur dioxide (SO2) concentration in Springfield, Illinois is 0.534 ppb.
Springfield, Illinois currently has an ozone (O3) concentration of 27.997 ppm.
The current level of nitrogen dioxide (NO2) in Springfield, Illinois is 12.696 ppb.
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