Stay updated with real-time air quality in Effingham, 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)
38
Good
Effingham, Illinois
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.75 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.04 μg/m³
0
55
155
255
425
605+
24.86 ppb
0
55
71
86
201
201+
0.51 ppb
0
36
76
186
605
1005+
6.32 ppb
0
54
101
361
1250
2050+
0.34 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Effingham, Illinois
Effingham, Illinois
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AQI 38
Good
7.04μg/m³
PM2.5
30.28μg/m³
PM10
20.35ppb
O3
0.52ppb
SO2
7.17ppb
NO2
0.35ppm
CO
AQI 38
Good
6.58μg/m³
PM2.5
29.51μg/m³
PM10
17.47ppb
O3
0.55ppb
SO2
5.90ppb
NO2
0.36ppm
CO
AQI 44
Good
7.93μg/m³
PM2.5
31.11μg/m³
PM10
24.86ppb
O3
0.47ppb
SO2
7.75ppb
NO2
0.31ppm
CO
AQI 27
Good
5.17μg/m³
PM2.5
21.92μg/m³
PM10
26.09ppb
O3
0.48ppb
SO2
4.60ppb
NO2
0.24ppm
CO
AQI 33
Good
5.62μg/m³
PM2.5
24.12μg/m³
PM10
15.99ppb
O3
0.58ppb
SO2
7.88ppb
NO2
0.33ppm
CO
AQI 33
Good
6.24μg/m³
PM2.5
30.32μg/m³
PM10
18.53ppb
O3
0.44ppb
SO2
6.30ppb
NO2
0.31ppm
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 Effingham, Illinois are available every hour.
Effingham, Illinois experienced its worst air quality at 06:00:00, 2025-07-13.
The best air quality in Effingham, Illinois was observed at 09:00:00 on 2025-07-14.
The air quality in Effingham, Illinois right now is Good, with an AQI of 38.
In Effingham, Illinois, PM2.5 is the most frequently found pollutant.
When air quality in Effingham, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.
Effingham, Illinois currently has a PM2.5 concentration of 6.749 μg/m3.
Effingham, Illinois currently has a PM10 concentration of 29.041 μg/m3.
The current carbon monoxide (CO) level in Effingham, Illinois is 0.337 ppm.
The current sulfur dioxide (SO2) concentration in Effingham, Illinois is 0.505 ppb.
Effingham, Illinois currently has an ozone (O3) concentration of 24.864 ppm.
The current level of nitrogen dioxide (NO2) in Effingham, Illinois is 6.322 ppb.
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