Nearby locations
Decatur, Illinois, United States
Macon County, Illinois, United States
Wyckles Corners, Illinois, United States
Nearby popular places
Decatur Downtown Historic District, United States
Decatur Historic District, United States
Frank M Lindsay Field, United States

Air Quality in Decatur, Illinois, United States

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Pollutants in Decatur, United States

PM10
0.57 μg/ft3
PM25
Primary Pollutant
0.39 μg/ft3
NO2
3.88 ppb
SO2
0.81 ppb
CO
0.19 ppb
O3
35.31 ppb
Low riskHigh risk

Pollen Index in Decatur, United States

Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Air Quality Forecast in Decatur, United States

Sun, May 12
MorningNoonEveningNight
Next day
Next day
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 25 and 40.

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 35 and 55.

40
34
36
48
Next day
Pollen

Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

Tree pollen on this day is expected to have medium risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

Tree

5
3
1
1

Weed

0
0
0
0

Grass

1
1
1
1
Next day
PM10
0.31 μg/ft3
0.35 μg/ft3
0.36 μg/ft3
0.47 μg/ft3
PM25
0.22 μg/ft3
0.25 μg/ft3
0.25 μg/ft3
0.33 μg/ft3
NO2
1.55 ppb
5.16 ppb
4.07 ppb
0.82 ppb
SO2
0.65 ppb
0.51 ppb
0.44 ppb
1.31 ppb
CO
0.17 ppb
0.2 ppb
0.2 ppb
0.15 ppb
O3
44.09 ppb
28.62 ppb
21.79 ppb
55.14 ppb
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 35 and 55.

36
48
51
0
Pollen

Tree pollen on this day is expected to have medium risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

Tree

1
1
2
-
Not Available

Weed

0
0
0
-
Not Available

Grass

1
1
1
-
Not Available
PM10
0.36 μg/ft3
0.47 μg/ft3
0.52 μg/ft3
N/A
PM25
0.25 μg/ft3
0.33 μg/ft3
0.36 μg/ft3
N/A
NO2
4.07 ppb
0.82 ppb
2.94 ppb
N/A
SO2
0.44 ppb
1.31 ppb
0.88 ppb
N/A
CO
0.2 ppb
0.15 ppb
0.18 ppb
N/A
O3
21.79 ppb
55.14 ppb
46.92 ppb
N/A