Nearby locations
Saint Charles, Maryland, United States
St. Charles, Maryland, United States
Beantown, Maryland, United States
Nearby popular places
Saint Charles Athletic Center, United States
White Plains Regional Park, United States
Robert Stethem Memorial Complex, United States

Air Quality in Saint Charles, Maryland, United States

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Pollutants in Saint Charles, United States

PM10
0.50 μg/ft3
PM25
Primary Pollutant
0.40 μg/ft3
NO2
7.63 ppb
SO2
6.13 ppb
CO
5.19 ppb
O3
38 ppb
Low riskHigh risk

Pollen Index in Saint Charles, United States

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

Air Quality Forecast in Saint Charles, United States

Sat, May 11
MorningNoonEveningNight
Next day
Next day
AQI

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 42 and 62.

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 29 and 51.

52
42
29
51
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 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

5
5
2
1

Weed

0
0
0
0

Grass

1
1
1
1
Next day
PM10
0.33 μg/ft3
0.40 μg/ft3
0.30 μg/ft3
0.56 μg/ft3
PM25
0.23 μg/ft3
0.27 μg/ft3
0.20 μg/ft3
0.35 μg/ft3
NO2
4.19 ppb
6.33 ppb
4.26 ppb
2.97 ppb
SO2
1.1 ppb
1.06 ppb
1.06 ppb
1.18 ppb
CO
0.17 ppb
0.19 ppb
0.17 ppb
0.17 ppb
O3
51.4 ppb
38.64 ppb
26.71 ppb
43.58 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 29 and 51.

29
51
38
32
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

2
1
3
5

Weed

0
0
0
0

Grass

1
1
0
1
PM10
0.30 μg/ft3
0.56 μg/ft3
0.29 μg/ft3
0.22 μg/ft3
PM25
0.20 μg/ft3
0.35 μg/ft3
0.20 μg/ft3
0.15 μg/ft3
NO2
4.26 ppb
2.97 ppb
4.07 ppb
4.79 ppb
SO2
1.06 ppb
1.18 ppb
0.83 ppb
0.84 ppb
CO
0.17 ppb
0.17 ppb
0.16 ppb
0.15 ppb
O3
26.71 ppb
43.58 ppb
37.29 ppb
32.42 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 20 and 50.

21
0
0
0
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

0
-
Not Available
-
Not Available
-
Not Available

Weed

0
-
Not Available
-
Not Available
-
Not Available

Grass

0
-
Not Available
-
Not Available
-
Not Available
PM10
0.17 μg/ft3
N/A
N/A
N/A
PM25
0.12 μg/ft3
N/A
N/A
N/A
NO2
4.14 ppb
N/A
N/A
N/A
SO2
0.88 ppb
N/A
N/A
N/A
CO
0.16 ppb
N/A
N/A
N/A
O3
20.47 ppb
N/A
N/A
N/A