Nearby locations
Washington, DC, District of Columbia, United States
West End, District of Columbia, United States
Judiciary Square, District of Columbia, United States
Nearby popular places
National Christmas Tree, United States
Butt-Millet Memorial, United States
Rush Barracks (historical), United States

Air Quality in Washington, DC, District of Columbia, United States

Pollutants in Washington, DC, United States

PM10
0.87 μg/ft3
PM25
Primary Pollutant
0.60 μg/ft3
NO2
17.63 ppb
SO2
7.5 ppb
CO
5.19 ppb
O3
34 ppb
Low riskHigh risk

Pollen Index in Washington, DC, United States

Tree
0/5
012345
Weed
4/5
012345
Grass
0/5
012345

Air Quality Forecast in Washington, DC, United States

Wed, October 5
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 35 and 66.

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 22 and 33.

46
39
37
26
Next day
Pollen

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

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

Tree

0
0
0
0

Weed

1
1
1
1

Grass

0
0
0
0
Next day
PM10
0.42 μg/ft3
0.39 μg/ft3
0.34 μg/ft3
0.10 μg/ft3
PM25
0.30 μg/ft3
0.27 μg/ft3
0.24 μg/ft3
0.07 μg/ft3
NO2
3.71 ppb
6.72 ppb
11.41 ppb
2.24 ppb
SO2
2.47 ppb
1.37 ppb
1.6 ppb
0.88 ppb
CO
0.14 ppb
0.13 ppb
0.16 ppb
0.1 ppb
O3
41.05 ppb
39.42 ppb
26.42 ppb
28.41 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 22 and 33.

26
26
32
20
Pollen

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

Tree

0
0
0
0

Weed

1
1
1
1

Grass

0
0
0
0
PM10
0.10 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
0.21 μg/ft3
PM25
0.07 μg/ft3
0.08 μg/ft3
0.08 μg/ft3
0.15 μg/ft3
NO2
2.24 ppb
1.82 ppb
6.12 ppb
18.67 ppb
SO2
0.88 ppb
0.82 ppb
0.76 ppb
1.51 ppb
CO
0.1 ppb
0.1 ppb
0.11 ppb
0.16 ppb
O3
28.41 ppb
31.13 ppb
31.57 ppb
15.94 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 25 and 62.

23
30
35
27
Pollen

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

Tree

0
0
0
0

Weed

1
1
1
1

Grass

0
0
0
0
PM10
0.23 μg/ft3
0.20 μg/ft3
0.21 μg/ft3
0.27 μg/ft3
PM25
0.16 μg/ft3
0.14 μg/ft3
0.15 μg/ft3
0.19 μg/ft3
NO2
5.75 ppb
1.48 ppb
8.72 ppb
16.19 ppb
SO2
1.46 ppb
0.97 ppb
0.91 ppb
1.37 ppb
CO
0.13 ppb
0.1 ppb
0.11 ppb
0.14 ppb
O3
23.13 ppb
36.01 ppb
31.62 ppb
21.07 ppb