Steder i nærheten
Et landsted, Virginia, forente stater
Beau Ridge, Virginia, forente stater
Spring Ridge, Virginia, forente stater
Nærliggende steder
Wolftrap Farm Park for the Performing Arts, forente stater
Wolf Trap National Park for the Performing Arts, forente stater
Colvin Run Mill Park, forente stater

Luftkvalitet i Et landsted, Virginia, forente stater

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Forurensende stoffer i Et landsted, forente stater

PM10
0.24 μg/ft3
PM25
Primær forurensningsstoff
0.27 μg/ft3
NO2
11.35 ppb
SO2
2.63 ppb
CO
0.2 ppb
O3
12.27 ppb
Lav risikoHøy risiko

Pollenindeks i Et landsted, forente stater

Tre
0/5
012345
Ugress
0/5
012345
Gress
0/5
012345

Luftkvalitetsvarsel i Et landsted, forente stater

lør. 21. desember
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
55
54
54
54
Pollen

Tre

0
0
0
0

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.37 μg/ft3
0.36 μg/ft3
0.35 μg/ft3
0.35 μg/ft3
PM25
1.56 μg/ft3
1.52 μg/ft3
1.51 μg/ft3
1.52 μg/ft3
NO2
16.9 ppb
9.3 ppb
19.8 ppb
14.6 ppb
SO2
4.6 ppb
3.8 ppb
2.9 ppb
2.8 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
16.1 ppb
23.7 ppb
18.5 ppb
16.6 ppb
Luftkvalitetindeks
53
78
111
140
Pollen

Tre

0
0
0
0

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.35 μg/ft3
0.66 μg/ft3
1.04 μg/ft3
1.36 μg/ft3
PM25
1.51 μg/ft3
2.21 μg/ft3
3.14 μg/ft3
3.97 μg/ft3
NO2
14 ppb
19.2 ppb
24.6 ppb
22.4 ppb
SO2
3.2 ppb
4.4 ppb
4.7 ppb
4.6 ppb
CO
0.2 ppb
0.3 ppb
0.6 ppb
0.7 ppb
O3
16.5 ppb
7.6 ppb
3.5 ppb
0.1 ppb
Luftkvalitetindeks
77
87
79
79
Pollen

Tre

0
0
0
0

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.63 μg/ft3
0.76 μg/ft3
0.66 μg/ft3
0.66 μg/ft3
PM25
2.17 μg/ft3
2.46 μg/ft3
2.24 μg/ft3
2.23 μg/ft3
NO2
21.6 ppb
16.7 ppb
25.8 ppb
27.2 ppb
SO2
4 ppb
4.8 ppb
4.5 ppb
3.6 ppb
CO
0.3 ppb
0.3 ppb
0.4 ppb
0.3 ppb
O3
0.2 ppb
7 ppb
3.2 ppb
1 ppb