Steder i nærheten
Washington DC, District of Columbia, forente stater
Logan Circle, District of Columbia, forente stater
vestkant, District of Columbia, forente stater
Nærliggende steder
McPherson Square, forente stater
Bragadier General James B McPherson Statue, forente stater
Commodore John Barry Statue, forente stater

Luftkvalitet i McPherson Square, forente stater

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Forurensende stoffer i McPherson Square, forente stater

PM10
0.57 μg/ft3
PM25
Primær forurensningsstoff
0.52 μg/ft3
NO2
21.19 ppb
SO2
12.88 ppb
CO
12.19 ppb
O3
33.63 ppb
Lav risikoHøy risiko

Pollenindeks i McPherson Square, forente stater

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

Luftkvalitetsvarsel i McPherson Square, forente stater

fre. 26. april
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
31
30
37
34
Pollen

Tre

4
4
5
5

Ugress

0
0
0
0

Gress

1
1
1
1
PM10
0.16 μg/ft3
0.17 μg/ft3
0.33 μg/ft3
0.22 μg/ft3
PM25
0.10 μg/ft3
0.11 μg/ft3
0.20 μg/ft3
0.13 μg/ft3
NO2
4.23 ppb
3.63 ppb
3.88 ppb
6.18 ppb
SO2
0.79 ppb
0.9 ppb
0.93 ppb
0.89 ppb
CO
0.15 ppb
0.15 ppb
0.16 ppb
0.16 ppb
O3
31.29 ppb
36.14 ppb
41.06 ppb
34.91 ppb
Luftkvalitetindeks
26
41
55
43
Pollen

Tre

3
1
5
5

Ugress

0
0
0
0

Gress

1
1
0
1
PM10
0.21 μg/ft3
0.45 μg/ft3
0.47 μg/ft3
0.42 μg/ft3
PM25
0.14 μg/ft3
0.30 μg/ft3
0.30 μg/ft3
0.28 μg/ft3
NO2
4.44 ppb
2.47 ppb
4.3 ppb
7.47 ppb
SO2
0.99 ppb
1.23 ppb
0.73 ppb
0.87 ppb
CO
0.17 ppb
0.19 ppb
0.19 ppb
0.21 ppb
O3
24.41 ppb
48.43 ppb
51.33 ppb
31.91 ppb
Luftkvalitetindeks
32
46
72
53
Pollen

Tre

5
2
2
5

Ugress

0
0
0
0

Gress

1
0
0
0
PM10
0.32 μg/ft3
0.45 μg/ft3
0.40 μg/ft3
0.55 μg/ft3
PM25
0.21 μg/ft3
0.29 μg/ft3
0.26 μg/ft3
0.37 μg/ft3
NO2
4.87 ppb
3.32 ppb
7 ppb
13.17 ppb
SO2
0.92 ppb
1.74 ppb
1.36 ppb
1.14 ppb
CO
0.19 ppb
0.19 ppb
0.21 ppb
0.25 ppb
O3
21.28 ppb
54.05 ppb
55.17 ppb
28.34 ppb