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Kvaliteta zraka u Powhattan, Ohio, Ujedinjene države
Onečišćujuće tvari u zraku u Powhattan, Ujedinjene države
PM10
0.12 μg/ft3
PM25
0.12 μg/ft3
NO2
0.97 ppb
SO2
0.3 ppb
CO
0.1 ppb
O3
Primarna onečišćujuća tvar
24.2 ppb
Niski rizikVisoki rizik
Indeks peludi u Powhattan, Ujedinjene države
Stablo
0/5
012345
Korov
0/5
012345
Trava
0/5
012345
Prognoza kvalitete zraka u Powhattan, Ujedinjene države
sub, 21. prosinca
JutroPodneVečerNoć
Indeks kvalitete zraka
29
38
34
29
Pelud
Stablo
0
0
0
0
Korov
0
0
0
0
Trava
0
0
0
0
PM10
0.09 μg/ft3
0.08 μg/ft3
0.13 μg/ft3
0.18 μg/ft3
PM25
0.20 μg/ft3
0.35 μg/ft3
0.60 μg/ft3
0.82 μg/ft3
NO2
2.02 ppb
1.2 ppb
6.3 ppb
5.4 ppb
SO2
0.31 ppb
0.4 ppb
0.5 ppb
1.2 ppb
CO
0.11 ppb
0.1 ppb
0.2 ppb
0.2 ppb
O3
29.7 ppb
37.9 ppb
34.4 ppb
26.3 ppb
Indeks kvalitete zraka
28
35
45
54
Pelud
Stablo
0
0
0
0
Korov
0
0
0
0
Trava
0
0
0
0
PM10
0.17 μg/ft3
0.22 μg/ft3
0.28 μg/ft3
0.35 μg/ft3
PM25
0.78 μg/ft3
0.99 μg/ft3
1.27 μg/ft3
1.52 μg/ft3
NO2
4.4 ppb
4.1 ppb
6 ppb
5.9 ppb
SO2
7.9 ppb
4.1 ppb
4.4 ppb
3.3 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
24.7 ppb
24.7 ppb
23.6 ppb
21.8 ppb
Indeks kvalitete zraka
66
68
48
54
Pelud
Stablo
0
0
0
0
Korov
0
0
0
0
Trava
0
0
0
0
PM10
0.51 μg/ft3
0.53 μg/ft3
0.30 μg/ft3
0.35 μg/ft3
PM25
1.85 μg/ft3
1.91 μg/ft3
1.35 μg/ft3
1.52 μg/ft3
NO2
4.3 ppb
3.9 ppb
8.6 ppb
11.9 ppb
SO2
2.7 ppb
1.4 ppb
0.8 ppb
0.9 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
O3
17.9 ppb
13.2 ppb
12.2 ppb
4.9 ppb