Luftkvalitet i Steubenville Commercial Historic District, forente stater
Forurensende stoffer i Steubenville Commercial Historic District, forente stater
PM10
0.89 μg/ft3
PM25
0.25 μg/ft3
NO2
4.4 ppb
SO2
1.8 ppb
CO
0.2 ppb
O3
Primær forurensningsstoff
4.4 ppb
Lav risikoHøy risiko
Pollenindeks i Steubenville Commercial Historic District, forente stater
Tre
2/5
012345
Ugress
0/5
012345
Gress
0/5
012345
Luftkvalitetsvarsel i Steubenville Commercial Historic District, forente stater
tor. 17. april
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
41
44
59
55
Pollen
Tre
2
3
3
3
Ugress
0
0
0
0
Gress
0
0
0
0
PM10
0.86 μg/ft3
0.16 μg/ft3
0.16 μg/ft3
0.14 μg/ft3
PM25
0.18 μg/ft3
0.15 μg/ft3
0.16 μg/ft3
0.14 μg/ft3
NO2
3.5 ppb
2 ppb
1.8 ppb
3 ppb
SO2
1.7 ppb
2.6 ppb
2.8 ppb
3.1 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
44.4 ppb
47.8 ppb
65.6 ppb
60.8 ppb
Luftkvalitetindeks
50
45
47
32
Pollen
Tre
3
3
3
2
Ugress
0
0
0
0
Gress
0
0
0
0
PM10
0.14 μg/ft3
0.18 μg/ft3
0.21 μg/ft3
0.15 μg/ft3
PM25
0.14 μg/ft3
0.17 μg/ft3
0.20 μg/ft3
0.14 μg/ft3
NO2
2.2 ppb
1.9 ppb
3 ppb
5.8 ppb
SO2
2.4 ppb
2.2 ppb
1.8 ppb
1.6 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
53.6 ppb
48.6 ppb
51.1 ppb
34.2 ppb
Luftkvalitetindeks
34
35
36
30
Pollen
Tre
3
3
3
3
Ugress
0
0
0
0
Gress
0
0
0
0
PM10
0.07 μg/ft3
0.09 μg/ft3
0.11 μg/ft3
0.14 μg/ft3
PM25
0.06 μg/ft3
0.08 μg/ft3
0.09 μg/ft3
0.13 μg/ft3
NO2
2.6 ppb
3.1 ppb
5.2 ppb
7.5 ppb
SO2
1.1 ppb
2.7 ppb
4.8 ppb
4.1 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
36.2 ppb
37.5 ppb
38.8 ppb
32.4 ppb