Luftkvalitet i Second Street Bridge Historical Marker, forente stater
Forurensende stoffer i Second Street Bridge Historical Marker, forente stater
PM10
0.61 μg/ft3
PM25
Primær forurensningsstoff
0.51 μg/ft3
NO2
5.5 ppb
SO2
5.13 ppb
CO
5.13 ppb
O3
30.81 ppb
Lav risikoHøy risiko
Pollenindeks i Second Street Bridge Historical Marker, forente stater
Tre
0/5
012345
Ugress
0/5
012345
Gress
0/5
012345
Luftkvalitetsvarsel i Second Street Bridge Historical Marker, forente stater
man. 17. juni
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
57
79
97
53
Pollen
Tre
1
1
2
1
Ugress
0
0
0
0
Gress
2
5
5
5
PM10
0.71 μg/ft3
0.68 μg/ft3
0.55 μg/ft3
0.57 μg/ft3
PM25
0.48 μg/ft3
0.45 μg/ft3
0.37 μg/ft3
0.38 μg/ft3
NO2
4.04 ppb
0.85 ppb
1.19 ppb
5.9 ppb
SO2
0.74 ppb
1.28 ppb
0.78 ppb
0.6 ppb
CO
0.23 ppb
0.2 ppb
0.17 ppb
0.22 ppb
O3
31.54 ppb
69.43 ppb
65.43 ppb
38.54 ppb