Luftkvalitet i Boston African American National Historic Site, Forenede Stater
Forureningskilder i Boston African American National Historic Site, Forenede Stater
PM10
0.85 μg/ft3
PM25
Primær forureningskilde
0.62 μg/ft3
NO2
6.13 ppb
SO2
5.69 ppb
CO
5.19 ppb
O3
70 ppb
Lav risikoHøj risiko
Pollenindeks i Boston African American National Historic Site, Forenede Stater
Træ
4/5
012345
Ukrudt
0/5
012345
Græs
1/5
012345
Luftkvalitetsudsigt i Boston African American National Historic Site, Forenede Stater
fre. 21. juni
MorgenMiddagAftenNat
AQI (luftkvalitetsindeks)
41
26
42
39
Pollen
Træ
0
1
2
1
Ukrudt
0
0
0
0
Græs
0
0
0
0
PM10
0.06 μg/ft3
0.04 μg/ft3
0.23 μg/ft3
0.19 μg/ft3
PM25
0.05 μg/ft3
0.03 μg/ft3
0.17 μg/ft3
0.14 μg/ft3
NO2
0.64 ppb
1.01 ppb
0.57 ppb
1.12 ppb
SO2
0.17 ppb
0.31 ppb
0.32 ppb
0.3 ppb
CO
0.17 ppb
0.14 ppb
0.13 ppb
0.13 ppb
O3
39.04 ppb
29.51 ppb
46.43 ppb
37.83 ppb