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Luftkvalitet i Helena Valley West Central, Montana, Forenede Stater
Forureningskilder i Helena Valley West Central, Forenede Stater
PM10
0.49 μg/ft3
PM25
Primær forureningskilde
0.28 μg/ft3
NO2
1.88 ppb
SO2
N/A
CO
0.13 ppb
O3
36.5 ppb
Lav risikoHøj risiko
Pollenindeks i Helena Valley West Central, Forenede Stater
Træ
0/5
012345
Ukrudt
0/5
012345
Græs
0/5
012345
Luftkvalitetsudsigt i Helena Valley West Central, Forenede Stater
tor. 25. april
MorgenMiddagAftenNat
Næste dag
Næste dag
AQI (luftkvalitetsindeks)36
32
22
37
Næste dag
PollenTræ
0
0
0
0
Ukrudt
0
0
0
0
Græs
0
0
0
0
Næste dag
PM10
0.07 μg/ft3
0.05 μg/ft3
0.08 μg/ft3
0.03 μg/ft3
PM25
0.05 μg/ft3
0.03 μg/ft3
0.06 μg/ft3
0.02 μg/ft3
NO2
0.7 ppb
1.77 ppb
1.66 ppb
0.16 ppb
SO2
0.04 ppb
0.01 ppb
N/A
0.03 ppb
CO
0.13 ppb
0.15 ppb
0.16 ppb
0.13 ppb
O3
39.75 ppb
31.08 ppb
22.23 ppb
44.1 ppb
AQI (luftkvalitetsindeks)
22
37
42
36
Pollen
Træ
0
0
1
1
Ukrudt
0
0
0
0
Græs
0
0
1
1
PM10
0.08 μg/ft3
0.03 μg/ft3
0.05 μg/ft3
0.06 μg/ft3
PM25
0.06 μg/ft3
0.02 μg/ft3
0.03 μg/ft3
0.04 μg/ft3
NO2
1.66 ppb
0.16 ppb
0.21 ppb
1.49 ppb
SO2
N/A
0.03 ppb
0.03 ppb
0.03 ppb
CO
0.16 ppb
0.13 ppb
0.13 ppb
0.15 ppb
O3
22.23 ppb
44.1 ppb
46.27 ppb
35.13 ppb