East HelenaQuattro serieMountain View Trailer CourtHelena Valley SoutheastPrairie Mobile VillageParco di case mobili Leisure VillageMontana CitySouth HillsMcHugh Trailer CourtHelenaLouisvilleClasoilCorte sempreverdeMobile City Home ParkReynolds Trailer CourtHelena Valley NortheastBroadwaterHelena Valley West CentralUnionvilleClancy
Qualità dell'aria a East Helena, Montana, stati Uniti
Agenti inquinanti a East Helena, stati Uniti
PM10
0.23 μg/ft3
PM25
0.20 μg/ft3
NO2
6.88 ppb
SO2
5.5 ppb
CO
5.19 ppb
O3
Agente inquinante primario
64 ppb
Rischio bassoRischio alto
Indice pollini a East Helena, stati Uniti
Piante arboree
0/5
012345
Piante erbacee
0/5
012345
Graminacee
0/5
012345
Previsioni qualità dell'aria a East Helena, stati Uniti
mar 7 maggio
MattinoPomeriggioSeraNotte
AQI
30
39
47
34
Polline
Piante arboree
3
5
2
1
Piante erbacee
0
0
0
0
Graminacee
1
1
0
0
PM10
0.26 μg/ft3
0.17 μg/ft3
0.26 μg/ft3
0.35 μg/ft3
PM25
0.18 μg/ft3
0.11 μg/ft3
0.18 μg/ft3
0.24 μg/ft3
NO2
11.63 ppb
2.03 ppb
2.54 ppb
16.83 ppb
SO2
1.37 ppb
1.03 ppb
1.14 ppb
2.19 ppb
CO
0.21 ppb
0.14 ppb
0.15 ppb
0.26 ppb
O3
26.34 ppb
45.97 ppb
53.42 ppb
23.23 ppb
AQI
36
37
44
22
Polline
Piante arboree
5
5
5
5
Piante erbacee
0
0
0
0
Graminacee
1
1
1
1
PM10
0.32 μg/ft3
0.12 μg/ft3
0.09 μg/ft3
0.24 μg/ft3
PM25
0.22 μg/ft3
0.08 μg/ft3
0.06 μg/ft3
0.17 μg/ft3
NO2
10.56 ppb
1.82 ppb
1.68 ppb
16.31 ppb
SO2
1.39 ppb
0.77 ppb
0.48 ppb
1.83 ppb
CO
0.21 ppb
0.13 ppb
0.13 ppb
0.25 ppb
O3
28.05 ppb
45.67 ppb
49.02 ppb
20.42 ppb