Lokationer i nærheden
Round Hill Park, Virginia, Forenede Stater
Meadowland, Virginia, Forenede Stater
Bowman Lawn, Virginia, Forenede Stater
Steder i nærheden
East Gate Park, Forenede Stater
Villa Heights Recreation Center, Forenede Stater
Roanoke Warehouse Historic District, Forenede Stater
WINTER WEATHER ADVISORY
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Luftkvalitet i Round Hill Park, Virginia, Forenede Stater

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Forureningskilder i Round Hill Park, Forenede Stater

PM10
0.34 μg/ft3
PM25
Primær forureningskilde
0.22 μg/ft3
NO2
4.43 ppb
SO2
1.08 ppb
CO
0.2 ppb
O3
29.68 ppb
Lav risikoHøj risiko

Pollenindeks i Round Hill Park, Forenede Stater

Træ
0/5
012345
Ukrudt
0/5
012345
Græs
0/5
012345

Luftkvalitetsudsigt i Round Hill Park, Forenede Stater

tor. 9. januar
MorgenMiddagAftenNat
AQI (luftkvalitetsindeks)
30
39
31
40
Pollen

Træ

0
0
1
0

Ukrudt

0
0
0
0

Græs

0
0
0
0
PM10
0.37 μg/ft3
0.25 μg/ft3
0.19 μg/ft3
0.25 μg/ft3
PM25
0.20 μg/ft3
1.09 μg/ft3
0.85 μg/ft3
1.12 μg/ft3
NO2
4.46 ppb
4.3 ppb
5.7 ppb
6.9 ppb
SO2
1.1 ppb
2 ppb
2.7 ppb
2.1 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
31.8 ppb
28.1 ppb
30.8 ppb
24.1 ppb
AQI (luftkvalitetsindeks)
25
32
32
33
Pollen

Træ

0
0
0
0

Ukrudt

0
0
0
0

Græs

0
0
0
0
PM10
0.08 μg/ft3
0.02 μg/ft3
0.05 μg/ft3
0.06 μg/ft3
PM25
0.38 μg/ft3
0.08 μg/ft3
0.20 μg/ft3
0.25 μg/ft3
NO2
4.2 ppb
1.6 ppb
2.8 ppb
2.7 ppb
SO2
0.5 ppb
2.1 ppb
1.4 ppb
2.1 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
25.4 ppb
32.3 ppb
32.2 ppb
32.6 ppb
AQI (luftkvalitetsindeks)
32
32
35
58
Pollen

Træ

0
0
1
0

Ukrudt

0
0
0
0

Græs

0
0
0
0
PM10
0.05 μg/ft3
0.10 μg/ft3
0.18 μg/ft3
0.41 μg/ft3
PM25
0.20 μg/ft3
0.44 μg/ft3
0.81 μg/ft3
1.64 μg/ft3
NO2
3.7 ppb
1.6 ppb
8 ppb
13.8 ppb
SO2
2.1 ppb
2.5 ppb
2.5 ppb
1 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.3 ppb
O3
31.5 ppb
32.1 ppb
34.8 ppb
21.7 ppb