Steder i nærheten
Holston, Virginia, forente stater
Roebuck, Virginia, forente stater
Mongle Spring, Virginia, forente stater
Nærliggende steder
The Butt, forente stater
Ratcliff Knob, forente stater
Brumley Mountain, forente stater

Luftkvalitet i Holston, Virginia, forente stater

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Forurensende stoffer i Holston, forente stater

PM10
0.18 μg/ft3
PM25
0.04 μg/ft3
NO2
1.8 ppb
SO2
1.8 ppb
CO
0.2 ppb
O3
Primær forurensningsstoff
29.6 ppb
Lav risikoHøy risiko

Pollenindeks i Holston, forente stater

Tre
1/5
012345
Ugress
0/5
012345
Gress
0/5
012345

Luftkvalitetsvarsel i Holston, forente stater

ons. 5. mars
MorgenMiddagstidKveldNatt
Neste dag
Neste dag
Luftkvalitetindeks
56
34
41
44
Neste dag
Pollen

Tre

1
1
1
1

Ugress

0
0
0
0

Gress

0
0
0
0
Neste dag
PM10
0.37 μg/ft3
0.19 μg/ft3
0.07 μg/ft3
0.09 μg/ft3
PM25
0.33 μg/ft3
0.17 μg/ft3
0.07 μg/ft3
0.09 μg/ft3
NO2
3.5 ppb
3.3 ppb
1.2 ppb
3.2 ppb
SO2
3.1 ppb
2 ppb
1.7 ppb
1.7 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
41.3 ppb
36.4 ppb
44.3 ppb
47.2 ppb
Luftkvalitetindeks
34
41
44
41
Pollen

Tre

1
1
1
1

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.19 μg/ft3
0.07 μg/ft3
0.09 μg/ft3
0.18 μg/ft3
PM25
0.17 μg/ft3
0.07 μg/ft3
0.09 μg/ft3
0.17 μg/ft3
NO2
3.3 ppb
1.2 ppb
3.2 ppb
4 ppb
SO2
2 ppb
1.7 ppb
1.7 ppb
1.9 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
36.4 ppb
44.3 ppb
47.2 ppb
44.1 ppb