Steder i nærheten
Howard County, Arkansas, forente stater
Bethany, Arkansas, forente stater
Dierks, Arkansas, forente stater
Nærliggende steder
Horseshoe Bend Use Area, forente stater
Blue Ridge Use Area, forente stater
Howard County Airport, forente stater

Luftkvalitet i Howard County, Arkansas, forente stater

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Forurensende stoffer i Howard County, forente stater

PM10
0.15 μg/ft3
PM25
0.10 μg/ft3
NO2
2.16 ppb
SO2
0.98 ppb
CO
0.2 ppb
O3
Primær forurensningsstoff
32.53 ppb
Lav risikoHøy risiko

Pollenindeks i Howard County, forente stater

Tre
3/5
012345
Ugress
0/5
012345
Gress
0/5
012345

Luftkvalitetsvarsel i Howard County, forente stater

søn. 19. januar
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
30
32
34
35
Pollen

Tre

4
4
5
5

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.09 μg/ft3
0.08 μg/ft3
0.12 μg/ft3
0.18 μg/ft3
PM25
0.08 μg/ft3
0.08 μg/ft3
0.12 μg/ft3
0.18 μg/ft3
NO2
1.2 ppb
1.1 ppb
3.4 ppb
2.5 ppb
SO2
0.5 ppb
1.2 ppb
1.1 ppb
1.4 ppb
CO
0.2 ppb
0.1 ppb
0.2 ppb
0.2 ppb
O3
32.7 ppb
34.4 ppb
36.9 ppb
34.6 ppb
Luftkvalitetindeks
50
48
39
33
Pollen

Tre

5
4
4
3

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.26 μg/ft3
0.25 μg/ft3
0.20 μg/ft3
0.17 μg/ft3
PM25
0.25 μg/ft3
0.24 μg/ft3
0.20 μg/ft3
0.16 μg/ft3
NO2
3.4 ppb
1.9 ppb
3.7 ppb
3 ppb
SO2
1.6 ppb
1.1 ppb
0.7 ppb
0.6 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
31 ppb
34.5 ppb
35.4 ppb
32.8 ppb