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
0.64 μg/ft3
PM25
Primær forurensningsstoff
0.50 μg/ft3
NO2
7.13 ppb
SO2
5.13 ppb
CO
5.19 ppb
O3
26.5 ppb
Lav risikoHøy risiko

Pollenindeks i Howard County, forente stater

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

Luftkvalitetsvarsel i Howard County, forente stater

tor. 16. mai
MorgenMiddagstidKveldNatt
Neste dag
Neste dag
Luftkvalitetindeks
62
66
66
70
Neste dag
Pollen

Tre

0
0
0
0

Ugress

0
0
0
0

Gress

0
0
0
0
Neste dag
PM10
0.75 μg/ft3
0.71 μg/ft3
0.82 μg/ft3
0.85 μg/ft3
PM25
0.54 μg/ft3
0.51 μg/ft3
0.58 μg/ft3
0.60 μg/ft3
NO2
0.49 ppb
0.82 ppb
5.15 ppb
3.45 ppb
SO2
0.25 ppb
0.18 ppb
0.13 ppb
N/A
CO
0.2 ppb
0.21 ppb
0.26 ppb
0.26 ppb
O3
51.1 ppb
51.25 ppb
33.19 ppb
19.87 ppb
Luftkvalitetindeks
70
60
51
59
Pollen

Tre

0
1
5
2

Ugress

0
0
0
0

Gress

0
1
5
5
PM10
0.85 μg/ft3
0.53 μg/ft3
0.52 μg/ft3
0.69 μg/ft3
PM25
0.60 μg/ft3
0.37 μg/ft3
0.36 μg/ft3
0.48 μg/ft3
NO2
3.45 ppb
0.52 ppb
1.84 ppb
7.77 ppb
SO2
N/A
0.13 ppb
0.1 ppb
0.14 ppb
CO
0.26 ppb
0.21 ppb
0.2 ppb
0.26 ppb
O3
19.87 ppb
51.87 ppb
48.62 ppb
25.05 ppb
Luftkvalitetindeks
60
55
63
48
Pollen

Tre

5
3
5
3

Ugress

0
0
0
0

Gress

2
3
5
5
PM10
0.67 μg/ft3
0.51 μg/ft3
0.42 μg/ft3
0.45 μg/ft3
PM25
0.47 μg/ft3
0.35 μg/ft3
0.29 μg/ft3
0.32 μg/ft3
NO2
4.97 ppb
0.5 ppb
1.4 ppb
4.06 ppb
SO2
0.1 ppb
0.24 ppb
0.21 ppb
0.36 ppb
CO
0.25 ppb
0.2 ppb
0.19 ppb
0.22 ppb
O3
25.42 ppb
57.08 ppb
54.47 ppb
39.81 ppb