Località vicine
Howells Crossroads, Alabama, stati Uniti
Newberry Crossroads, Alabama, stati Uniti
Alexis, Alabama, stati Uniti
Luoghi vicini
Cedar Bluff Park, stati Uniti
Headquarters Airport, stati Uniti
Indian Hill, stati Uniti

Qualità dell'aria a Howells Crossroads, Alabama, stati Uniti

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Agenti inquinanti a Howells Crossroads, stati Uniti

PM10
0.55 μg/ft3
PM25
0.13 μg/ft3
NO2
7.4 ppb
SO2
0.2 ppb
CO
0.2 ppb
O3
Agente inquinante primario
12.6 ppb
Rischio bassoRischio alto

Indice pollini a Howells Crossroads, stati Uniti

Piante arboree
0/5
012345
Piante erbacee
0/5
012345
Graminacee
1/5
012345

Previsioni qualità dell'aria a Howells Crossroads, stati Uniti

dom 19 luglio
MattinoPomeriggioSeraNotte
AQI
40
51
47
53
Polline

Piante arboree

0
0
0
0

Piante erbacee

0
0
0
0

Graminacee

1
1
1
1
PM10
0.55 μg/ft3
0.37 μg/ft3
0.36 μg/ft3
0.37 μg/ft3
PM25
0.20 μg/ft3
0.26 μg/ft3
0.24 μg/ft3
0.28 μg/ft3
NO2
5.7 ppb
0.4 ppb
0.9 ppb
3.5 ppb
SO2
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
20.5 ppb
46.4 ppb
46 ppb
33.6 ppb
AQI
29
38
42
33
Polline

Piante arboree

0
0
0
0

Piante erbacee

0
0
0
0

Graminacee

1
1
2
2
PM10
0.14 μg/ft3
0.14 μg/ft3
0.13 μg/ft3
0.12 μg/ft3
PM25
0.12 μg/ft3
0.11 μg/ft3
0.11 μg/ft3
0.11 μg/ft3
NO2
1.5 ppb
0.4 ppb
0.7 ppb
1.8 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
30.8 ppb
40.4 ppb
45.4 ppb
35.2 ppb
AQI
26
36
39
32
Polline

Piante arboree

0
0
0
0

Piante erbacee

0
0
0
0

Graminacee

2
2
1
2
PM10
0.12 μg/ft3
0.09 μg/ft3
0.12 μg/ft3
0.18 μg/ft3
PM25
0.10 μg/ft3
0.08 μg/ft3
0.10 μg/ft3
0.16 μg/ft3
NO2
1.2 ppb
0.4 ppb
1 ppb
2.8 ppb
SO2
0.1 ppb
0.1 ppb
0.1 ppb
0.1 ppb
CO
0.1 ppb
0.1 ppb
0.2 ppb
0.2 ppb
O3
28.4 ppb
38.6 ppb
42.1 ppb
32.2 ppb