Località vicine
Marsh Corner, Massachusetts, stati Uniti
Methuen, Massachusetts, stati Uniti
Parco di Mount Vernon, Massachusetts, stati Uniti
Luoghi vicini
Merrimack Valley Seaplane Base, stati Uniti
Digital Minuteman Heliport, stati Uniti
Mystic Pond, stati Uniti

Qualità dell'aria a Merrimack Valley Seaplane Base, stati Uniti

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Agenti inquinanti a Merrimack Valley Seaplane Base, stati Uniti

PM10
0.95 μg/ft3
PM25
Agente inquinante primario
0.69 μg/ft3
NO2
11.19 ppb
SO2
5.63 ppb
CO
5.19 ppb
O3
33.69 ppb
Rischio bassoRischio alto

Indice pollini a Merrimack Valley Seaplane Base, stati Uniti

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

Previsioni qualità dell'aria a Merrimack Valley Seaplane Base, stati Uniti

gio 20 giugno
MattinoPomeriggioSeraNotte
AQI
63
39
37
54
Polline

Piante arboree

0
2
4
5

Piante erbacee

0
0
0
0

Graminacee

0
0
1
1
PM10
0.68 μg/ft3
0.33 μg/ft3
0.38 μg/ft3
0.64 μg/ft3
PM25
0.47 μg/ft3
0.23 μg/ft3
0.26 μg/ft3
0.44 μg/ft3
NO2
3.61 ppb
0.9 ppb
2.45 ppb
5.52 ppb
SO2
0.42 ppb
0.3 ppb
0.34 ppb
0.34 ppb
CO
0.2 ppb
0.13 ppb
0.13 ppb
0.16 ppb
O3
28.65 ppb
41.15 ppb
32.78 ppb
21.13 ppb
AQI
57
57
55
54
Polline

Piante arboree

1
1
1
0

Piante erbacee

0
0
0
0

Graminacee

1
1
0
0
PM10
0.62 μg/ft3
0.59 μg/ft3
0.62 μg/ft3
0.55 μg/ft3
PM25
0.43 μg/ft3
0.41 μg/ft3
0.42 μg/ft3
0.38 μg/ft3
NO2
2.51 ppb
1.65 ppb
3.21 ppb
6.9 ppb
SO2
0.38 ppb
0.51 ppb
0.45 ppb
0.73 ppb
CO
0.13 ppb
0.14 ppb
0.17 ppb
0.2 ppb
O3
27.03 ppb
46.17 ppb
52.22 ppb
30.25 ppb
AQI
49
50
73
43
Polline

Piante arboree

0
1
5
0

Piante erbacee

0
0
0
0

Graminacee

0
0
1
0
PM10
0.43 μg/ft3
0.53 μg/ft3
0.42 μg/ft3
0.42 μg/ft3
PM25
0.30 μg/ft3
0.36 μg/ft3
0.28 μg/ft3
0.27 μg/ft3
NO2
4.29 ppb
2.7 ppb
2.67 ppb
3.77 ppb
SO2
0.7 ppb
1.04 ppb
0.81 ppb
0.82 ppb
CO
0.17 ppb
0.17 ppb
0.15 ppb
0.14 ppb
O3
23.55 ppb
51.83 ppb
59.16 ppb
41.33 ppb