Steder i nærheten
Northfield, New Hampshire, forente stater
Tilton, New Hampshire, forente stater
Tilton-Northfield, New Hampshire, forente stater
Nærliggende steder
Tilton Downtown Historic District, forente stater
Tilton Island Park, forente stater
D W Heliport, forente stater

Luftkvalitet i Northfield, New Hampshire, forente stater

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Forurensende stoffer i Northfield, forente stater

PM10
0.99 μg/ft3
PM25
Primær forurensningsstoff
0.81 μg/ft3
NO2
17.69 ppb
SO2
15.81 ppb
CO
15.19 ppb
O3
54.88 ppb
Lav risikoHøy risiko

Pollenindeks i Northfield, forente stater

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

Luftkvalitetsvarsel i Northfield, forente stater

tir. 14. mai
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
48
43
42
41
Pollen

Tre

5
0
2
1

Ugress

0
0
0
0

Gress

1
0
1
0
PM10
0.43 μg/ft3
0.39 μg/ft3
0.39 μg/ft3
0.46 μg/ft3
PM25
0.30 μg/ft3
0.24 μg/ft3
0.24 μg/ft3
0.29 μg/ft3
NO2
2.02 ppb
0.66 ppb
2.32 ppb
7.18 ppb
SO2
0.58 ppb
0.41 ppb
0.24 ppb
0.34 ppb
CO
0.18 ppb
0.14 ppb
0.15 ppb
0.23 ppb
O3
28.07 ppb
48.6 ppb
40.22 ppb
21.1 ppb
Luftkvalitetindeks
29
40
43
29
Pollen

Tre

1
4
5
2

Ugress

0
0
0
0

Gress

0
1
1
1
PM10
0.29 μg/ft3
0.16 μg/ft3
0.20 μg/ft3
0.21 μg/ft3
PM25
0.20 μg/ft3
0.10 μg/ft3
0.13 μg/ft3
0.14 μg/ft3
NO2
3.11 ppb
0.62 ppb
1.15 ppb
4.24 ppb
SO2
0.32 ppb
0.36 ppb
0.29 ppb
0.29 ppb
CO
0.19 ppb
0.14 ppb
0.14 ppb
0.18 ppb
O3
21.41 ppb
46.9 ppb
42.38 ppb
27.48 ppb
Luftkvalitetindeks
18
40
43
36
Pollen

Tre

1
5
5
5

Ugress

0
0
0
0

Gress

1
1
1
1
PM10
0.17 μg/ft3
0.20 μg/ft3
0.25 μg/ft3
0.19 μg/ft3
PM25
0.12 μg/ft3
0.13 μg/ft3
0.16 μg/ft3
0.13 μg/ft3
NO2
2.59 ppb
0.33 ppb
0.7 ppb
1.22 ppb
SO2
0.2 ppb
0.18 ppb
0.14 ppb
0.04 ppb
CO
0.17 ppb
0.13 ppb
0.13 ppb
0.13 ppb
O3
22.12 ppb
45.65 ppb
45.28 ppb
34.78 ppb