Steder i nærheten
Searsville, Massachusetts, forente stater
Williamsburg, Massachusetts, forente stater
Williamsburg stasjon, Massachusetts, forente stater
Nærliggende steder
Walcott Hill, forente stater
Gere Hill, forente stater
Battlecock Hill, forente stater

Luftkvalitet i Walcott Hill, forente stater

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Forurensende stoffer i Walcott Hill, forente stater

PM10
0.77 μg/ft3
PM25
Primær forurensningsstoff
0.58 μg/ft3
NO2
9.31 ppb
SO2
5.31 ppb
CO
5.19 ppb
O3
31.13 ppb
Lav risikoHøy risiko

Pollenindeks i Walcott Hill, forente stater

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

Luftkvalitetsvarsel i Walcott Hill, forente stater

lør. 22. juni
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
30
55
58
60
Pollen

Tre

0
1
1
1

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.25 μg/ft3
0.58 μg/ft3
0.70 μg/ft3
0.69 μg/ft3
PM25
0.17 μg/ft3
0.40 μg/ft3
0.47 μg/ft3
0.47 μg/ft3
NO2
3.53 ppb
1.59 ppb
1.82 ppb
2.44 ppb
SO2
0.37 ppb
1.33 ppb
1.05 ppb
1.31 ppb
CO
0.23 ppb
0.18 ppb
0.19 ppb
0.2 ppb
O3
20.82 ppb
59.37 ppb
47.77 ppb
40.79 ppb
Luftkvalitetindeks
38
37
40
38
Pollen

Tre

0
3
5
3

Ugress

0
0
0
0

Gress

0
1
1
1
PM10
0.18 μg/ft3
0.09 μg/ft3
0.05 μg/ft3
0.15 μg/ft3
PM25
0.12 μg/ft3
0.07 μg/ft3
0.04 μg/ft3
0.10 μg/ft3
NO2
0.94 ppb
0.5 ppb
0.75 ppb
0.94 ppb
SO2
0.45 ppb
0.17 ppb
0.11 ppb
0.2 ppb
CO
0.16 ppb
0.13 ppb
0.13 ppb
0.12 ppb
O3
39.02 ppb
42.93 ppb
41.35 ppb
40.23 ppb
Luftkvalitetindeks
24
33
40
47
Pollen

Tre

3
4
5
4

Ugress

0
0
0
0

Gress

1
1
1
1
PM10
0.18 μg/ft3
0.23 μg/ft3
0.27 μg/ft3
0.46 μg/ft3
PM25
0.13 μg/ft3
0.16 μg/ft3
0.19 μg/ft3
0.32 μg/ft3
NO2
1.14 ppb
0.46 ppb
2.47 ppb
10.3 ppb
SO2
0.2 ppb
0.2 ppb
0.12 ppb
0.18 ppb
CO
0.12 ppb
0.12 ppb
0.14 ppb
0.23 ppb
O3
24.5 ppb
39.42 ppb
43.05 ppb
20.57 ppb