Steder i nærheten
Harvard Station, Massachusetts, forente stater
Devens, Massachusetts, forente stater
Camp Green Eyrie, Massachusetts, forente stater
Nærliggende steder
Little Mirror Lake, forente stater
Pin Hill, forente stater
Oxbow National Wildlife Refuge, forente stater

Luftkvalitet i Harvard Station, Massachusetts, forente stater

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Forurensende stoffer i Harvard Station, forente stater

PM10
0.93 μg/ft3
PM25
0.59 μg/ft3
NO2
18.38 ppb
SO2
12.31 ppb
CO
12.31 ppb
O3
Primær forurensningsstoff
136.38 ppb
Lav risikoHøy risiko

Pollenindeks i Harvard Station, forente stater

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

Luftkvalitetsvarsel i Harvard Station, forente stater

tir. 25. juni
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
53
42
46
32
Pollen

Tre

0
1
5
5

Ugress

0
0
0
0

Gress

0
0
1
1
PM10
0.46 μg/ft3
0.27 μg/ft3
0.15 μg/ft3
0.12 μg/ft3
PM25
0.32 μg/ft3
0.18 μg/ft3
0.11 μg/ft3
0.08 μg/ft3
NO2
2.72 ppb
1.49 ppb
1.89 ppb
3.13 ppb
SO2
1.34 ppb
0.5 ppb
0.36 ppb
0.42 ppb
CO
0.16 ppb
0.12 ppb
0.13 ppb
0.12 ppb
O3
39.37 ppb
50.42 ppb
44.99 ppb
31.42 ppb
Luftkvalitetindeks
23
37
56
40
Pollen

Tre

3
3
1
1

Ugress

0
0
0
0

Gress

1
1
1
0
PM10
0.18 μg/ft3
0.29 μg/ft3
0.35 μg/ft3
0.38 μg/ft3
PM25
0.13 μg/ft3
0.20 μg/ft3
0.24 μg/ft3
0.24 μg/ft3
NO2
3.46 ppb
2.27 ppb
4.94 ppb
8.27 ppb
SO2
0.8 ppb
0.88 ppb
1.16 ppb
1.23 ppb
CO
0.12 ppb
0.13 ppb
0.15 ppb
0.15 ppb
O3
24.2 ppb
44.09 ppb
55.09 ppb
32 ppb