Steder i nærheten
East Watertown, Massachusetts, forente stater
Payson Park, Massachusetts, forente stater
Mount Auburn, Massachusetts, forente stater
Nærliggende steder
Sawins Pond, forente stater
Oakley Country Club, forente stater
Coolidge Hill, forente stater

Luftkvalitet i East Watertown, Massachusetts, forente stater

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Forurensende stoffer i East Watertown, forente stater

PM10
0.03 μg/ft3
PM25
0.06 μg/ft3
NO2
5.3 ppb
SO2
0.8 ppb
CO
0.2 ppb
O3
Primær forurensningsstoff
31.3 ppb
Lav risikoHøy risiko

Pollenindeks i East Watertown, forente stater

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

Luftkvalitetsvarsel i East Watertown, forente stater

lør. 5. april
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
30
28
37
52
Pollen

Tre

0
0
0
0

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.03 μg/ft3
0.14 μg/ft3
0.16 μg/ft3
0.28 μg/ft3
PM25
0.08 μg/ft3
0.14 μg/ft3
0.14 μg/ft3
0.27 μg/ft3
NO2
9.3 ppb
7.6 ppb
12.7 ppb
19.1 ppb
SO2
1 ppb
1.3 ppb
1 ppb
1.4 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
32.1 ppb
30.7 ppb
40.3 ppb
20.9 ppb
Luftkvalitetindeks
34
38
39
56
Pollen

Tre

0
0
0
0

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.18 μg/ft3
0.22 μg/ft3
0.23 μg/ft3
0.37 μg/ft3
PM25
0.16 μg/ft3
0.19 μg/ft3
0.18 μg/ft3
0.33 μg/ft3
NO2
5.9 ppb
5.3 ppb
10 ppb
20.1 ppb
SO2
0.9 ppb
1 ppb
1.2 ppb
1.6 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
36.4 ppb
40.7 ppb
41.7 ppb
24.8 ppb
Luftkvalitetindeks
56
32
41
37
Pollen

Tre

0
0
0
0

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.38 μg/ft3
0.18 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
PM25
0.33 μg/ft3
0.16 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
NO2
10.5 ppb
7.3 ppb
3 ppb
2.6 ppb
SO2
1.4 ppb
1.1 ppb
0.4 ppb
0.3 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
26.6 ppb
32.7 ppb
43.7 ppb
39.9 ppb