Lokationer i nærheden
East Littleton, Massachusetts, Forenede Stater
Parkerville, Massachusetts, Forenede Stater
Westford, Massachusetts, Forenede Stater
Steder i nærheden
Sparks Hill, Forenede Stater
Westford Regency Heliport, Forenede Stater
Blakes Hill, Forenede Stater

Luftkvalitet i Sparks Hill, Forenede Stater

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Forureningskilder i Sparks Hill, Forenede Stater

PM10
0.49 μg/ft3
PM25
0.22 μg/ft3
NO2
0.31 ppb
SO2
0.5 ppb
CO
0.19 ppb
O3
Primær forureningskilde
63.31 ppb
Lav risikoHøj risiko

Pollenindeks i Sparks Hill, Forenede Stater

Træ
3/5
012345
Ukrudt
0/5
012345
Græs
1/5
012345

Luftkvalitetsudsigt i Sparks Hill, Forenede Stater

man. 17. juni
MorgenMiddagAftenNat
AQI (luftkvalitetsindeks)
22
50
98
33
Pollen

Træ

0
1
1
1

Ukrudt

0
0
0
0

Græs

0
0
0
0
PM10
0.25 μg/ft3
0.60 μg/ft3
0.41 μg/ft3
0.27 μg/ft3
PM25
0.16 μg/ft3
0.40 μg/ft3
0.25 μg/ft3
0.16 μg/ft3
NO2
6.63 ppb
3.47 ppb
3.17 ppb
7.73 ppb
SO2
1.83 ppb
1.97 ppb
1.3 ppb
1.32 ppb
CO
0.13 ppb
0.15 ppb
0.14 ppb
0.14 ppb
O3
22.03 ppb
54.71 ppb
65.05 ppb
30.51 ppb