Lokationer i nærheden
Fire hjørner, Maryland, Forenede Stater
Sunset Terrace, Maryland, Forenede Stater
Sligo Woods, Maryland, Forenede Stater
Steder i nærheden
Argyle Park, Forenede Stater
Sligo Creek Park, Forenede Stater
Northwest Branch Park, Forenede Stater

Luftkvalitet i Fire hjørner, Maryland, Forenede Stater

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Forureningskilder i Fire hjørner, Forenede Stater

PM10
0.36 μg/ft3
PM25
Primær forureningskilde
0.25 μg/ft3
NO2
1.88 ppb
SO2
0.5 ppb
CO
0.19 ppb
O3
31.31 ppb
Lav risikoHøj risiko

Pollenindeks i Fire hjørner, Forenede Stater

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

Luftkvalitetsudsigt i Fire hjørner, Forenede Stater

man. 13. maj
MorgenMiddagAftenNat
AQI (luftkvalitetsindeks)
42
44
41
41
Pollen

Træ

0
1
0
1

Ukrudt

0
0
0
0

Græs

0
0
0
1
PM10
0.28 μg/ft3
0.26 μg/ft3
0.19 μg/ft3
0.11 μg/ft3
PM25
0.16 μg/ft3
0.15 μg/ft3
0.12 μg/ft3
0.07 μg/ft3
NO2
0.74 ppb
0.74 ppb
0.99 ppb
0.99 ppb
SO2
0.16 ppb
0.08 ppb
0.07 ppb
0.13 ppb
CO
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
O3
47.66 ppb
46.44 ppb
43.7 ppb
45.41 ppb
AQI (luftkvalitetsindeks)
40
35
34
35
Pollen

Træ

0
0
1
1

Ukrudt

0
0
0
0

Græs

0
0
1
1
PM10
0.06 μg/ft3
0.07 μg/ft3
0.11 μg/ft3
0.11 μg/ft3
PM25
0.04 μg/ft3
0.05 μg/ft3
0.07 μg/ft3
0.07 μg/ft3
NO2
2.08 ppb
2.36 ppb
2.08 ppb
1.47 ppb
SO2
0.7 ppb
0.66 ppb
0.31 ppb
0.26 ppb
CO
0.12 ppb
0.13 ppb
0.13 ppb
0.12 ppb
O3
39.86 ppb
36.05 ppb
37.27 ppb
39.82 ppb