Lokationer i nærheden
Spring Valley, District of Columbia, Forenede Stater
Kent, District of Columbia, Forenede Stater
Westmoreland Terrasse, District of Columbia, Forenede Stater
Steder i nærheden
Dalecarlia Reservoir Grounds, Forenede Stater
John Wesley Statue, Forenede Stater
Watkins Gallery - American University, Forenede Stater

Luftkvalitet i Spring Valley, District of Columbia, Forenede Stater

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Forureningskilder i Spring Valley, Forenede Stater

PM10
0.89 μg/ft3
PM25
0.55 μg/ft3
NO2
9.1 ppb
SO2
0.8 ppb
CO
0.3 ppb
O3
Primær forureningskilde
31.9 ppb
Lav risikoHøj risiko

Pollenindeks i Spring Valley, Forenede Stater

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

Luftkvalitetsudsigt i Spring Valley, Forenede Stater

søn. 19. juli
MorgenMiddagAftenNat
AQI (luftkvalitetsindeks)
127
46
57
64
Pollen

Træ

0
0
0
0

Ukrudt

0
0
0
0

Græs

0
0
0
0
PM10
0.92 μg/ft3
0.22 μg/ft3
0.35 μg/ft3
0.47 μg/ft3
PM25
1.30 μg/ft3
0.22 μg/ft3
0.35 μg/ft3
0.45 μg/ft3
NO2
9 ppb
1.8 ppb
2.9 ppb
7 ppb
SO2
0.9 ppb
0.6 ppb
0.4 ppb
0.5 ppb
CO
0.3 ppb
0.2 ppb
0.3 ppb
0.3 ppb
O3
50.2 ppb
49.2 ppb
58.5 ppb
44 ppb
AQI (luftkvalitetsindeks)
51
41
46
41
Pollen

Træ

0
0
0
0

Ukrudt

0
0
0
0

Græs

0
0
0
0
PM10
0.27 μg/ft3
0.16 μg/ft3
0.20 μg/ft3
0.22 μg/ft3
PM25
0.26 μg/ft3
0.15 μg/ft3
0.19 μg/ft3
0.21 μg/ft3
NO2
3.6 ppb
2.2 ppb
2.2 ppb
2.7 ppb
SO2
0.5 ppb
0.4 ppb
0.3 ppb
0.3 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
41.5 ppb
44.1 ppb
49.8 ppb
43.7 ppb
AQI (luftkvalitetsindeks)
36
43
48
39
Pollen

Træ

0
0
0
0

Ukrudt

0
0
0
0

Græs

0
0
0
0
PM10
0.20 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
0.20 μg/ft3
PM25
0.18 μg/ft3
0.12 μg/ft3
0.12 μg/ft3
0.20 μg/ft3
NO2
2.2 ppb
1 ppb
3.3 ppb
6.1 ppb
SO2
0.4 ppb
0.3 ppb
0.5 ppb
0.8 ppb
CO
0.1 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
31.4 ppb
46.7 ppb
51.4 ppb
38.8 ppb