Steder i nærheten
Center City, Pennsylvania, forente stater
Philadelphia, Pennsylvania, forente stater
Wharton, Pennsylvania, forente stater
Nærliggende steder
Chinatown Friendship Gate, forente stater
Louis Kahn Park, forente stater
Liberty Bell Center, forente stater

Luftkvalitet i Center City, Pennsylvania, forente stater

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Forurensende stoffer i Center City, forente stater

PM10
0.83 μg/ft3
PM25
Primær forurensningsstoff
0.83 μg/ft3
NO2
7.31 ppb
SO2
4.5 ppb
CO
5.19 ppb
O3
54.38 ppb
Lav risikoHøy risiko

Pollenindeks i Center City, forente stater

Tre
2/5
012345
Ugress
0/5
012345
Gress
1/5
012345

Luftkvalitetsvarsel i Center City, forente stater

tir. 23. april
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
40
39
46
35
Pollen

Tre

3
3
2
3

Ugress

0
0
0
0

Gress

1
1
0
1
PM10
0.32 μg/ft3
0.28 μg/ft3
0.18 μg/ft3
0.14 μg/ft3
PM25
0.22 μg/ft3
0.19 μg/ft3
0.12 μg/ft3
0.09 μg/ft3
NO2
4.09 ppb
2.41 ppb
3.41 ppb
4.23 ppb
SO2
1.49 ppb
1.5 ppb
0.69 ppb
0.62 ppb
CO
0.18 ppb
0.17 ppb
0.16 ppb
0.16 ppb
O3
38.1 ppb
46.8 ppb
45.28 ppb
36.53 ppb
Luftkvalitetindeks
37
38
40
36
Pollen

Tre

4
3
2
5

Ugress

0
0
0
0

Gress

1
1
0
1
PM10
0.14 μg/ft3
0.17 μg/ft3
0.24 μg/ft3
0.35 μg/ft3
PM25
0.10 μg/ft3
0.12 μg/ft3
0.16 μg/ft3
0.22 μg/ft3
NO2
3.44 ppb
3.63 ppb
8.96 ppb
11.27 ppb
SO2
1.11 ppb
1.55 ppb
1.49 ppb
1.23 ppb
CO
0.14 ppb
0.15 ppb
0.2 ppb
0.2 ppb
O3
40.03 ppb
43.09 ppb
37.55 ppb
31.98 ppb
Luftkvalitetindeks
51
38
45
34
Pollen

Tre

3
2
5
5

Ugress

0
0
0
0

Gress

0
0
0
1
PM10
0.59 μg/ft3
0.30 μg/ft3
0.24 μg/ft3
0.29 μg/ft3
PM25
0.39 μg/ft3
0.20 μg/ft3
0.15 μg/ft3
0.18 μg/ft3
NO2
14.2 ppb
4.4 ppb
4.42 ppb
8.58 ppb
SO2
1.6 ppb
2.13 ppb
1.13 ppb
1.01 ppb
CO
0.22 ppb
0.16 ppb
0.16 ppb
0.18 ppb
O3
23.52 ppb
44.68 ppb
47.13 ppb
33.37 ppb