Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
87
*
PM2.5
88
PM10
44
O3
1.1
CO
7
SO2
30
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
6 May
90
Good
Wed
7 May
90
Good
Thu
8 May
71
Good
Fri
9 May
66
Good
Sat
10 May
82
Good
Sun
11 May
18
Excellent
Mon
12 May
15
Excellent
Air quality in the last 12 months (Putuo)
|
2025/02
|
27
|
58
|
69
|
66
|
55
|
37
|
54
|
38
|
44
|
52
|
26
|
75
|
37
|
34
|
61
|
111
|
60
|
44
|
47
|
29
|
35
|
52
|
57
|
71
|
85
|
133
|
137
|
66
|
|||
|
2025/01
|
56
|
43
|
57
|
38
|
63
|
94
|
66
|
69
|
32
|
42
|
59
|
70
|
84
|
93
|
38
|
59
|
72
|
67
|
93
|
153
|
112
|
30
|
38
|
38
|
31
|
46
|
55
|
46
|
90
|
46
|
34
|
|
2024/12
|
56
|
78
|
76
|
33
|
51
|
133
|
122
|
27
|
33
|
45
|
57
|
46
|
62
|
71
|
61
|
66
|
72
|
65
|
37
|
52
|
82
|
49
|
35
|
47
|
65
|
127
|
46
|
57
|
70
|
68
|
77
|
|
2024/11
|
10
|
50
|
78
|
63
|
27
|
24
|
27
|
27
|
31
|
33
|
40
|
44
|
53
|
37
|
61
|
45
|
22
|
27
|
25
|
32
|
62
|
78
|
18
|
24
|
32
|
40
|
61
|
71
|
54
|
64
|
|
|
2024/10
|
20
|
26
|
21
|
19
|
19
|
12
|
15
|
44
|
35
|
71
|
77
|
64
|
20
|
42
|
50
|
26
|
33
|
42
|
29
|
39
|
39
|
48
|
38
|
23
|
34
|
13
|
19
|
59
|
26
|
30
|
23
|
|
2024/09
|
36
|
38
|
26
|
25
|
24
|
40
|
43
|
28
|
22
|
30
|
26
|
25
|
19
|
18
|
24
|
16
|
22
|
24
|
28
|
18
|
23
|
33
|
30
|
31
|
33
|
19
|
27
|
36
|
34
|
36
|
|
|
2024/08
|
34
|
42
|
42
|
34
|
37
|
33
|
29
|
37
|
35
|
39
|
45
|
45
|
36
|
20
|
26
|
34
|
22
|
17
|
18
|
25
|
23
|
38
|
33
|
29
|
28
|
25
|
44
|
33
|
16
|
30
|
27
|
|
2024/07
|
40
|
29
|
22
|
37
|
42
|
42
|
44
|
43
|
42
|
40
|
23
|
26
|
39
|
67
|
44
|
24
|
35
|
38
|
37
|
38
|
33
|
26
|
24
|
25
|
28
|
33
|
27
|
26
|
21
|
22
|
29
|
|
2024/06
|
61
|
21
|
42
|
53
|
33
|
18
|
20
|
24
|
34
|
26
|
18
|
35
|
62
|
40
|
29
|
29
|
20
|
23
|
22
|
28
|
42
|
36
|
23
|
33
|
35
|
28
|
15
|
22
|
30
|
27
|
|
|
2024/05
|
37
|
37
|
36
|
38
|
34
|
55
|
64
|
41
|
24
|
34
|
52
|
65
|
71
|
44
|
46
|
36
|
42
|
37
|
32
|
27
|
27
|
38
|
25
|
25
|
27
|
34
|
31
|
22
|
26
|
43
|
69
|
|
2024/04
|
69
|
33
|
33
|
44
|
51
|
46
|
46
|
37
|
63
|
61
|
51
|
32
|
28
|
24
|
59
|
51
|
27
|
73
|
112
|
51
|
39
|
46
|
46
|
47
|
35
|
46
|
34
|
32
|
43
|
40
|
|
|
2024/03
|
43
|
64
|
68
|
41
|
41
|
52
|
50
|
81
|
80
|
47
|
61
|
101
|
50
|
60
|
45
|
40
|
78
|
63
|
80
|
106
|
67
|
70
|
76
|
78
|
63
|
42
|
39
|
54
|
60
|
63
|
74
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution