Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
103
*
PM2.5
135
PM10
8
O3
1.3
CO
7
SO2
87
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
20 Jan
136
Light
Tue
21 Jan
85
Good
Wed
22 Jan
45
Excellent
Thu
23 Jan
51
Good
Fri
24 Jan
47
Excellent
Sat
25 Jan
51
Good
Sun
26 Jan
25
Excellent
Air quality in the last 12 months (Chongming)
|
2024/12
|
62
|
87
|
61
|
25
|
61
|
132
|
121
|
24
|
31
|
35
|
59
|
39
|
62
|
59
|
62
|
65
|
82
|
61
|
35
|
54
|
85
|
43
|
35
|
47
|
66
|
112
|
43
|
56
|
68
|
72
|
76
|
|
2024/11
|
9
|
49
|
61
|
52
|
25
|
20
|
24
|
25
|
30
|
31
|
35
|
44
|
42
|
35
|
60
|
33
|
23
|
25
|
24
|
26
|
64
|
73
|
17
|
25
|
27
|
40
|
61
|
66
|
50
|
63
|
|
|
2024/10
|
17
|
23
|
18
|
18
|
17
|
9
|
12
|
36
|
31
|
54
|
69
|
51
|
21
|
26
|
46
|
25
|
29
|
38
|
25
|
31
|
33
|
42
|
38
|
21
|
31
|
13
|
16
|
44
|
19
|
25
|
20
|
|
2024/09
|
30
|
32
|
19
|
21
|
20
|
35
|
43
|
26
|
18
|
26
|
12
|
21
|
16
|
14
|
19
|
20
|
17
|
17
|
22
|
15
|
17
|
26
|
22
|
24
|
20
|
12
|
25
|
26
|
32
|
32
|
|
|
2024/08
|
37
|
41
|
42
|
31
|
32
|
28
|
28
|
31
|
28
|
36
|
38
|
43
|
37
|
18
|
23
|
33
|
19
|
17
|
14
|
25
|
23
|
40
|
32
|
25
|
20
|
19
|
33
|
25
|
16
|
22
|
23
|
|
2024/07
|
27
|
24
|
24
|
31
|
36
|
37
|
38
|
39
|
39
|
28
|
18
|
20
|
32
|
46
|
46
|
26
|
32
|
32
|
37
|
32
|
32
|
28
|
20
|
22
|
27
|
29
|
27
|
22
|
19
|
17
|
27
|
|
2024/06
|
57
|
20
|
40
|
42
|
31
|
14
|
19
|
19
|
32
|
26
|
13
|
22
|
41
|
31
|
21
|
22
|
15
|
21
|
15
|
28
|
38
|
27
|
25
|
33
|
34
|
20
|
13
|
20
|
25
|
18
|
|
|
2024/05
|
33
|
38
|
32
|
33
|
30
|
55
|
48
|
34
|
21
|
33
|
48
|
68
|
65
|
40
|
41
|
32
|
37
|
33
|
28
|
23
|
22
|
34
|
23
|
17
|
20
|
28
|
20
|
21
|
30
|
33
|
50
|
|
2024/04
|
63
|
29
|
36
|
48
|
48
|
46
|
43
|
39
|
59
|
61
|
46
|
27
|
22
|
18
|
42
|
38
|
35
|
74
|
101
|
42
|
24
|
29
|
40
|
43
|
33
|
34
|
22
|
20
|
28
|
36
|
|
|
2024/03
|
40
|
59
|
68
|
36
|
31
|
54
|
44
|
77
|
80
|
42
|
57
|
98
|
54
|
51
|
39
|
39
|
69
|
53
|
85
|
95
|
58
|
67
|
68
|
65
|
54
|
39
|
39
|
59
|
59
|
66
|
70
|
|
2024/02
|
22
|
26
|
21
|
28
|
49
|
65
|
43
|
79
|
164
|
199
|
136
|
91
|
52
|
59
|
48
|
27
|
27
|
32
|
45
|
24
|
17
|
29
|
44
|
57
|
87
|
69
|
49
|
34
|
24
|
||
|
2024/01
|
80
|
58
|
98
|
118
|
121
|
153
|
53
|
28
|
82
|
104
|
107
|
137
|
178
|
106
|
27
|
28
|
43
|
52
|
49
|
44
|
53
|
38
|
35
|
46
|
64
|
99
|
119
|
123
|
111
|
35
|
23
|
|
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