Air Quality
Excellent
No health implications.
16
PM2.5
33
PM10
128
O3
0.6
CO
5
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Oct
53
Good
Thu
16 Oct
43
Excellent
Fri
17 Oct
74
Good
Sat
18 Oct
45
Excellent
Sun
19 Oct
45
Excellent
Mon
20 Oct
47
Excellent
Tue
21 Oct
35
Excellent
Air quality in the last 12 months (Chongming)
|
2025/08
|
31
|
28
|
31
|
23
|
29
|
26
|
25
|
30
|
35
|
32
|
31
|
28
|
20
|
18
|
13
|
30
|
44
|
14
|
21
|
21
|
41
|
44
|
39
|
34
|
27
|
27
|
15
|
17
|
14
|
12
|
20
|
|
2025/07
|
19
|
24
|
29
|
31
|
29
|
22
|
14
|
14
|
20
|
42
|
29
|
18
|
22
|
38
|
41
|
48
|
43
|
23
|
14
|
23
|
21
|
21
|
15
|
21
|
22
|
16
|
17
|
22
|
19
|
12
|
15
|
|
2025/06
|
14
|
10
|
33
|
58
|
42
|
39
|
33
|
13
|
16
|
15
|
18
|
12
|
11
|
33
|
14
|
24
|
50
|
41
|
33
|
23
|
24
|
10
|
9
|
18
|
35
|
42
|
34
|
37
|
24
|
15
|
|
|
2025/05
|
54
|
53
|
47
|
22
|
31
|
66
|
53
|
44
|
21
|
45
|
43
|
53
|
47
|
37
|
45
|
28
|
51
|
57
|
39
|
35
|
26
|
31
|
10
|
44
|
42
|
38
|
31
|
31
|
41
|
52
|
46
|
|
2025/04
|
43
|
64
|
45
|
40
|
64
|
63
|
65
|
66
|
79
|
71
|
59
|
76
|
90
|
63
|
52
|
57
|
63
|
59
|
52
|
34
|
37
|
50
|
58
|
76
|
47
|
34
|
36
|
40
|
41
|
47
|
|
|
2025/03
|
41
|
54
|
17
|
17
|
16
|
36
|
46
|
57
|
36
|
32
|
52
|
26
|
34
|
39
|
23
|
41
|
48
|
41
|
34
|
56
|
61
|
64
|
71
|
63
|
83
|
69
|
67
|
44
|
60
|
28
|
34
|
|
2025/02
|
24
|
56
|
69
|
58
|
53
|
33
|
52
|
35
|
43
|
51
|
28
|
76
|
36
|
31
|
60
|
112
|
55
|
39
|
41
|
24
|
30
|
57
|
45
|
62
|
78
|
131
|
124
|
59
|
|||
|
2025/01
|
57
|
38
|
48
|
35
|
74
|
92
|
62
|
70
|
29
|
37
|
59
|
76
|
86
|
99
|
38
|
59
|
77
|
71
|
98
|
147
|
94
|
33
|
38
|
35
|
32
|
43
|
58
|
56
|
104
|
44
|
37
|
|
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
|
|
|
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