Air Quality
Excellent
No health implications.
21
PM2.5
35
PM10
66
O3
0.5
CO
5
SO2
40
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Feb
99
Good
Wed
4 Feb
79
Good
Thu
5 Feb
139
Light
Fri
6 Feb
51
Good
Sat
7 Feb
43
Excellent
Sun
8 Feb
63
Good
Mon
9 Feb
20
Excellent
Air quality in the last 12 months (Xuhui)
|
2025/12
|
95
|
48
|
36
|
33
|
53
|
70
|
99
|
73
|
44
|
35
|
88
|
23
|
32
|
62
|
65
|
60
|
109
|
44
|
42
|
109
|
28
|
23
|
44
|
50
|
41
|
22
|
36
|
82
|
88
|
87
|
29
|
|
2025/11
|
125
|
115
|
15
|
21
|
29
|
35
|
32
|
40
|
29
|
41
|
21
|
34
|
26
|
65
|
44
|
32
|
35
|
37
|
53
|
60
|
77
|
124
|
115
|
103
|
86
|
57
|
141
|
139
|
94
|
76
|
|
|
2025/10
|
45
|
26
|
43
|
29
|
25
|
30
|
39
|
16
|
18
|
32
|
37
|
41
|
69
|
43
|
28
|
29
|
19
|
18
|
27
|
31
|
28
|
27
|
28
|
30
|
30
|
38
|
44
|
17
|
22
|
25
|
32
|
|
2025/09
|
30
|
27
|
26
|
24
|
28
|
27
|
46
|
20
|
24
|
24
|
29
|
38
|
40
|
38
|
36
|
25
|
29
|
22
|
26
|
25
|
22
|
21
|
26
|
21
|
20
|
22
|
28
|
39
|
24
|
29
|
|
|
2025/08
|
37
|
38
|
31
|
35
|
34
|
23
|
24
|
30
|
38
|
39
|
40
|
37
|
20
|
20
|
18
|
27
|
27
|
16
|
19
|
28
|
45
|
41
|
38
|
30
|
27
|
35
|
15
|
16
|
18
|
16
|
23
|
|
2025/07
|
20
|
25
|
28
|
34
|
29
|
23
|
14
|
17
|
22
|
38
|
21
|
18
|
21
|
44
|
42
|
49
|
38
|
27
|
19
|
25
|
23
|
23
|
22
|
25
|
24
|
17
|
17
|
24
|
23
|
12
|
21
|
|
2025/06
|
20
|
18
|
36
|
65
|
38
|
41
|
40
|
22
|
23
|
29
|
31
|
17
|
16
|
32
|
16
|
24
|
51
|
48
|
38
|
21
|
26
|
12
|
12
|
27
|
41
|
53
|
37
|
41
|
26
|
17
|
|
|
2025/05
|
55
|
51
|
48
|
24
|
38
|
82
|
60
|
48
|
21
|
47
|
36
|
50
|
42
|
36
|
43
|
53
|
60
|
62
|
44
|
45
|
37
|
36
|
13
|
44
|
44
|
40
|
35
|
33
|
39
|
58
|
54
|
|
2025/04
|
44
|
66
|
46
|
41
|
68
|
69
|
62
|
66
|
76
|
86
|
69
|
77
|
93
|
77
|
54
|
61
|
66
|
59
|
56
|
54
|
42
|
65
|
65
|
89
|
50
|
37
|
41
|
48
|
40
|
46
|
|
|
2025/03
|
43
|
55
|
25
|
22
|
20
|
38
|
45
|
63
|
37
|
44
|
51
|
32
|
35
|
40
|
22
|
44
|
48
|
41
|
39
|
56
|
62
|
63
|
68
|
61
|
78
|
78
|
69
|
49
|
57
|
31
|
39
|
|
2025/02
|
26
|
58
|
69
|
64
|
53
|
36
|
52
|
37
|
43
|
50
|
31
|
76
|
37
|
36
|
66
|
111
|
58
|
43
|
47
|
29
|
34
|
57
|
56
|
74
|
84
|
133
|
135
|
52
|
|||
|
2025/01
|
55
|
42
|
56
|
37
|
69
|
98
|
64
|
71
|
29
|
39
|
57
|
71
|
91
|
102
|
38
|
57
|
72
|
73
|
97
|
155
|
114
|
32
|
37
|
37
|
32
|
44
|
55
|
45
|
89
|
46
|
33
|
|
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