Air Quality
Excellent
No health implications.
11
PM2.5
25
PM10
73
O3
0.5
CO
8
SO2
30
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Apr
65
Good
Fri
26 Apr
52
Good
Sat
27 Apr
51
Good
Sun
28 Apr
57
Good
Mon
29 Apr
61
Good
Tue
30 Apr
54
Good
Air quality in the last 12 months (Pudong)
|
2024/02
|
24
|
26
|
20
|
29
|
45
|
66
|
43
|
61
|
129
|
164
|
104
|
87
|
52
|
52
|
51
|
27
|
28
|
28
|
48
|
25
|
18
|
27
|
44
|
51
|
78
|
60
|
54
|
34
|
26
|
||
|
2024/01
|
70
|
58
|
98
|
111
|
93
|
157
|
61
|
29
|
93
|
112
|
111
|
121
|
141
|
89
|
28
|
31
|
43
|
56
|
45
|
43
|
55
|
39
|
36
|
49
|
60
|
81
|
108
|
111
|
106
|
38
|
27
|
|
2023/12
|
46
|
52
|
74
|
83
|
108
|
101
|
107
|
74
|
75
|
52
|
23
|
49
|
54
|
50
|
43
|
46
|
30
|
22
|
21
|
55
|
40
|
43
|
57
|
75
|
96
|
102
|
68
|
75
|
63
|
100
|
191
|
|
2023/11
|
43
|
36
|
51
|
34
|
23
|
35
|
54
|
49
|
61
|
28
|
28
|
36
|
31
|
51
|
96
|
94
|
91
|
50
|
70
|
94
|
71
|
59
|
117
|
31
|
29
|
43
|
84
|
93
|
74
|
35
|
|
|
2023/10
|
31
|
28
|
29
|
29
|
40
|
28
|
26
|
25
|
34
|
45
|
33
|
31
|
29
|
68
|
79
|
95
|
64
|
49
|
68
|
30
|
33
|
45
|
37
|
44
|
68
|
67
|
59
|
38
|
49
|
45
|
47
|
|
2023/09
|
27
|
38
|
30
|
22
|
26
|
25
|
39
|
33
|
33
|
36
|
37
|
27
|
28
|
20
|
25
|
33
|
67
|
58
|
33
|
26
|
25
|
21
|
23
|
25
|
45
|
55
|
56
|
51
|
52
|
49
|
|
|
2023/08
|
21
|
26
|
31
|
29
|
27
|
29
|
28
|
31
|
32
|
45
|
74
|
60
|
30
|
27
|
26
|
37
|
37
|
32
|
36
|
30
|
38
|
52
|
40
|
39
|
37
|
36
|
21
|
19
|
23
|
26
|
38
|
|
2023/07
|
38
|
51
|
45
|
40
|
39
|
58
|
37
|
36
|
51
|
37
|
57
|
61
|
52
|
58
|
50
|
21
|
19
|
20
|
16
|
23
|
32
|
26
|
27
|
35
|
20
|
23
|
20
|
20
|
20
|
20
|
25
|
|
2023/06
|
29
|
55
|
48
|
41
|
43
|
42
|
44
|
62
|
72
|
49
|
39
|
22
|
17
|
43
|
67
|
59
|
33
|
23
|
20
|
49
|
83
|
85
|
76
|
31
|
24
|
34
|
34
|
45
|
41
|
33
|
|
|
2023/05
|
69
|
54
|
40
|
27
|
33
|
38
|
28
|
36
|
42
|
42
|
47
|
92
|
117
|
102
|
81
|
52
|
32
|
41
|
30
|
36
|
41
|
74
|
71
|
65
|
59
|
54
|
34
|
35
|
48
|
39
|
25
|
|
2023/04
|
56
|
54
|
51
|
29
|
49
|
68
|
84
|
58
|
50
|
48
|
127
|
214
|
136
|
75
|
55
|
62
|
63
|
69
|
36
|
40
|
51
|
84
|
85
|
39
|
44
|
75
|
74
|
60
|
82
|
84
|
|
|
2023/03
|
90
|
65
|
38
|
47
|
46
|
67
|
64
|
64
|
104
|
108
|
57
|
64
|
47
|
50
|
53
|
68
|
30
|
35
|
44
|
50
|
29
|
49
|
100
|
81
|
46
|
60
|
78
|
70
|
60
|
78
|
45
|
|
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