Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
35
PM2.5
64
*
PM10
25
O3
0.7
CO
9
SO2
64
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Dec
86
Good
Wed
17 Dec
94
Good
Thu
18 Dec
55
Good
Fri
19 Dec
58
Good
Sat
20 Dec
97
Good
Sun
21 Dec
59
Good
Mon
22 Dec
47
Excellent
Air quality in the last 12 months (Putuo)
|
2025/11
|
130
|
121
|
14
|
26
|
31
|
41
|
31
|
41
|
27
|
39
|
19
|
33
|
31
|
65
|
45
|
33
|
37
|
38
|
56
|
65
|
80
|
126
|
121
|
111
|
89
|
58
|
164
|
150
|
99
|
80
|
|
|
2025/10
|
50
|
24
|
40
|
29
|
25
|
30
|
41
|
15
|
19
|
32
|
40
|
44
|
69
|
40
|
30
|
29
|
19
|
21
|
27
|
31
|
28
|
28
|
30
|
30
|
31
|
38
|
44
|
18
|
25
|
29
|
26
|
|
2025/09
|
30
|
29
|
25
|
26
|
28
|
28
|
50
|
22
|
25
|
26
|
31
|
36
|
43
|
40
|
35
|
28
|
31
|
26
|
26
|
25
|
22
|
22
|
25
|
23
|
23
|
24
|
36
|
40
|
22
|
33
|
|
|
2025/08
|
36
|
37
|
31
|
35
|
33
|
25
|
26
|
30
|
37
|
38
|
39
|
35
|
21
|
20
|
18
|
28
|
28
|
16
|
22
|
30
|
47
|
42
|
40
|
31
|
29
|
36
|
16
|
17
|
19
|
17
|
27
|
|
2025/07
|
20
|
28
|
32
|
33
|
31
|
23
|
16
|
19
|
21
|
42
|
26
|
18
|
22
|
47
|
44
|
50
|
47
|
29
|
15
|
23
|
24
|
23
|
23
|
24
|
26
|
22
|
18
|
23
|
23
|
11
|
23
|
|
2025/06
|
15
|
16
|
38
|
69
|
41
|
43
|
40
|
22
|
23
|
28
|
28
|
15
|
15
|
32
|
15
|
26
|
55
|
51
|
39
|
23
|
26
|
13
|
13
|
27
|
47
|
41
|
36
|
38
|
24
|
17
|
|
|
2025/05
|
54
|
51
|
46
|
24
|
39
|
84
|
60
|
48
|
21
|
48
|
39
|
50
|
42
|
36
|
46
|
53
|
64
|
62
|
44
|
46
|
36
|
39
|
14
|
48
|
44
|
40
|
33
|
32
|
37
|
58
|
53
|
|
2025/04
|
46
|
68
|
46
|
43
|
69
|
68
|
63
|
64
|
75
|
89
|
70
|
83
|
94
|
79
|
70
|
60
|
67
|
61
|
63
|
53
|
43
|
65
|
66
|
90
|
51
|
35
|
40
|
53
|
40
|
47
|
|
|
2025/03
|
41
|
54
|
24
|
22
|
18
|
37
|
50
|
59
|
38
|
42
|
57
|
32
|
35
|
43
|
21
|
47
|
49
|
44
|
39
|
58
|
65
|
65
|
67
|
62
|
79
|
78
|
72
|
51
|
58
|
30
|
38
|
|
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
|
|
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