Air Quality
Excellent
No health implications.
7
PM2.5
10
PM10
75
O3
0.6
CO
5
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Mar
37
Excellent
Mon
2 Mar
35
Excellent
Tue
3 Mar
43
Excellent
Wed
4 Mar
42
Excellent
Thu
5 Mar
37
Excellent
Fri
6 Mar
58
Good
Sat
7 Mar
26
Excellent
Air quality in the last 12 months (Putuo)
|
2026/01
|
19
|
35
|
55
|
64
|
117
|
123
|
74
|
99
|
87
|
90
|
62
|
63
|
83
|
82
|
97
|
162
|
100
|
44
|
29
|
22
|
42
|
46
|
69
|
95
|
54
|
25
|
61
|
38
|
37
|
37
|
22
|
|
2025/12
|
103
|
50
|
38
|
34
|
54
|
69
|
97
|
76
|
47
|
36
|
83
|
24
|
34
|
61
|
64
|
60
|
110
|
47
|
41
|
108
|
28
|
25
|
44
|
51
|
41
|
25
|
37
|
77
|
91
|
87
|
28
|
|
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
|
|||
|
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