Air Quality
Excellent
No health implications.
24
PM2.5
38
PM10
34
O3
0.4
CO
5
SO2
38
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Jan
42
Excellent
Sun
1 Feb
84
Good
Mon
2 Feb
134
Light
Tue
3 Feb
141
Light
Wed
4 Feb
141
Light
Thu
5 Feb
152
Moderate
Fri
6 Feb
16
Excellent
Songjiang Air quality rank
Air quality in the last 12 months (Songjiang)
|
2025/12
|
98
|
42
|
36
|
43
|
60
|
76
|
110
|
87
|
45
|
33
|
82
|
23
|
29
|
57
|
61
|
58
|
101
|
48
|
43
|
104
|
30
|
23
|
41
|
52
|
44
|
26
|
38
|
65
|
71
|
71
|
23
|
|
2025/11
|
121
|
117
|
17
|
25
|
31
|
40
|
34
|
38
|
24
|
39
|
18
|
33
|
31
|
69
|
50
|
38
|
34
|
36
|
46
|
61
|
78
|
132
|
104
|
100
|
80
|
56
|
125
|
137
|
91
|
84
|
|
|
2025/10
|
48
|
23
|
46
|
33
|
25
|
29
|
49
|
19
|
18
|
26
|
31
|
40
|
69
|
35
|
27
|
31
|
14
|
21
|
26
|
29
|
25
|
24
|
29
|
33
|
33
|
42
|
49
|
20
|
24
|
27
|
31
|
|
2025/09
|
31
|
31
|
26
|
22
|
27
|
24
|
39
|
22
|
25
|
25
|
27
|
33
|
41
|
38
|
33
|
24
|
29
|
22
|
20
|
24
|
20
|
21
|
20
|
16
|
15
|
21
|
28
|
41
|
31
|
30
|
|
|
2025/08
|
35
|
38
|
33
|
37
|
34
|
21
|
25
|
29
|
37
|
37
|
40
|
30
|
19
|
16
|
13
|
22
|
33
|
21
|
21
|
27
|
45
|
37
|
35
|
31
|
25
|
35
|
15
|
14
|
14
|
13
|
22
|
|
2025/07
|
16
|
21
|
25
|
25
|
26
|
20
|
12
|
15
|
16
|
37
|
19
|
15
|
22
|
44
|
44
|
46
|
40
|
27
|
19
|
24
|
20
|
19
|
18
|
20
|
21
|
15
|
13
|
18
|
17
|
10
|
15
|
|
2025/06
|
18
|
17
|
41
|
65
|
35
|
37
|
41
|
27
|
24
|
32
|
36
|
18
|
15
|
34
|
13
|
24
|
48
|
46
|
31
|
22
|
26
|
20
|
18
|
31
|
52
|
51
|
31
|
36
|
22
|
15
|
|
|
2025/05
|
54
|
54
|
51
|
27
|
40
|
82
|
59
|
49
|
19
|
39
|
34
|
50
|
40
|
36
|
48
|
60
|
61
|
71
|
48
|
49
|
37
|
48
|
19
|
49
|
48
|
44
|
32
|
35
|
41
|
63
|
54
|
|
2025/04
|
47
|
67
|
48
|
40
|
71
|
69
|
57
|
66
|
78
|
89
|
69
|
106
|
96
|
81
|
50
|
59
|
62
|
61
|
63
|
61
|
46
|
61
|
62
|
90
|
59
|
37
|
42
|
53
|
44
|
50
|
|
|
2025/03
|
42
|
57
|
25
|
23
|
24
|
32
|
56
|
68
|
38
|
43
|
58
|
34
|
33
|
41
|
24
|
46
|
49
|
46
|
44
|
54
|
61
|
67
|
68
|
61
|
76
|
84
|
66
|
55
|
60
|
37
|
40
|
|
2025/02
|
31
|
59
|
71
|
74
|
46
|
41
|
55
|
34
|
44
|
51
|
31
|
79
|
41
|
34
|
70
|
99
|
65
|
39
|
48
|
30
|
34
|
61
|
73
|
81
|
98
|
117
|
133
|
50
|
|||
|
2025/01
|
82
|
46
|
63
|
41
|
66
|
100
|
73
|
76
|
34
|
43
|
63
|
73
|
102
|
102
|
42
|
58
|
74
|
78
|
100
|
155
|
144
|
40
|
40
|
39
|
31
|
47
|
51
|
43
|
90
|
57
|
35
|
|
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