Air Quality
Excellent
No health implications.
7
PM2.5
10
PM10
39
O3
0.3
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Aug
31
Excellent
Wed
12 Aug
39
Excellent
Thu
13 Aug
47
Excellent
Fri
14 Aug
48
Excellent
Sat
15 Aug
73
Good
Sun
16 Aug
79
Good
Mon
17 Aug
38
Excellent
Air quality in the last 12 months (Songjiang)
|
2026/07
|
32
|
42
|
40
|
28
|
23
|
34
|
46
|
37
|
27
|
27
|
39
|
31
|
30
|
39
|
38
|
42
|
47
|
40
|
32
|
43
|
29
|
31
|
52
|
52
|
35
|
29
|
25
|
27
|
35
|
42
|
53
|
|
2026/06
|
54
|
58
|
62
|
67
|
47
|
33
|
40
|
35
|
42
|
49
|
60
|
45
|
41
|
35
|
28
|
26
|
54
|
68
|
32
|
20
|
40
|
22
|
24
|
23
|
24
|
51
|
48
|
54
|
31
|
29
|
|
|
2026/05
|
57
|
49
|
53
|
46
|
50
|
40
|
56
|
31
|
33
|
41
|
47
|
56
|
44
|
28
|
37
|
38
|
39
|
39
|
42
|
48
|
54
|
39
|
62
|
26
|
47
|
40
|
32
|
43
|
61
|
56
|
55
|
|
2026/04
|
59
|
69
|
41
|
59
|
63
|
68
|
35
|
37
|
35
|
63
|
49
|
32
|
31
|
46
|
52
|
36
|
55
|
40
|
42
|
41
|
77
|
25
|
32
|
53
|
48
|
51
|
74
|
48
|
31
|
52
|
|
|
2026/03
|
26
|
22
|
36
|
25
|
42
|
55
|
39
|
30
|
39
|
30
|
39
|
46
|
74
|
45
|
32
|
41
|
57
|
46
|
56
|
39
|
33
|
48
|
44
|
43
|
82
|
39
|
42
|
52
|
60
|
45
|
43
|
|
2026/02
|
62
|
98
|
56
|
54
|
94
|
60
|
34
|
49
|
40
|
46
|
94
|
115
|
93
|
70
|
94
|
34
|
57
|
93
|
101
|
65
|
47
|
109
|
66
|
19
|
37
|
31
|
22
|
37
|
|||
|
2026/01
|
20
|
39
|
54
|
65
|
83
|
111
|
54
|
86
|
91
|
93
|
71
|
68
|
80
|
83
|
93
|
190
|
84
|
50
|
32
|
22
|
44
|
47
|
76
|
95
|
62
|
31
|
59
|
42
|
42
|
31
|
24
|
|
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
|
|
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