Air Quality
Excellent
No health implications.
4
PM2.5
6
PM10
32
O3
0.5
CO
4
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Jun
59
Good
Sat
14 Jun
82
Good
Sun
15 Jun
52
Good
Mon
16 Jun
94
Good
Tue
17 Jun
119
Light
Wed
18 Jun
105
Light
Thu
19 Jun
49
Excellent
Air quality in the last 12 months (Songjiang)
|
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
|
|
2024/12
|
63
|
79
|
88
|
35
|
53
|
137
|
148
|
30
|
44
|
41
|
52
|
57
|
65
|
87
|
64
|
67
|
76
|
78
|
39
|
53
|
90
|
53
|
40
|
46
|
68
|
143
|
52
|
62
|
73
|
71
|
87
|
|
2024/11
|
9
|
55
|
83
|
79
|
27
|
28
|
28
|
30
|
33
|
40
|
53
|
45
|
52
|
40
|
48
|
52
|
24
|
26
|
29
|
29
|
61
|
85
|
20
|
23
|
31
|
35
|
55
|
67
|
52
|
65
|
|
|
2024/10
|
21
|
31
|
25
|
23
|
20
|
17
|
14
|
43
|
37
|
78
|
72
|
75
|
23
|
41
|
57
|
43
|
33
|
40
|
25
|
39
|
32
|
52
|
45
|
26
|
39
|
16
|
16
|
68
|
23
|
35
|
26
|
|
2024/09
|
37
|
35
|
29
|
24
|
25
|
45
|
44
|
30
|
21
|
32
|
14
|
23
|
16
|
21
|
25
|
14
|
13
|
22
|
18
|
13
|
22
|
30
|
26
|
33
|
50
|
25
|
26
|
36
|
35
|
33
|
|
|
2024/08
|
36
|
44
|
47
|
33
|
36
|
32
|
34
|
39
|
32
|
36
|
45
|
42
|
33
|
21
|
25
|
36
|
27
|
16
|
18
|
22
|
18
|
37
|
30
|
33
|
26
|
24
|
39
|
39
|
18
|
26
|
29
|
|
2024/07
|
40
|
25
|
34
|
39
|
48
|
44
|
46
|
43
|
40
|
41
|
29
|
39
|
52
|
75
|
43
|
24
|
32
|
40
|
43
|
33
|
33
|
27
|
19
|
22
|
25
|
28
|
24
|
20
|
19
|
18
|
29
|
|
2024/06
|
46
|
23
|
40
|
54
|
41
|
22
|
22
|
37
|
36
|
31
|
18
|
52
|
69
|
46
|
38
|
34
|
20
|
19
|
23
|
20
|
41
|
40
|
25
|
40
|
31
|
30
|
18
|
21
|
34
|
23
|
|
|
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