Air Quality
Excellent
No health implications.
17
PM2.5
26
PM10
51
O3
0.3
CO
5
SO2
35
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Jan
42
Excellent
Sun
1 Feb
86
Good
Mon
2 Feb
142
Light
Tue
3 Feb
138
Light
Wed
4 Feb
144
Light
Thu
5 Feb
167
Moderate
Fri
6 Feb
29
Excellent
Air quality in the last 12 months (Jiading)
|
2025/12
|
101
|
49
|
35
|
41
|
61
|
76
|
110
|
79
|
48
|
37
|
91
|
22
|
33
|
64
|
66
|
64
|
111
|
48
|
45
|
108
|
24
|
24
|
44
|
55
|
40
|
24
|
39
|
77
|
95
|
82
|
26
|
|
2025/11
|
134
|
115
|
17
|
29
|
30
|
38
|
39
|
40
|
28
|
39
|
19
|
34
|
30
|
69
|
50
|
37
|
35
|
36
|
55
|
67
|
85
|
135
|
134
|
118
|
81
|
59
|
155
|
146
|
100
|
94
|
|
|
2025/10
|
47
|
25
|
38
|
26
|
27
|
32
|
44
|
17
|
19
|
31
|
39
|
43
|
70
|
35
|
29
|
27
|
21
|
20
|
26
|
28
|
26
|
25
|
28
|
31
|
33
|
39
|
46
|
22
|
25
|
31
|
27
|
|
2025/09
|
29
|
26
|
28
|
27
|
30
|
28
|
48
|
23
|
21
|
24
|
29
|
36
|
46
|
44
|
31
|
28
|
31
|
22
|
24
|
23
|
22
|
23
|
24
|
20
|
24
|
23
|
34
|
43
|
24
|
34
|
|
|
2025/08
|
36
|
36
|
32
|
30
|
32
|
24
|
25
|
29
|
37
|
37
|
38
|
32
|
20
|
18
|
15
|
28
|
37
|
14
|
24
|
27
|
46
|
44
|
39
|
34
|
30
|
31
|
16
|
17
|
16
|
14
|
23
|
|
2025/07
|
20
|
29
|
31
|
35
|
32
|
24
|
15
|
21
|
25
|
46
|
36
|
24
|
25
|
45
|
46
|
51
|
51
|
32
|
18
|
30
|
29
|
27
|
18
|
22
|
24
|
17
|
18
|
22
|
21
|
11
|
16
|
|
2025/06
|
14
|
13
|
35
|
64
|
39
|
40
|
38
|
21
|
19
|
22
|
24
|
16
|
13
|
32
|
15
|
24
|
51
|
46
|
37
|
24
|
28
|
14
|
14
|
24
|
44
|
49
|
36
|
40
|
25
|
17
|
|
|
2025/05
|
53
|
53
|
47
|
23
|
38
|
75
|
60
|
47
|
19
|
48
|
40
|
52
|
46
|
39
|
47
|
41
|
56
|
64
|
42
|
40
|
33
|
41
|
13
|
47
|
44
|
40
|
31
|
31
|
40
|
54
|
46
|
|
2025/04
|
48
|
67
|
52
|
42
|
72
|
69
|
65
|
65
|
79
|
84
|
67
|
84
|
87
|
69
|
53
|
58
|
65
|
62
|
58
|
45
|
45
|
59
|
62
|
83
|
50
|
34
|
36
|
48
|
42
|
48
|
|
|
2025/03
|
43
|
54
|
21
|
21
|
18
|
35
|
54
|
66
|
37
|
42
|
61
|
36
|
34
|
40
|
24
|
43
|
49
|
44
|
39
|
59
|
62
|
65
|
73
|
63
|
82
|
77
|
69
|
50
|
60
|
31
|
36
|
|
2025/02
|
26
|
60
|
73
|
72
|
58
|
36
|
52
|
35
|
46
|
54
|
29
|
79
|
45
|
32
|
66
|
101
|
59
|
41
|
46
|
28
|
32
|
61
|
56
|
72
|
88
|
130
|
135
|
69
|
|||
|
2025/01
|
72
|
45
|
55
|
42
|
74
|
95
|
67
|
75
|
31
|
41
|
61
|
74
|
89
|
102
|
37
|
60
|
79
|
74
|
102
|
161
|
121
|
39
|
41
|
38
|
33
|
47
|
54
|
48
|
96
|
49
|
37
|
|
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