Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
31 Oct
Sun
1 Nov
Mon
2 Nov
Tue
3 Nov
Wed
4 Nov
Thu
5 Nov
Fri
6 Nov
Real-time AQI (Monitoring Station in Kunshan)
震川中学
6340
PM2.5
75 *
PM10
45
O3
0.6
CO
14
SO2
56
NO2
昆山实验小学
8260 *
PM2.5
75
PM10
43
O3
0.8
CO
9
SO2
66
NO2
Air quality in the last 12 months (Kunshan)
|
2026/08
|
53
|
45
|
49
|
34
|
31
|
26
|
26
|
24
|
17
|
18
|
17
|
15
|
23
|
17
|
15
|
21
|
29
|
25
|
19
|
17
|
18
|
16
|
18
|
17
|
21
|
28
|
24
|
24
|
19
|
18
|
22
|
|
2026/07
|
28
|
33
|
31
|
21
|
16
|
24
|
37
|
25
|
21
|
21
|
36
|
25
|
25
|
33
|
33
|
30
|
33
|
34
|
25
|
32
|
29
|
30
|
45
|
53
|
25
|
26
|
23
|
19
|
29
|
40
|
51
|
|
2026/06
|
48
|
59
|
49
|
62
|
38
|
31
|
34
|
29
|
34
|
42
|
62
|
56
|
39
|
31
|
23
|
24
|
39
|
50
|
22
|
21
|
34
|
20
|
23
|
21
|
21
|
46
|
44
|
48
|
29
|
22
|
|
|
2026/05
|
54
|
44
|
47
|
40
|
48
|
37
|
50
|
30
|
33
|
40
|
52
|
53
|
58
|
24
|
32
|
30
|
32
|
33
|
35
|
35
|
47
|
37
|
65
|
21
|
33
|
29
|
31
|
44
|
51
|
48
|
42
|
|
2026/04
|
62
|
72
|
35
|
61
|
68
|
69
|
33
|
36
|
33
|
62
|
48
|
28
|
30
|
44
|
45
|
33
|
53
|
36
|
34
|
40
|
75
|
20
|
31
|
50
|
45
|
58
|
68
|
48
|
28
|
47
|
|
|
2026/03
|
24
|
22
|
38
|
22
|
41
|
50
|
40
|
30
|
40
|
29
|
38
|
41
|
66
|
43
|
33
|
47
|
61
|
43
|
53
|
51
|
36
|
50
|
45
|
45
|
81
|
40
|
43
|
46
|
59
|
42
|
46
|
|
2026/02
|
67
|
97
|
53
|
62
|
105
|
62
|
33
|
44
|
40
|
49
|
99
|
111
|
91
|
78
|
103
|
34
|
60
|
97
|
92
|
56
|
52
|
94
|
64
|
20
|
41
|
24
|
19
|
39
|
|||
|
2026/01
|
20
|
32
|
59
|
78
|
110
|
128
|
61
|
93
|
89
|
88
|
60
|
62
|
79
|
88
|
101
|
170
|
97
|
49
|
28
|
26
|
42
|
48
|
74
|
95
|
64
|
26
|
61
|
47
|
39
|
32
|
24
|
|
2025/12
|
99
|
50
|
38
|
43
|
61
|
74
|
112
|
84
|
50
|
38
|
92
|
24
|
35
|
62
|
65
|
66
|
114
|
54
|
49
|
104
|
24
|
25
|
44
|
60
|
46
|
26
|
42
|
80
|
102
|
86
|
26
|
|
2025/11
|
130
|
103
|
20
|
31
|
30
|
39
|
37
|
35
|
25
|
40
|
23
|
35
|
35
|
77
|
51
|
40
|
36
|
39
|
54
|
65
|
88
|
132
|
140
|
104
|
70
|
63
|
163
|
149
|
106
|
97
|
|
|
2025/10
|
42
|
24
|
38
|
29
|
27
|
31
|
44
|
19
|
20
|
30
|
39
|
50
|
63
|
27
|
29
|
25
|
19
|
18
|
27
|
29
|
25
|
25
|
30
|
33
|
34
|
38
|
47
|
24
|
24
|
28
|
29
|
|
2025/09
|
27
|
26
|
30
|
26
|
30
|
28
|
46
|
22
|
19
|
23
|
29
|
33
|
43
|
39
|
30
|
33
|
33
|
20
|
23
|
22
|
23
|
23
|
23
|
17
|
21
|
23
|
34
|
42
|
26
|
34
|
|
|
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
*: primary pollution