Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Thu
23 Oct
Fri
24 Oct
Sat
25 Oct
Real-time AQI (Monitoring Station in Wujiang)
吴江开发区
8865 *
PM2.5
85
PM10
58
O3
0.6
CO
6
SO2
44
NO2
吴江市环保局
6849 *
PM2.5
76
PM10
65
O3
0.6
CO
10
SO2
47
NO2
Air quality in the last 12 months (Wujiang)
|
2025/08
|
43
|
37
|
25
|
41
|
44
|
31
|
22
|
24
|
31
|
37
|
36
|
33
|
34
|
26
|
23
|
28
|
33
|
27
|
32
|
38
|
50
|
43
|
37
|
41
|
37
|
33
|
32
|
26
|
27
|
24
|
29
|
|
2025/07
|
26
|
36
|
39
|
45
|
47
|
37
|
22
|
18
|
19
|
35
|
29
|
23
|
41
|
48
|
47
|
54
|
41
|
42
|
20
|
29
|
24
|
24
|
22
|
27
|
31
|
19
|
22
|
23
|
28
|
11
|
18
|
|
2025/06
|
16
|
15
|
41
|
60
|
49
|
42
|
46
|
23
|
25
|
26
|
34
|
22
|
16
|
34
|
16
|
30
|
54
|
56
|
47
|
31
|
34
|
17
|
15
|
28
|
53
|
52
|
35
|
33
|
32
|
35
|
|
|
2025/05
|
54
|
59
|
56
|
27
|
40
|
92
|
70
|
47
|
20
|
39
|
33
|
48
|
48
|
46
|
61
|
44
|
50
|
74
|
51
|
45
|
19
|
45
|
22
|
49
|
50
|
46
|
31
|
39
|
43
|
51
|
57
|
|
2025/04
|
42
|
67
|
48
|
53
|
67
|
68
|
72
|
66
|
79
|
98
|
77
|
144
|
94
|
84
|
46
|
57
|
59
|
64
|
72
|
54
|
55
|
53
|
53
|
78
|
66
|
40
|
40
|
62
|
49
|
54
|
|
|
2025/03
|
50
|
62
|
25
|
21
|
33
|
42
|
57
|
89
|
49
|
51
|
62
|
34
|
40
|
44
|
25
|
48
|
40
|
42
|
55
|
60
|
52
|
62
|
62
|
64
|
78
|
95
|
76
|
62
|
67
|
42
|
36
|
|
2025/02
|
30
|
65
|
78
|
72
|
46
|
41
|
58
|
32
|
42
|
59
|
41
|
96
|
57
|
41
|
84
|
81
|
67
|
41
|
53
|
41
|
32
|
64
|
83
|
83
|
110
|
113
|
121
|
72
|
|||
|
2025/01
|
75
|
51
|
65
|
54
|
91
|
89
|
71
|
73
|
38
|
47
|
63
|
72
|
90
|
129
|
56
|
58
|
71
|
85
|
102
|
161
|
180
|
74
|
42
|
47
|
30
|
50
|
57
|
41
|
88
|
70
|
50
|
|
2024/12
|
67
|
75
|
82
|
45
|
52
|
115
|
159
|
37
|
50
|
44
|
53
|
55
|
70
|
76
|
59
|
60
|
75
|
84
|
34
|
55
|
83
|
48
|
42
|
54
|
83
|
138
|
55
|
63
|
70
|
81
|
86
|
|
2024/11
|
10
|
52
|
81
|
81
|
43
|
26
|
28
|
28
|
35
|
36
|
51
|
48
|
64
|
46
|
83
|
63
|
27
|
30
|
29
|
30
|
52
|
81
|
24
|
27
|
31
|
36
|
57
|
66
|
45
|
52
|
|
|
2024/10
|
21
|
31
|
22
|
21
|
19
|
12
|
13
|
43
|
41
|
57
|
71
|
77
|
31
|
39
|
63
|
42
|
34
|
38
|
28
|
42
|
29
|
40
|
46
|
34
|
33
|
20
|
16
|
59
|
31
|
30
|
26
|
|
2024/09
|
36
|
42
|
30
|
30
|
26
|
37
|
52
|
41
|
21
|
38
|
12
|
31
|
19
|
22
|
21
|
16
|
19
|
24
|
23
|
16
|
22
|
33
|
28
|
35
|
59
|
29
|
30
|
37
|
41
|
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
*: primary pollution