Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
18 May
Mon
19 May
Tue
20 May
Wed
21 May
Thu
22 May
Fri
23 May
Sat
24 May
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)
|
2025/02
|
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
|
|
|
2024/08
|
28
|
25
|
47
|
36
|
44
|
35
|
44
|
42
|
45
|
45
|
47
|
36
|
40
|
29
|
26
|
37
|
30
|
22
|
19
|
23
|
25
|
33
|
46
|
35
|
35
|
31
|
39
|
36
|
23
|
30
|
31
|
|
2024/07
|
35
|
30
|
31
|
39
|
28
|
37
|
25
|
35
|
38
|
30
|
32
|
30
|
29
|
29
|
59
|
37
|
35
|
35
|
32
|
34
|
42
|
38
|
26
|
23
|
27
|
20
|
24
|
21
|
22
|
21
|
26
|
|
2024/06
|
24
|
27
|
40
|
52
|
45
|
22
|
25
|
38
|
34
|
25
|
26
|
44
|
63
|
48
|
41
|
35
|
28
|
23
|
23
|
25
|
37
|
26
|
20
|
26
|
34
|
20
|
9
|
21
|
34
|
22
|
|
|
2024/05
|
42
|
40
|
36
|
38
|
35
|
38
|
70
|
48
|
27
|
40
|
63
|
67
|
75
|
52
|
51
|
36
|
49
|
41
|
32
|
31
|
28
|
41
|
36
|
36
|
27
|
32
|
29
|
25
|
32
|
43
|
54
|
|
2024/04
|
74
|
33
|
26
|
55
|
47
|
51
|
41
|
25
|
63
|
57
|
51
|
45
|
29
|
26
|
59
|
68
|
24
|
79
|
92
|
48
|
46
|
48
|
35
|
55
|
44
|
41
|
45
|
27
|
42
|
39
|
|
|
2024/03
|
46
|
60
|
78
|
47
|
34
|
60
|
61
|
94
|
82
|
59
|
65
|
96
|
50
|
58
|
67
|
42
|
77
|
69
|
74
|
122
|
70
|
64
|
72
|
87
|
52
|
32
|
47
|
42
|
51
|
63
|
83
|
|
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