Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
44
PM2.5
77
*
PM10
72
O3
0.6
CO
8
SO2
52
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
30 May
92
Good
Sun
31 May
91
Good
Mon
1 Jun
95
Good
Tue
2 Jun
93
Good
Wed
3 Jun
93
Good
Thu
4 Jun
20
Excellent
Fri
5 Jun
36
Excellent
Air quality in the last 12 months (Chaohu)
|
2026/04
|
77
|
60
|
46
|
53
|
71
|
69
|
54
|
41
|
31
|
41
|
61
|
30
|
30
|
33
|
47
|
50
|
54
|
56
|
59
|
52
|
48
|
16
|
23
|
43
|
51
|
47
|
55
|
31
|
29
|
41
|
|
|
2026/03
|
32
|
20
|
65
|
56
|
60
|
59
|
57
|
56
|
68
|
78
|
63
|
74
|
81
|
68
|
82
|
41
|
45
|
42
|
96
|
112
|
79
|
67
|
72
|
58
|
65
|
81
|
68
|
53
|
60
|
45
|
100
|
|
2026/02
|
54
|
65
|
93
|
80
|
86
|
71
|
44
|
51
|
42
|
59
|
89
|
85
|
73
|
67
|
74
|
33
|
97
|
90
|
81
|
57
|
42
|
113
|
117
|
22
|
43
|
29
|
26
|
41
|
|||
|
2026/01
|
34
|
73
|
86
|
97
|
94
|
82
|
53
|
67
|
66
|
98
|
72
|
64
|
80
|
76
|
93
|
97
|
163
|
92
|
24
|
48
|
55
|
53
|
80
|
96
|
131
|
34
|
62
|
95
|
73
|
28
|
35
|
|
2025/12
|
112
|
72
|
63
|
59
|
73
|
84
|
90
|
97
|
65
|
77
|
129
|
50
|
46
|
66
|
60
|
68
|
141
|
140
|
140
|
160
|
43
|
38
|
48
|
82
|
82
|
43
|
62
|
76
|
81
|
138
|
37
|
|
2025/11
|
77
|
68
|
47
|
56
|
60
|
49
|
20
|
23
|
54
|
67
|
42
|
39
|
61
|
107
|
100
|
91
|
44
|
38
|
46
|
56
|
80
|
97
|
120
|
109
|
96
|
82
|
217
|
124
|
86
|
86
|
|
|
2025/10
|
33
|
41
|
23
|
37
|
59
|
54
|
60
|
48
|
40
|
60
|
67
|
58
|
29
|
29
|
47
|
38
|
35
|
15
|
23
|
28
|
24
|
29
|
32
|
39
|
47
|
46
|
63
|
63
|
58
|
43
|
53
|
|
2025/09
|
24
|
26
|
28
|
43
|
46
|
44
|
50
|
47
|
25
|
28
|
33
|
30
|
21
|
28
|
21
|
37
|
29
|
24
|
32
|
21
|
37
|
33
|
46
|
14
|
15
|
34
|
40
|
40
|
39
|
26
|
|
|
2025/08
|
20
|
16
|
27
|
29
|
41
|
26
|
19
|
22
|
30
|
22
|
14
|
27
|
37
|
27
|
25
|
28
|
35
|
34
|
37
|
30
|
28
|
26
|
22
|
31
|
29
|
20
|
37
|
38
|
40
|
28
|
17
|
|
2025/07
|
29
|
30
|
40
|
38
|
46
|
50
|
43
|
22
|
19
|
38
|
38
|
26
|
33
|
43
|
41
|
39
|
22
|
38
|
32
|
20
|
20
|
15
|
22
|
25
|
28
|
24
|
22
|
21
|
26
|
20
|
16
|
|
2025/06
|
18
|
13
|
41
|
57
|
50
|
43
|
26
|
20
|
34
|
31
|
43
|
38
|
39
|
32
|
23
|
40
|
43
|
26
|
13
|
17
|
14
|
18
|
31
|
36
|
38
|
37
|
19
|
14
|
17
|
24
|
|
|
2025/05
|
56
|
62
|
58
|
47
|
47
|
107
|
96
|
49
|
29
|
38
|
47
|
53
|
55
|
59
|
58
|
32
|
60
|
87
|
70
|
45
|
25
|
43
|
52
|
70
|
63
|
60
|
63
|
58
|
51
|
50
|
53
|
|
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