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
27 Oct
Wed
28 Oct
Thu
29 Oct
Fri
30 Oct
Sat
31 Oct
Sun
1 Nov
Mon
2 Nov
Real-time AQI (Monitoring Station in Chenzhou)
市职中
4427
PM2.5
44
PM10
27
O3
0.8
CO
10
SO2
34
NO2
市环保局
6240
PM2.5
66 *
PM10
4
O3
0.8
CO
9
SO2
48
NO2
Air quality in the last 12 months (Chenzhou)
|
2026/08
|
11
|
13
|
15
|
16
|
22
|
38
|
38
|
31
|
28
|
32
|
24
|
24
|
18
|
15
|
22
|
33
|
39
|
46
|
36
|
34
|
33
|
30
|
23
|
18
|
20
|
22
|
24
|
25
|
34
|
19
|
21
|
|
2026/07
|
21
|
20
|
18
|
17
|
15
|
16
|
14
|
15
|
18
|
21
|
31
|
35
|
33
|
24
|
17
|
18
|
20
|
20
|
20
|
21
|
20
|
24
|
26
|
35
|
39
|
28
|
17
|
19
|
15
|
13
|
13
|
|
2026/06
|
45
|
45
|
31
|
34
|
20
|
26
|
23
|
19
|
26
|
35
|
40
|
42
|
28
|
21
|
33
|
38
|
43
|
15
|
16
|
16
|
19
|
21
|
25
|
21
|
29
|
33
|
32
|
44
|
26
|
20
|
|
|
2026/05
|
29
|
32
|
32
|
37
|
37
|
30
|
25
|
36
|
40
|
41
|
29
|
31
|
33
|
30
|
45
|
21
|
17
|
20
|
19
|
14
|
21
|
13
|
17
|
21
|
23
|
25
|
37
|
53
|
50
|
41
|
48
|
|
2026/04
|
32
|
37
|
23
|
46
|
44
|
36
|
27
|
36
|
41
|
49
|
57
|
25
|
35
|
28
|
23
|
27
|
33
|
36
|
36
|
46
|
21
|
15
|
23
|
36
|
41
|
40
|
53
|
35
|
25
|
26
|
|
|
2026/03
|
17
|
21
|
30
|
62
|
51
|
43
|
51
|
68
|
12
|
66
|
35
|
38
|
48
|
48
|
85
|
100
|
46
|
43
|
39
|
27
|
35
|
61
|
60
|
24
|
51
|
65
|
29
|
26
|
37
|
29
|
29
|
|
2026/02
|
48
|
48
|
62
|
57
|
86
|
91
|
75
|
59
|
59
|
57
|
35
|
47
|
72
|
67
|
45
|
32
|
58
|
70
|
57
|
33
|
49
|
54
|
45
|
30
|
48
|
29
|
18
|
33
|
|||
|
2026/01
|
28
|
44
|
56
|
74
|
44
|
65
|
60
|
52
|
50
|
56
|
72
|
68
|
74
|
63
|
70
|
71
|
119
|
102
|
61
|
15
|
34
|
48
|
71
|
63
|
82
|
64
|
95
|
77
|
61
|
48
|
30
|
|
2025/12
|
61
|
100
|
91
|
91
|
80
|
92
|
90
|
100
|
103
|
93
|
77
|
90
|
20
|
34
|
46
|
43
|
62
|
90
|
60
|
59
|
132
|
115
|
82
|
23
|
69
|
54
|
56
|
57
|
64
|
93
|
135
|
|
2025/11
|
48
|
48
|
24
|
16
|
30
|
31
|
40
|
20
|
11
|
12
|
25
|
55
|
44
|
50
|
53
|
55
|
68
|
24
|
36
|
37
|
48
|
54
|
59
|
59
|
50
|
56
|
61
|
65
|
58
|
53
|
|
|
2025/10
|
57
|
31
|
25
|
42
|
36
|
14
|
23
|
38
|
33
|
33
|
41
|
37
|
90
|
53
|
71
|
66
|
59
|
35
|
10
|
9
|
9
|
26
|
38
|
43
|
49
|
76
|
80
|
83
|
85
|
96
|
56
|
|
2025/09
|
25
|
28
|
29
|
29
|
31
|
29
|
49
|
37
|
12
|
13
|
13
|
19
|
25
|
30
|
32
|
21
|
21
|
42
|
46
|
18
|
17
|
13
|
23
|
9
|
18
|
20
|
24
|
43
|
40
|
57
|
|
|
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