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
18 Nov
Wed
19 Nov
Thu
20 Nov
Fri
21 Nov
Sat
22 Nov
Sun
23 Nov
Mon
24 Nov
Real-time AQI (Monitoring Station in Chenzhou)
市职中
3826
PM2.5
38
PM10
16
O3
0.3
CO
2
SO2
13
NO2
市审计局
4330
PM2.5
32
PM10
16
O3
0.3
CO
4
SO2
14
NO2
Air quality in the last 12 months (Chenzhou)
|
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
|
|
|
2025/08
|
29
|
21
|
14
|
18
|
16
|
10
|
11
|
15
|
23
|
33
|
29
|
28
|
27
|
26
|
11
|
19
|
23
|
17
|
12
|
16
|
18
|
21
|
26
|
24
|
22
|
19
|
25
|
26
|
27
|
21
|
22
|
|
2025/07
|
10
|
13
|
19
|
28
|
31
|
34
|
31
|
30
|
31
|
21
|
21
|
25
|
29
|
26
|
23
|
22
|
27
|
33
|
33
|
17
|
15
|
18
|
17
|
23
|
33
|
30
|
28
|
24
|
24
|
24
|
26
|
|
2025/06
|
15
|
17
|
37
|
47
|
40
|
29
|
23
|
25
|
38
|
34
|
33
|
29
|
33
|
12
|
13
|
17
|
9
|
10
|
11
|
13
|
15
|
18
|
26
|
30
|
29
|
19
|
14
|
12
|
13
|
14
|
|
|
2025/05
|
53
|
53
|
41
|
37
|
18
|
36
|
68
|
30
|
25
|
51
|
42
|
40
|
37
|
38
|
37
|
38
|
18
|
17
|
13
|
13
|
17
|
18
|
26
|
49
|
58
|
54
|
41
|
24
|
18
|
24
|
10
|
|
2025/04
|
50
|
53
|
52
|
67
|
74
|
79
|
65
|
63
|
61
|
30
|
43
|
162
|
171
|
116
|
81
|
75
|
81
|
59
|
22
|
20
|
30
|
22
|
55
|
39
|
27
|
28
|
22
|
33
|
48
|
54
|
|
|
2025/03
|
31
|
29
|
29
|
17
|
17
|
24
|
60
|
55
|
55
|
55
|
46
|
55
|
45
|
25
|
18
|
40
|
47
|
37
|
43
|
45
|
49
|
54
|
62
|
72
|
72
|
65
|
55
|
57
|
32
|
18
|
37
|
|
2025/02
|
21
|
17
|
29
|
47
|
54
|
63
|
48
|
68
|
45
|
54
|
48
|
60
|
95
|
98
|
87
|
36
|
47
|
37
|
34
|
14
|
41
|
24
|
15
|
53
|
80
|
96
|
51
|
39
|
|||
|
2025/01
|
106
|
90
|
139
|
146
|
175
|
121
|
101
|
109
|
69
|
61
|
61
|
63
|
60
|
55
|
101
|
67
|
69
|
63
|
69
|
71
|
73
|
73
|
85
|
215
|
90
|
25
|
48
|
73
|
175
|
79
|
75
|
|
2024/12
|
56
|
58
|
66
|
140
|
82
|
29
|
30
|
59
|
110
|
100
|
42
|
65
|
97
|
88
|
53
|
54
|
59
|
65
|
87
|
98
|
110
|
106
|
92
|
100
|
113
|
128
|
130
|
135
|
84
|
93
|
103
|
|
2024/11
|
62
|
95
|
77
|
76
|
80
|
77
|
51
|
55
|
60
|
87
|
71
|
65
|
74
|
81
|
55
|
70
|
40
|
11
|
13
|
25
|
43
|
56
|
51
|
53
|
60
|
35
|
41
|
46
|
48
|
63
|
|
|
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