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
20 Dec
Sun
21 Dec
Mon
22 Dec
Tue
23 Dec
Wed
24 Dec
Thu
25 Dec
Fri
26 Dec
Real-time AQI (Monitoring Station in Chenzhou)
市职中
3019
PM2.5
26
PM10
93
O3
0.5
CO
4
SO2
2
NO2
市审计局
3320
PM2.5
26
PM10
105
O3
0.4
CO
1
SO2
2
NO2
市环保局
3216
PM2.5
29
PM10
100
O3
0.4
CO
3
SO2
10
NO2
Air quality in the last 12 months (Chenzhou)
|
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
|
|
|
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
|
|
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