Hunan - China   2026-07-21   Tuesday   25.79N, 113.03E

Chenzhou

Hunan - China
2026-07-21

Air Quality

Excellent

No health implications.

13

PM2.5

23

PM10

50

O3

0.7

CO

9

SO2

5

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

21 Jul

49 Excellent

Wed

22 Jul

45 Excellent

Thu

23 Jul

50 Excellent

Fri

24 Jul

50 Excellent

Sat

25 Jul

63 Good

Sun

26 Jul

62 Good

Mon

27 Jul

38 Excellent

Real-time AQI (Monitoring Station in Chenzhou)

市职中

20

14

PM2.5

18

PM10

53

O3

0.8

CO

7

SO2

3

NO2

市环保局

27

12

PM2.5

27

PM10

47

O3

0.6

CO

10

SO2

6

NO2

Monthly Average AQI (Chenzhou)

2021/07 - 2026/06

Air quality in the last 12 months (Chenzhou)

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
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
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