Air Quality
Excellent
No health implications.
5
PM2.5
15
PM10
23
O3
0.5
CO
3
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Oct
49
Excellent
Fri
25 Oct
74
Good
Sat
26 Oct
73
Good
Sun
27 Oct
80
Good
Mon
28 Oct
84
Good
Tue
29 Oct
74
Good
Air quality in the last 12 months (Sangzhi)
|
2024/09
|
25
|
26
|
40
|
43
|
42
|
36
|
36
|
35
|
29
|
37
|
33
|
31
|
22
|
28
|
35
|
28
|
24
|
22
|
30
|
25
|
25
|
20
|
28
|
30
|
40
|
55
|
58
|
68
|
60
|
40
|
|
|
2024/08
|
10
|
11
|
12
|
12
|
14
|
15
|
19
|
21
|
22
|
23
|
62
|
55
|
32
|
27
|
31
|
29
|
22
|
21
|
16
|
21
|
27
|
26
|
20
|
17
|
20
|
19
|
20
|
16
|
21
|
27
|
22
|
|
2024/07
|
14
|
15
|
14
|
12
|
15
|
13
|
12
|
16
|
18
|
21
|
22
|
17
|
20
|
21
|
17
|
16
|
15
|
15
|
11
|
11
|
13
|
17
|
15
|
16
|
20
|
22
|
16
|
18
|
9
|
12
|
10
|
|
2024/06
|
29
|
30
|
28
|
17
|
10
|
19
|
31
|
25
|
19
|
16
|
19
|
15
|
20
|
27
|
38
|
33
|
18
|
19
|
22
|
15
|
17
|
10
|
15
|
16
|
17
|
16
|
10
|
8
|
10
|
16
|
|
|
2024/05
|
20
|
22
|
11
|
9
|
18
|
32
|
44
|
51
|
51
|
39
|
35
|
52
|
47
|
46
|
47
|
64
|
52
|
39
|
14
|
17
|
32
|
42
|
35
|
33
|
36
|
29
|
22
|
37
|
20
|
10
|
24
|
|
2024/04
|
29
|
17
|
25
|
35
|
30
|
23
|
26
|
26
|
32
|
31
|
28
|
24
|
18
|
25
|
39
|
24
|
14
|
33
|
16
|
39
|
53
|
41
|
36
|
31
|
24
|
29
|
36
|
29
|
24
|
9
|
|
|
2024/03
|
74
|
69
|
54
|
49
|
34
|
68
|
81
|
59
|
68
|
65
|
55
|
50
|
64
|
54
|
46
|
38
|
40
|
25
|
65
|
80
|
71
|
61
|
48
|
28
|
11
|
17
|
28
|
32
|
40
|
31
|
20
|
|
2024/02
|
24
|
18
|
20
|
25
|
50
|
53
|
63
|
72
|
54
|
96
|
63
|
59
|
61
|
55
|
50
|
49
|
46
|
51
|
103
|
27
|
16
|
26
|
30
|
24
|
35
|
58
|
60
|
60
|
66
|
||
|
2024/01
|
58
|
40
|
28
|
42
|
58
|
70
|
81
|
81
|
59
|
61
|
54
|
61
|
63
|
73
|
91
|
34
|
20
|
16
|
15
|
20
|
55
|
37
|
44
|
42
|
43
|
37
|
39
|
50
|
59
|
57
|
71
|
|
2023/12
|
30
|
22
|
34
|
36
|
36
|
44
|
45
|
54
|
63
|
49
|
18
|
25
|
17
|
13
|
14
|
41
|
38
|
27
|
30
|
52
|
78
|
66
|
67
|
58
|
60
|
61
|
78
|
111
|
149
|
69
|
60
|
|
2023/11
|
24
|
32
|
41
|
44
|
34
|
22
|
24
|
23
|
32
|
30
|
12
|
29
|
29
|
27
|
25
|
24
|
43
|
43
|
35
|
35
|
36
|
40
|
57
|
61
|
53
|
56
|
51
|
46
|
57
|
49
|
|
|
2023/10
|
21
|
20
|
18
|
20
|
25
|
25
|
22
|
19
|
24
|
27
|
32
|
40
|
32
|
28
|
27
|
33
|
43
|
47
|
60
|
27
|
31
|
34
|
38
|
40
|
34
|
20
|
17
|
25
|
23
|
19
|
22
|
|
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