Air Quality
Excellent
No health implications.
2
PM2.5
9
PM10
40
O3
0.4
CO
6
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 May
40
Excellent
Wed
20 May
51
Good
Thu
21 May
50
Excellent
Fri
22 May
44
Excellent
Sat
23 May
44
Excellent
Sun
24 May
43
Excellent
Mon
25 May
24
Excellent
Air quality in the last 12 months (Sangzhi)
|
2026/04
|
23
|
25
|
23
|
43
|
46
|
30
|
33
|
40
|
38
|
32
|
26
|
26
|
30
|
24
|
23
|
23
|
26
|
33
|
33
|
61
|
26
|
14
|
17
|
32
|
39
|
41
|
26
|
23
|
26
|
29
|
|
|
2026/03
|
14
|
25
|
26
|
29
|
45
|
50
|
61
|
20
|
31
|
31
|
30
|
61
|
54
|
58
|
33
|
18
|
19
|
20
|
37
|
46
|
30
|
41
|
42
|
28
|
34
|
21
|
22
|
31
|
30
|
22
|
30
|
|
2026/02
|
67
|
69
|
83
|
91
|
115
|
119
|
137
|
85
|
63
|
54
|
56
|
61
|
65
|
67
|
75
|
37
|
59
|
74
|
62
|
50
|
52
|
55
|
47
|
51
|
52
|
23
|
26
|
30
|
|||
|
2026/01
|
41
|
65
|
90
|
73
|
75
|
60
|
54
|
55
|
63
|
71
|
72
|
72
|
80
|
90
|
103
|
102
|
119
|
186
|
61
|
44
|
62
|
69
|
72
|
77
|
77
|
61
|
98
|
90
|
61
|
25
|
61
|
|
2025/12
|
70
|
93
|
73
|
62
|
65
|
56
|
62
|
61
|
67
|
89
|
87
|
159
|
30
|
44
|
51
|
52
|
65
|
77
|
77
|
76
|
38
|
58
|
32
|
48
|
58
|
55
|
58
|
61
|
79
|
111
|
70
|
|
2025/11
|
26
|
27
|
29
|
34
|
33
|
28
|
14
|
13
|
19
|
38
|
44
|
37
|
34
|
46
|
45
|
47
|
43
|
21
|
25
|
29
|
32
|
39
|
48
|
35
|
47
|
40
|
46
|
52
|
56
|
62
|
|
|
2025/10
|
20
|
20
|
20
|
19
|
27
|
26
|
31
|
35
|
34
|
27
|
51
|
37
|
16
|
11
|
17
|
11
|
13
|
10
|
10
|
10
|
11
|
27
|
31
|
36
|
51
|
36
|
31
|
32
|
40
|
37
|
29
|
|
2025/09
|
17
|
24
|
26
|
22
|
23
|
25
|
28
|
31
|
14
|
15
|
13
|
23
|
14
|
10
|
15
|
21
|
21
|
13
|
13
|
13
|
23
|
29
|
20
|
17
|
17
|
15
|
17
|
21
|
21
|
17
|
|
|
2025/08
|
24
|
24
|
21
|
23
|
27
|
24
|
17
|
13
|
17
|
23
|
12
|
10
|
9
|
17
|
13
|
17
|
15
|
24
|
18
|
12
|
13
|
13
|
17
|
17
|
15
|
15
|
16
|
17
|
26
|
28
|
22
|
|
2025/07
|
14
|
12
|
10
|
11
|
13
|
15
|
24
|
25
|
24
|
24
|
28
|
32
|
28
|
21
|
19
|
17
|
19
|
22
|
23
|
24
|
17
|
11
|
10
|
11
|
13
|
17
|
20
|
16
|
16
|
16
|
19
|
|
2025/06
|
9
|
19
|
23
|
26
|
29
|
32
|
23
|
21
|
21
|
23
|
27
|
25
|
25
|
19
|
25
|
25
|
22
|
18
|
13
|
11
|
10
|
14
|
15
|
22
|
15
|
12
|
16
|
16
|
14
|
16
|
|
|
2025/05
|
46
|
59
|
60
|
43
|
36
|
79
|
79
|
22
|
18
|
28
|
34
|
37
|
37
|
58
|
36
|
29
|
33
|
43
|
42
|
37
|
30
|
16
|
37
|
51
|
46
|
35
|
36
|
25
|
32
|
29
|
20
|
|
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