Air Quality
Excellent
No health implications.
19
PM2.5
27
PM10
70
O3
0.3
CO
8
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Dec
81
Good
Mon
22 Dec
82
Good
Tue
23 Dec
98
Good
Wed
24 Dec
84
Good
Thu
25 Dec
95
Good
Fri
26 Dec
86
Good
Sat
27 Dec
48
Excellent
Air quality in the last 12 months (Sangzhi)
|
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
|
|
2025/04
|
48
|
54
|
53
|
52
|
59
|
57
|
50
|
54
|
52
|
44
|
48
|
64
|
191
|
106
|
73
|
64
|
58
|
56
|
26
|
42
|
32
|
42
|
48
|
48
|
52
|
46
|
33
|
36
|
38
|
23
|
|
|
2025/03
|
64
|
77
|
15
|
28
|
34
|
28
|
42
|
41
|
41
|
43
|
53
|
67
|
59
|
46
|
28
|
46
|
43
|
32
|
31
|
39
|
43
|
56
|
50
|
50
|
45
|
57
|
99
|
69
|
52
|
45
|
52
|
|
2025/02
|
36
|
30
|
40
|
42
|
49
|
63
|
67
|
84
|
59
|
50
|
57
|
75
|
61
|
52
|
40
|
41
|
39
|
37
|
45
|
73
|
96
|
51
|
60
|
85
|
65
|
43
|
44
|
50
|
|||
|
2025/01
|
75
|
105
|
116
|
161
|
78
|
62
|
62
|
58
|
68
|
81
|
89
|
70
|
97
|
99
|
75
|
67
|
79
|
94
|
82
|
81
|
91
|
128
|
171
|
119
|
20
|
32
|
43
|
77
|
118
|
67
|
72
|
|
2024/12
|
40
|
54
|
97
|
60
|
23
|
30
|
43
|
38
|
47
|
50
|
50
|
66
|
85
|
67
|
66
|
50
|
54
|
75
|
75
|
74
|
97
|
72
|
60
|
66
|
79
|
74
|
87
|
97
|
95
|
96
|
72
|
|
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