Air Quality
Excellent
No health implications.
10
PM2.5
15
PM10
70
O3
0.7
CO
8
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Oct
46
Excellent
Mon
2 Oct
45
Excellent
Tue
3 Oct
50
Excellent
Wed
4 Oct
47
Excellent
Thu
5 Oct
51
Good
Fri
6 Oct
49
Excellent
Sat
7 Oct
53
Good
Air quality in the last 12 months (Sangzhi)
|
2023/08
|
18
|
18
|
20
|
21
|
20
|
19
|
25
|
26
|
32
|
32
|
31
|
30
|
24
|
25
|
29
|
31
|
28
|
40
|
42
|
39
|
30
|
25
|
30
|
36
|
37
|
34
|
21
|
22
|
25
|
29
|
31
|
|
2023/07
|
18
|
25
|
23
|
19
|
18
|
20
|
20
|
16
|
17
|
21
|
26
|
25
|
25
|
24
|
34
|
38
|
39
|
36
|
24
|
18
|
20
|
17
|
22
|
22
|
15
|
14
|
23
|
22
|
21
|
18
|
22
|
|
2023/06
|
31
|
34
|
44
|
47
|
21
|
17
|
16
|
22
|
25
|
30
|
34
|
33
|
30
|
30
|
31
|
28
|
19
|
15
|
14
|
18
|
25
|
33
|
20
|
25
|
29
|
28
|
22
|
15
|
19
|
16
|
|
|
2023/05
|
47
|
45
|
34
|
32
|
23
|
23
|
28
|
32
|
33
|
33
|
26
|
26
|
37
|
45
|
46
|
25
|
22
|
35
|
40
|
36
|
29
|
22
|
23
|
24
|
31
|
20
|
20
|
26
|
31
|
20
|
26
|
|
2023/04
|
34
|
45
|
23
|
24
|
24
|
29
|
46
|
71
|
67
|
58
|
57
|
93
|
84
|
70
|
53
|
48
|
48
|
35
|
41
|
46
|
42
|
24
|
21
|
19
|
19
|
23
|
29
|
36
|
56
|
57
|
|
|
2023/03
|
63
|
69
|
59
|
47
|
48
|
47
|
44
|
32
|
34
|
33
|
29
|
92
|
51
|
37
|
56
|
75
|
20
|
25
|
18
|
21
|
18
|
29
|
30
|
47
|
49
|
52
|
49
|
31
|
38
|
34
|
38
|
|
2023/02
|
86
|
93
|
69
|
71
|
65
|
73
|
122
|
87
|
18
|
35
|
24
|
13
|
20
|
37
|
53
|
73
|
55
|
50
|
52
|
54
|
58
|
54
|
19
|
22
|
58
|
72
|
77
|
66
|
|||
|
2023/01
|
50
|
48
|
53
|
67
|
91
|
49
|
51
|
55
|
72
|
145
|
173
|
144
|
104
|
34
|
27
|
43
|
35
|
41
|
40
|
57
|
96
|
114
|
95
|
70
|
69
|
68
|
66
|
66
|
62
|
64
|
63
|
|
2022/12
|
44
|
34
|
39
|
56
|
58
|
56
|
47
|
64
|
81
|
88
|
96
|
64
|
74
|
74
|
65
|
87
|
61
|
58
|
51
|
72
|
56
|
57
|
65
|
67
|
93
|
81
|
62
|
38
|
55
|
55
|
64
|
|
2022/11
|
33
|
40
|
39
|
68
|
68
|
42
|
48
|
54
|
49
|
52
|
59
|
72
|
25
|
21
|
21
|
34
|
34
|
57
|
49
|
37
|
31
|
18
|
20
|
19
|
18
|
22
|
47
|
26
|
43
|
61
|
|
|
2022/10
|
41
|
24
|
22
|
26
|
19
|
15
|
16
|
16
|
13
|
21
|
26
|
33
|
34
|
34
|
39
|
41
|
50
|
52
|
48
|
50
|
47
|
57
|
60
|
58
|
40
|
39
|
27
|
21
|
14
|
22
|
30
|
|
2022/09
|
24
|
31
|
40
|
37
|
37
|
41
|
45
|
49
|
52
|
52
|
51
|
38
|
39
|
50
|
48
|
48
|
53
|
56
|
53
|
46
|
30
|
20
|
20
|
25
|
23
|
21
|
34
|
39
|
25
|
40
|
|
|
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