Air Quality
Excellent
No health implications.
15
PM2.5
20
PM10
95
O3
0.4
CO
5
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Aug
58
Good
Tue
5 Aug
59
Good
Wed
6 Aug
56
Good
Thu
7 Aug
48
Excellent
Fri
8 Aug
51
Good
Sat
9 Aug
54
Good
Sun
10 Aug
20
Excellent
Air quality in the last 12 months (Sangzhi)
|
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
|
|
2024/11
|
45
|
55
|
55
|
49
|
55
|
47
|
44
|
48
|
46
|
35
|
39
|
56
|
52
|
57
|
58
|
36
|
9
|
8
|
10
|
14
|
19
|
28
|
40
|
30
|
12
|
22
|
21
|
22
|
29
|
32
|
|
|
2024/10
|
13
|
31
|
38
|
33
|
38
|
42
|
26
|
29
|
38
|
43
|
55
|
60
|
33
|
28
|
24
|
32
|
16
|
13
|
19
|
20
|
9
|
14
|
17
|
18
|
28
|
30
|
35
|
33
|
35
|
45
|
45
|
|
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
|
|
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