Air Quality
Excellent
No health implications.
19
PM2.5
33
PM10
29
O3
0.7
CO
6
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Dec
54
Good
Wed
24 Dec
63
Good
Thu
25 Dec
48
Excellent
Fri
26 Dec
85
Good
Sat
27 Dec
90
Good
Sun
28 Dec
70
Good
Mon
29 Dec
15
Excellent
Air quality in the last 12 months (Hunnan)
|
2025/11
|
68
|
42
|
48
|
59
|
89
|
71
|
119
|
130
|
51
|
39
|
47
|
103
|
44
|
88
|
89
|
57
|
44
|
51
|
72
|
46
|
54
|
84
|
121
|
217
|
54
|
65
|
42
|
54
|
61
|
47
|
|
|
2025/10
|
43
|
49
|
49
|
52
|
25
|
33
|
39
|
28
|
37
|
50
|
75
|
58
|
67
|
85
|
79
|
51
|
69
|
27
|
24
|
24
|
41
|
54
|
52
|
69
|
108
|
46
|
34
|
84
|
79
|
44
|
48
|
|
2025/09
|
46
|
48
|
46
|
41
|
40
|
27
|
32
|
34
|
39
|
35
|
51
|
42
|
48
|
39
|
27
|
29
|
20
|
39
|
39
|
32
|
47
|
49
|
36
|
30
|
43
|
58
|
61
|
42
|
50
|
44
|
|
|
2025/08
|
35
|
27
|
24
|
16
|
24
|
20
|
27
|
27
|
28
|
31
|
28
|
34
|
29
|
32
|
35
|
19
|
20
|
29
|
32
|
21
|
24
|
17
|
40
|
20
|
13
|
22
|
30
|
17
|
29
|
47
|
24
|
|
2025/07
|
17
|
23
|
16
|
22
|
25
|
16
|
28
|
33
|
44
|
49
|
42
|
41
|
24
|
21
|
22
|
28
|
25
|
29
|
31
|
20
|
23
|
26
|
14
|
19
|
32
|
33
|
33
|
33
|
22
|
14
|
39
|
|
2025/06
|
41
|
51
|
35
|
18
|
43
|
38
|
17
|
39
|
40
|
20
|
28
|
31
|
26
|
36
|
37
|
16
|
29
|
33
|
38
|
22
|
22
|
31
|
41
|
44
|
51
|
38
|
38
|
25
|
33
|
15
|
|
|
2025/05
|
27
|
36
|
38
|
46
|
46
|
36
|
57
|
51
|
60
|
50
|
66
|
62
|
68
|
59
|
52
|
50
|
37
|
33
|
46
|
51
|
51
|
70
|
36
|
64
|
43
|
56
|
48
|
51
|
49
|
58
|
56
|
|
2025/04
|
85
|
57
|
69
|
57
|
41
|
59
|
74
|
73
|
90
|
75
|
55
|
33
|
18
|
27
|
56
|
64
|
74
|
41
|
42
|
45
|
54
|
26
|
52
|
64
|
47
|
57
|
44
|
50
|
66
|
67
|
|
|
2025/03
|
87
|
35
|
41
|
59
|
87
|
76
|
72
|
80
|
110
|
88
|
65
|
72
|
58
|
56
|
49
|
49
|
78
|
60
|
69
|
76
|
71
|
78
|
156
|
66
|
106
|
151
|
47
|
34
|
31
|
28
|
62
|
|
2025/02
|
107
|
154
|
55
|
41
|
61
|
75
|
46
|
50
|
64
|
72
|
63
|
48
|
93
|
101
|
100
|
48
|
34
|
29
|
39
|
38
|
40
|
43
|
38
|
58
|
81
|
75
|
92
|
131
|
|||
|
2025/01
|
46
|
46
|
62
|
77
|
130
|
116
|
39
|
38
|
44
|
76
|
110
|
131
|
101
|
53
|
50
|
51
|
70
|
70
|
63
|
78
|
75
|
83
|
116
|
91
|
88
|
127
|
142
|
81
|
93
|
96
|
102
|
|
2024/12
|
56
|
25
|
40
|
39
|
46
|
32
|
36
|
61
|
76
|
84
|
37
|
75
|
62
|
63
|
45
|
44
|
26
|
45
|
78
|
90
|
54
|
57
|
50
|
65
|
71
|
57
|
45
|
52
|
79
|
63
|
49
|
|
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