Air Quality
Excellent
No health implications.
18
PM2.5
21
PM10
39
O3
0.7
CO
12
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 May
51
Good
Sun
1 Jun
44
Excellent
Mon
2 Jun
61
Good
Tue
3 Jun
70
Good
Wed
4 Jun
86
Good
Thu
5 Jun
84
Good
Fri
6 Jun
21
Excellent
Air quality in the last 12 months (Liuyang)
|
2025/04
|
60
|
55
|
54
|
62
|
63
|
64
|
65
|
66
|
67
|
50
|
55
|
261
|
188
|
141
|
64
|
54
|
67
|
71
|
30
|
47
|
34
|
39
|
51
|
30
|
30
|
38
|
37
|
44
|
59
|
56
|
|
|
2025/03
|
44
|
40
|
19
|
33
|
46
|
45
|
48
|
49
|
58
|
43
|
47
|
58
|
50
|
23
|
26
|
47
|
51
|
45
|
46
|
42
|
44
|
48
|
66
|
66
|
66
|
79
|
79
|
62
|
57
|
40
|
61
|
|
2025/02
|
49
|
39
|
43
|
47
|
57
|
64
|
66
|
56
|
47
|
53
|
68
|
82
|
99
|
108
|
62
|
55
|
54
|
40
|
47
|
35
|
77
|
26
|
44
|
70
|
92
|
65
|
66
|
63
|
|||
|
2025/01
|
95
|
104
|
164
|
179
|
112
|
77
|
86
|
82
|
61
|
56
|
63
|
68
|
66
|
64
|
77
|
62
|
56
|
64
|
81
|
89
|
72
|
71
|
175
|
157
|
28
|
31
|
56
|
73
|
134
|
68
|
53
|
|
2024/12
|
56
|
56
|
86
|
127
|
48
|
50
|
59
|
90
|
81
|
70
|
65
|
80
|
94
|
59
|
66
|
69
|
66
|
75
|
86
|
103
|
102
|
85
|
77
|
98
|
112
|
120
|
160
|
95
|
81
|
104
|
119
|
|
2024/11
|
62
|
93
|
76
|
72
|
80
|
62
|
51
|
53
|
64
|
73
|
62
|
61
|
63
|
93
|
80
|
82
|
27
|
16
|
34
|
41
|
54
|
49
|
54
|
76
|
33
|
26
|
40
|
51
|
52
|
53
|
|
|
2024/10
|
34
|
43
|
49
|
38
|
46
|
68
|
64
|
45
|
41
|
56
|
58
|
74
|
147
|
94
|
75
|
57
|
40
|
47
|
27
|
28
|
55
|
25
|
38
|
41
|
51
|
63
|
55
|
72
|
55
|
54
|
50
|
|
2024/09
|
37
|
36
|
45
|
44
|
39
|
40
|
40
|
33
|
38
|
34
|
39
|
38
|
31
|
39
|
37
|
38
|
42
|
39
|
42
|
46
|
25
|
29
|
38
|
47
|
53
|
66
|
65
|
46
|
33
|
46
|
|
|
2024/08
|
19
|
22
|
24
|
27
|
32
|
28
|
34
|
32
|
30
|
34
|
35
|
30
|
24
|
30
|
29
|
30
|
30
|
24
|
31
|
30
|
34
|
29
|
22
|
23
|
29
|
33
|
35
|
23
|
30
|
38
|
36
|
|
2024/07
|
22
|
22
|
29
|
26
|
22
|
22
|
24
|
20
|
26
|
33
|
31
|
30
|
29
|
25
|
31
|
25
|
18
|
17
|
19
|
19
|
23
|
22
|
24
|
36
|
38
|
30
|
23
|
9
|
10
|
18
|
19
|
|
2024/06
|
17
|
30
|
28
|
20
|
24
|
28
|
33
|
41
|
34
|
19
|
18
|
18
|
23
|
23
|
27
|
25
|
18
|
21
|
18
|
28
|
27
|
28
|
28
|
21
|
10
|
10
|
19
|
28
|
25
|
20
|
|
|
2024/05
|
25
|
32
|
34
|
24
|
30
|
27
|
47
|
52
|
51
|
60
|
51
|
67
|
74
|
53
|
47
|
61
|
54
|
51
|
45
|
34
|
40
|
16
|
25
|
28
|
33
|
27
|
20
|
19
|
31
|
26
|
39
|
|
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