Air Quality
Excellent
No health implications.
12
PM2.5
17
PM10
22
O3
0.7
CO
2
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jan
116
Light
Fri
2 Jan
62
Good
Sat
3 Jan
68
Good
Sun
4 Jan
80
Good
Mon
5 Jan
89
Good
Tue
6 Jan
86
Good
Wed
7 Jan
31
Excellent
Leiyang Air quality rank
Air quality in the last 12 months (Leiyang)
|
2025/11
|
49
|
45
|
25
|
22
|
28
|
28
|
45
|
14
|
10
|
13
|
34
|
55
|
43
|
48
|
51
|
56
|
63
|
27
|
33
|
39
|
48
|
57
|
63
|
58
|
51
|
60
|
68
|
76
|
68
|
64
|
|
|
2025/10
|
56
|
43
|
30
|
50
|
43
|
21
|
35
|
48
|
42
|
43
|
49
|
72
|
90
|
52
|
62
|
57
|
54
|
27
|
9
|
10
|
11
|
25
|
36
|
42
|
49
|
68
|
74
|
71
|
81
|
89
|
61
|
|
2025/09
|
20
|
25
|
29
|
30
|
32
|
32
|
39
|
30
|
18
|
18
|
18
|
22
|
24
|
36
|
37
|
35
|
29
|
38
|
37
|
21
|
22
|
18
|
27
|
11
|
14
|
22
|
32
|
47
|
50
|
54
|
|
|
2025/08
|
28
|
26
|
17
|
18
|
19
|
12
|
13
|
19
|
26
|
31
|
31
|
32
|
28
|
24
|
13
|
20
|
21
|
22
|
15
|
19
|
22
|
21
|
24
|
24
|
22
|
19
|
26
|
28
|
24
|
23
|
21
|
|
2025/07
|
17
|
16
|
20
|
25
|
33
|
36
|
42
|
32
|
31
|
24
|
25
|
26
|
31
|
29
|
24
|
25
|
28
|
37
|
32
|
29
|
21
|
15
|
16
|
22
|
24
|
29
|
23
|
21
|
24
|
23
|
23
|
|
2025/06
|
16
|
18
|
37
|
40
|
40
|
33
|
27
|
26
|
33
|
35
|
33
|
22
|
31
|
15
|
13
|
21
|
12
|
12
|
14
|
21
|
21
|
15
|
26
|
20
|
32
|
24
|
14
|
15
|
20
|
18
|
|
|
2025/05
|
51
|
57
|
56
|
48
|
33
|
46
|
66
|
38
|
29
|
51
|
51
|
56
|
48
|
41
|
52
|
26
|
21
|
20
|
21
|
18
|
20
|
23
|
25
|
51
|
53
|
49
|
46
|
15
|
19
|
27
|
13
|
|
2025/04
|
56
|
58
|
61
|
83
|
84
|
80
|
70
|
61
|
62
|
42
|
50
|
207
|
190
|
126
|
84
|
71
|
82
|
63
|
26
|
24
|
35
|
30
|
55
|
31
|
27
|
33
|
24
|
38
|
53
|
51
|
|
|
2025/03
|
34
|
31
|
21
|
21
|
30
|
35
|
52
|
44
|
46
|
43
|
47
|
47
|
48
|
23
|
20
|
44
|
48
|
38
|
44
|
49
|
52
|
54
|
65
|
72
|
70
|
65
|
67
|
60
|
42
|
20
|
45
|
|
2025/02
|
26
|
22
|
39
|
54
|
61
|
66
|
56
|
64
|
49
|
51
|
59
|
62
|
86
|
102
|
60
|
35
|
47
|
38
|
29
|
14
|
59
|
27
|
28
|
67
|
87
|
87
|
45
|
36
|
|||
|
2025/01
|
123
|
105
|
142
|
154
|
162
|
106
|
87
|
91
|
60
|
59
|
61
|
70
|
67
|
60
|
93
|
69
|
73
|
69
|
90
|
80
|
89
|
85
|
114
|
222
|
52
|
28
|
54
|
65
|
172
|
94
|
59
|
|
2024/12
|
58
|
61
|
68
|
122
|
56
|
38
|
43
|
61
|
97
|
78
|
45
|
66
|
88
|
71
|
59
|
64
|
70
|
72
|
94
|
111
|
111
|
102
|
86
|
101
|
120
|
120
|
124
|
122
|
86
|
108
|
109
|
|
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