Air Quality
Excellent
No health implications.
28
PM2.5
44
PM10
43
O3
0.4
CO
5
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Dec
39
Excellent
Fri
26 Dec
55
Good
Sat
27 Dec
81
Good
Sun
28 Dec
76
Good
Mon
29 Dec
66
Good
Tue
30 Dec
48
Excellent
Wed
31 Dec
16
Excellent
Kaiyang Air quality rank
Air quality in the last 12 months (Kaiyang)
|
2025/11
|
23
|
22
|
13
|
16
|
24
|
12
|
19
|
14
|
9
|
12
|
21
|
26
|
39
|
42
|
52
|
56
|
34
|
17
|
25
|
35
|
42
|
54
|
59
|
52
|
54
|
66
|
68
|
89
|
69
|
98
|
|
|
2025/10
|
12
|
15
|
20
|
21
|
18
|
26
|
21
|
22
|
21
|
23
|
27
|
31
|
30
|
38
|
17
|
13
|
17
|
13
|
9
|
11
|
10
|
16
|
28
|
37
|
38
|
31
|
25
|
37
|
43
|
28
|
25
|
|
2025/09
|
27
|
23
|
22
|
24
|
29
|
29
|
39
|
31
|
19
|
14
|
18
|
19
|
20
|
18
|
21
|
19
|
20
|
21
|
32
|
38
|
24
|
23
|
20
|
14
|
9
|
14
|
18
|
25
|
22
|
23
|
|
|
2025/08
|
27
|
29
|
31
|
35
|
32
|
20
|
21
|
18
|
22
|
27
|
17
|
20
|
28
|
23
|
16
|
14
|
20
|
21
|
15
|
18
|
16
|
12
|
20
|
22
|
21
|
19
|
22
|
21
|
30
|
35
|
31
|
|
2025/07
|
17
|
15
|
16
|
20
|
22
|
32
|
30
|
31
|
22
|
22
|
23
|
29
|
29
|
30
|
25
|
25
|
24
|
29
|
28
|
25
|
14
|
13
|
14
|
17
|
18
|
21
|
24
|
29
|
30
|
25
|
25
|
|
2025/06
|
21
|
18
|
26
|
29
|
34
|
38
|
44
|
47
|
39
|
32
|
35
|
34
|
37
|
27
|
30
|
35
|
29
|
23
|
15
|
23
|
29
|
18
|
24
|
15
|
16
|
16
|
19
|
20
|
19
|
16
|
|
|
2025/05
|
43
|
56
|
48
|
28
|
38
|
33
|
27
|
26
|
37
|
27
|
42
|
39
|
37
|
44
|
49
|
47
|
39
|
47
|
62
|
41
|
27
|
25
|
37
|
51
|
41
|
34
|
14
|
13
|
20
|
25
|
19
|
|
2025/04
|
34
|
46
|
55
|
63
|
59
|
60
|
64
|
68
|
74
|
60
|
57
|
122
|
201
|
94
|
75
|
65
|
56
|
54
|
20
|
25
|
37
|
23
|
39
|
23
|
39
|
30
|
20
|
31
|
42
|
18
|
|
|
2025/03
|
47
|
63
|
58
|
29
|
21
|
28
|
37
|
43
|
23
|
32
|
37
|
54
|
36
|
26
|
23
|
29
|
35
|
31
|
36
|
49
|
58
|
63
|
56
|
59
|
60
|
62
|
64
|
72
|
22
|
24
|
36
|
|
2025/02
|
25
|
16
|
30
|
37
|
40
|
25
|
27
|
50
|
55
|
49
|
37
|
50
|
45
|
20
|
31
|
43
|
33
|
29
|
20
|
17
|
21
|
16
|
23
|
32
|
29
|
44
|
35
|
41
|
|||
|
2025/01
|
92
|
90
|
86
|
84
|
86
|
83
|
64
|
49
|
29
|
41
|
52
|
57
|
50
|
65
|
62
|
70
|
60
|
55
|
56
|
74
|
76
|
82
|
81
|
57
|
21
|
22
|
43
|
42
|
94
|
44
|
38
|
|
2024/12
|
77
|
101
|
51
|
37
|
19
|
23
|
22
|
40
|
21
|
10
|
19
|
41
|
55
|
62
|
59
|
62
|
68
|
59
|
68
|
95
|
118
|
78
|
79
|
82
|
80
|
53
|
69
|
81
|
76
|
49
|
57
|
|
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