Air Quality
Excellent
No health implications.
30
PM2.5
50
PM10
28
O3
0.8
CO
4
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jan
52
Good
Thu
29 Jan
36
Excellent
Fri
30 Jan
31
Excellent
Sat
31 Jan
33
Excellent
Sun
1 Feb
36
Excellent
Mon
2 Feb
41
Excellent
Tue
3 Feb
39
Excellent
Kaiyang Air quality rank
Air quality in the last 12 months (Kaiyang)
|
2025/12
|
126
|
111
|
75
|
71
|
74
|
88
|
51
|
67
|
63
|
48
|
73
|
74
|
37
|
51
|
56
|
79
|
64
|
87
|
58
|
46
|
57
|
49
|
27
|
33
|
44
|
56
|
78
|
95
|
74
|
55
|
31
|
|
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
|
|
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