Air Quality
Excellent
No health implications.
13
PM2.5
28
PM10
32
O3
0.6
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 May
35
Excellent
Sun
17 May
31
Excellent
Mon
18 May
34
Excellent
Tue
19 May
44
Excellent
Wed
20 May
35
Excellent
Thu
21 May
36
Excellent
Fri
22 May
17
Excellent
Air quality in the last 12 months (Kaiyang)
|
2026/04
|
27
|
38
|
29
|
38
|
42
|
34
|
24
|
48
|
47
|
49
|
34
|
29
|
27
|
27
|
27
|
24
|
27
|
31
|
41
|
29
|
16
|
20
|
27
|
30
|
45
|
49
|
26
|
20
|
26
|
34
|
|
|
2026/03
|
24
|
21
|
23
|
31
|
38
|
51
|
26
|
12
|
15
|
28
|
46
|
42
|
42
|
50
|
14
|
17
|
22
|
16
|
24
|
22
|
38
|
29
|
21
|
25
|
26
|
21
|
27
|
24
|
33
|
33
|
20
|
|
2026/02
|
35
|
43
|
53
|
45
|
41
|
54
|
43
|
45
|
33
|
27
|
40
|
49
|
66
|
58
|
44
|
58
|
66
|
47
|
41
|
56
|
57
|
55
|
35
|
47
|
36
|
43
|
17
|
21
|
|||
|
2026/01
|
21
|
35
|
26
|
30
|
41
|
54
|
78
|
71
|
93
|
123
|
103
|
66
|
94
|
119
|
122
|
127
|
150
|
86
|
56
|
20
|
27
|
43
|
64
|
76
|
42
|
30
|
45
|
46
|
38
|
21
|
30
|
|
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
|
|
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