Air Quality
Excellent
No health implications.
27
PM2.5
47
PM10
71
O3
0.6
CO
5
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 May
82
Good
Thu
29 May
86
Good
Fri
30 May
88
Good
Sat
31 May
57
Good
Sun
1 Jun
49
Excellent
Mon
2 Jun
36
Excellent
Tue
3 Jun
35
Excellent
Air quality in the last 12 months (Yunxi)
|
2025/04
|
60
|
65
|
49
|
63
|
68
|
69
|
63
|
62
|
65
|
64
|
54
|
258
|
119
|
73
|
44
|
61
|
72
|
78
|
66
|
52
|
52
|
127
|
92
|
65
|
58
|
64
|
47
|
33
|
35
|
56
|
|
|
2025/03
|
79
|
34
|
14
|
29
|
43
|
50
|
67
|
67
|
71
|
54
|
58
|
68
|
50
|
46
|
26
|
34
|
34
|
32
|
29
|
37
|
42
|
49
|
57
|
52
|
44
|
72
|
129
|
66
|
61
|
68
|
58
|
|
2025/02
|
96
|
65
|
40
|
36
|
32
|
31
|
83
|
45
|
45
|
56
|
79
|
67
|
55
|
53
|
43
|
51
|
63
|
69
|
88
|
109
|
111
|
98
|
84
|
116
|
86
|
57
|
84
|
72
|
|||
|
2025/01
|
56
|
96
|
144
|
136
|
58
|
56
|
53
|
40
|
52
|
60
|
50
|
58
|
61
|
61
|
53
|
44
|
54
|
69
|
51
|
53
|
83
|
174
|
180
|
67
|
22
|
50
|
54
|
57
|
128
|
102
|
114
|
|
2024/12
|
38
|
45
|
67
|
59
|
39
|
35
|
42
|
81
|
81
|
75
|
81
|
100
|
41
|
37
|
32
|
41
|
58
|
67
|
56
|
79
|
64
|
55
|
49
|
67
|
67
|
71
|
79
|
40
|
46
|
40
|
43
|
|
2024/11
|
35
|
32
|
26
|
35
|
47
|
50
|
65
|
70
|
73
|
54
|
65
|
63
|
60
|
27
|
31
|
15
|
14
|
21
|
26
|
21
|
22
|
29
|
73
|
68
|
19
|
27
|
41
|
43
|
35
|
33
|
|
|
2024/10
|
28
|
29
|
34
|
32
|
38
|
36
|
37
|
46
|
43
|
36
|
43
|
44
|
45
|
32
|
36
|
67
|
52
|
24
|
24
|
19
|
17
|
21
|
26
|
30
|
43
|
41
|
27
|
38
|
50
|
62
|
55
|
|
2024/09
|
31
|
34
|
35
|
37
|
30
|
29
|
38
|
49
|
41
|
37
|
36
|
33
|
33
|
34
|
38
|
30
|
23
|
22
|
26
|
21
|
18
|
26
|
30
|
37
|
35
|
46
|
54
|
56
|
50
|
14
|
|
|
2024/08
|
26
|
28
|
23
|
19
|
22
|
22
|
23
|
28
|
38
|
67
|
61
|
31
|
25
|
29
|
31
|
32
|
28
|
27
|
23
|
27
|
20
|
27
|
35
|
43
|
34
|
32
|
22
|
22
|
30
|
33
|
34
|
|
2024/07
|
22
|
26
|
34
|
21
|
24
|
21
|
27
|
23
|
18
|
30
|
28
|
24
|
29
|
20
|
19
|
21
|
20
|
21
|
16
|
23
|
27
|
30
|
30
|
36
|
53
|
46
|
26
|
28
|
17
|
16
|
21
|
|
2024/06
|
53
|
60
|
39
|
34
|
21
|
32
|
39
|
35
|
29
|
30
|
29
|
30
|
32
|
33
|
33
|
37
|
21
|
34
|
38
|
33
|
28
|
27
|
27
|
63
|
82
|
59
|
53
|
41
|
33
|
40
|
|
|
2024/05
|
20
|
29
|
33
|
23
|
23
|
34
|
49
|
48
|
49
|
47
|
55
|
49
|
55
|
55
|
56
|
45
|
48
|
59
|
47
|
25
|
36
|
38
|
41
|
52
|
61
|
21
|
40
|
38
|
37
|
26
|
36
|
|
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