Air Quality
Excellent
No health implications.
21
PM2.5
40
PM10
58
O3
0.6
CO
9
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Apr
60
Good
Thu
16 Apr
61
Good
Fri
17 Apr
65
Good
Sat
18 Apr
76
Good
Sun
19 Apr
81
Good
Mon
20 Apr
65
Good
Tue
21 Apr
40
Excellent
Air quality in the last 12 months (Yunxi)
|
2026/03
|
19
|
24
|
31
|
45
|
63
|
58
|
42
|
42
|
48
|
74
|
73
|
151
|
106
|
62
|
19
|
23
|
34
|
45
|
68
|
61
|
65
|
66
|
76
|
46
|
37
|
51
|
43
|
44
|
49
|
34
|
32
|
|
2026/02
|
73
|
66
|
68
|
68
|
56
|
108
|
93
|
73
|
67
|
86
|
97
|
79
|
58
|
52
|
69
|
32
|
55
|
50
|
50
|
39
|
53
|
106
|
141
|
70
|
41
|
26
|
34
|
35
|
|||
|
2026/01
|
52
|
67
|
93
|
59
|
46
|
31
|
30
|
36
|
39
|
44
|
60
|
52
|
46
|
57
|
58
|
57
|
118
|
112
|
60
|
50
|
67
|
75
|
61
|
82
|
84
|
104
|
116
|
103
|
73
|
56
|
65
|
|
2025/12
|
75
|
98
|
81
|
66
|
73
|
62
|
46
|
52
|
71
|
76
|
89
|
104
|
51
|
41
|
48
|
48
|
75
|
105
|
73
|
44
|
51
|
107
|
55
|
73
|
58
|
59
|
60
|
54
|
56
|
75
|
97
|
|
2025/11
|
26
|
36
|
77
|
73
|
106
|
68
|
20
|
28
|
49
|
69
|
61
|
60
|
54
|
59
|
49
|
47
|
17
|
21
|
21
|
26
|
33
|
36
|
30
|
51
|
38
|
70
|
101
|
58
|
48
|
50
|
|
|
2025/10
|
20
|
11
|
19
|
20
|
13
|
12
|
15
|
16
|
15
|
16
|
20
|
19
|
16
|
21
|
26
|
28
|
16
|
23
|
41
|
25
|
22
|
44
|
56
|
67
|
46
|
28
|
32
|
42
|
69
|
44
|
26
|
|
2025/09
|
29
|
28
|
36
|
28
|
20
|
38
|
31
|
21
|
25
|
33
|
19
|
18
|
20
|
27
|
33
|
26
|
16
|
17
|
20
|
20
|
25
|
24
|
13
|
16
|
25
|
24
|
22
|
17
|
18
|
19
|
|
|
2025/08
|
41
|
40
|
41
|
45
|
46
|
37
|
29
|
28
|
22
|
19
|
29
|
30
|
24
|
33
|
30
|
23
|
30
|
31
|
33
|
34
|
38
|
29
|
32
|
21
|
29
|
36
|
36
|
27
|
19
|
20
|
19
|
|
2025/07
|
18
|
25
|
26
|
27
|
19
|
29
|
28
|
34
|
28
|
28
|
38
|
51
|
42
|
34
|
30
|
35
|
38
|
33
|
41
|
33
|
27
|
35
|
22
|
21
|
27
|
32
|
34
|
29
|
30
|
34
|
39
|
|
2025/06
|
39
|
38
|
43
|
41
|
41
|
35
|
40
|
36
|
39
|
50
|
51
|
49
|
45
|
38
|
42
|
51
|
51
|
39
|
18
|
33
|
29
|
36
|
36
|
41
|
34
|
21
|
27
|
31
|
29
|
27
|
|
|
2025/05
|
75
|
61
|
57
|
34
|
53
|
240
|
152
|
68
|
61
|
47
|
33
|
43
|
49
|
37
|
51
|
50
|
84
|
118
|
68
|
71
|
65
|
76
|
67
|
63
|
62
|
53
|
56
|
53
|
57
|
52
|
41
|
|
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
|
|
|
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