Air Quality
Excellent
No health implications.
34
PM2.5
45
PM10
104
O3
0.6
CO
5
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 May
61
Good
Sat
24 May
80
Good
Sun
25 May
92
Good
Mon
26 May
89
Good
Tue
27 May
87
Good
Wed
28 May
37
Excellent
Thu
29 May
16
Excellent
Air quality in the last 12 months (Yunxi)
|
2025/04
|
63
|
55
|
57
|
58
|
66
|
66
|
62
|
60
|
56
|
39
|
40
|
177
|
123
|
122
|
56
|
56
|
64
|
68
|
53
|
66
|
37
|
43
|
54
|
41
|
53
|
43
|
37
|
60
|
58
|
37
|
|
|
2025/03
|
49
|
32
|
16
|
33
|
37
|
49
|
56
|
54
|
53
|
46
|
31
|
52
|
43
|
32
|
25
|
46
|
40
|
41
|
47
|
44
|
45
|
50
|
60
|
55
|
49
|
65
|
87
|
69
|
73
|
61
|
66
|
|
2025/02
|
61
|
56
|
82
|
72
|
57
|
43
|
84
|
46
|
44
|
56
|
49
|
71
|
101
|
89
|
68
|
55
|
46
|
35
|
49
|
56
|
65
|
31
|
75
|
86
|
66
|
50
|
39
|
47
|
|||
|
2025/01
|
87
|
119
|
160
|
199
|
71
|
74
|
76
|
76
|
69
|
57
|
71
|
73
|
98
|
118
|
76
|
76
|
83
|
104
|
101
|
129
|
105
|
101
|
213
|
107
|
19
|
39
|
56
|
92
|
209
|
69
|
109
|
|
2024/12
|
47
|
59
|
94
|
80
|
44
|
50
|
48
|
72
|
61
|
58
|
63
|
79
|
82
|
56
|
62
|
51
|
61
|
76
|
70
|
92
|
85
|
62
|
68
|
86
|
91
|
122
|
136
|
65
|
54
|
109
|
122
|
|
2024/11
|
70
|
91
|
73
|
79
|
63
|
63
|
50
|
50
|
57
|
51
|
57
|
59
|
58
|
76
|
87
|
77
|
22
|
17
|
25
|
25
|
43
|
53
|
60
|
65
|
31
|
30
|
42
|
50
|
51
|
48
|
|
|
2024/10
|
29
|
74
|
55
|
40
|
62
|
109
|
51
|
41
|
62
|
79
|
94
|
149
|
222
|
91
|
75
|
59
|
40
|
30
|
22
|
30
|
32
|
19
|
31
|
37
|
51
|
52
|
56
|
87
|
63
|
58
|
49
|
|
2024/09
|
44
|
50
|
57
|
46
|
50
|
55
|
56
|
37
|
43
|
46
|
42
|
46
|
39
|
41
|
52
|
41
|
49
|
46
|
36
|
40
|
47
|
41
|
42
|
53
|
60
|
78
|
75
|
65
|
29
|
52
|
|
|
2024/08
|
14
|
16
|
16
|
17
|
21
|
25
|
27
|
24
|
24
|
27
|
63
|
61
|
30
|
41
|
41
|
36
|
39
|
45
|
41
|
34
|
35
|
36
|
22
|
21
|
24
|
35
|
28
|
24
|
51
|
40
|
39
|
|
2024/07
|
9
|
21
|
19
|
14
|
18
|
15
|
20
|
17
|
22
|
27
|
34
|
29
|
29
|
24
|
22
|
20
|
15
|
17
|
14
|
15
|
16
|
17
|
18
|
22
|
32
|
26
|
18
|
8
|
9
|
11
|
13
|
|
2024/06
|
17
|
37
|
37
|
18
|
22
|
26
|
29
|
38
|
19
|
8
|
21
|
27
|
22
|
22
|
25
|
28
|
34
|
20
|
14
|
20
|
21
|
10
|
11
|
12
|
21
|
23
|
11
|
15
|
12
|
10
|
|
|
2024/05
|
30
|
34
|
22
|
17
|
23
|
24
|
39
|
51
|
41
|
43
|
47
|
102
|
72
|
65
|
63
|
60
|
55
|
45
|
50
|
32
|
39
|
20
|
22
|
32
|
26
|
28
|
27
|
21
|
26
|
27
|
37
|
|
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