Air Quality
Excellent
No health implications.
13
PM2.5
40
PM10
109
O3
0.5
CO
7
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
76
Good
Sat
4 May
77
Good
Sun
5 May
76
Good
Mon
6 May
84
Good
Tue
7 May
67
Good
Wed
8 May
68
Good
Air quality in the last 12 months (Yunzhou)
|
2024/02
|
39
|
83
|
68
|
45
|
85
|
65
|
54
|
103
|
99
|
217
|
65
|
70
|
71
|
43
|
44
|
61
|
80
|
69
|
59
|
41
|
33
|
28
|
46
|
93
|
62
|
58
|
71
|
62
|
29
|
||
|
2024/01
|
119
|
97
|
73
|
55
|
65
|
29
|
73
|
95
|
47
|
65
|
86
|
86
|
76
|
39
|
84
|
100
|
107
|
118
|
97
|
42
|
27
|
33
|
51
|
52
|
66
|
83
|
84
|
85
|
84
|
98
|
50
|
|
2023/12
|
54
|
71
|
79
|
84
|
108
|
245
|
110
|
112
|
73
|
65
|
56
|
82
|
62
|
57
|
37
|
28
|
59
|
102
|
43
|
43
|
32
|
68
|
97
|
68
|
103
|
92
|
108
|
174
|
208
|
140
|
62
|
|
2023/11
|
70
|
126
|
66
|
83
|
33
|
36
|
56
|
61
|
25
|
28
|
26
|
36
|
56
|
84
|
91
|
38
|
38
|
72
|
85
|
96
|
95
|
115
|
28
|
49
|
66
|
93
|
59
|
41
|
27
|
43
|
|
|
2023/10
|
32
|
54
|
58
|
31
|
33
|
63
|
54
|
24
|
28
|
29
|
41
|
37
|
38
|
38
|
45
|
37
|
52
|
31
|
25
|
31
|
53
|
60
|
74
|
77
|
73
|
56
|
72
|
77
|
79
|
81
|
101
|
|
2023/09
|
33
|
40
|
34
|
41
|
36
|
40
|
41
|
32
|
31
|
32
|
33
|
25
|
38
|
48
|
47
|
39
|
52
|
47
|
26
|
30
|
51
|
35
|
34
|
30
|
47
|
55
|
49
|
34
|
43
|
25
|
|
|
2023/08
|
23
|
32
|
40
|
34
|
37
|
35
|
40
|
40
|
37
|
47
|
39
|
32
|
35
|
35
|
48
|
47
|
61
|
50
|
38
|
44
|
40
|
31
|
27
|
29
|
33
|
31
|
27
|
26
|
30
|
32
|
37
|
|
2023/07
|
63
|
69
|
57
|
46
|
60
|
55
|
42
|
32
|
34
|
44
|
53
|
38
|
31
|
45
|
30
|
41
|
47
|
64
|
68
|
53
|
38
|
35
|
41
|
40
|
43
|
39
|
43
|
34
|
32
|
20
|
15
|
|
2023/06
|
55
|
33
|
34
|
34
|
39
|
44
|
51
|
41
|
43
|
35
|
36
|
39
|
40
|
47
|
75
|
82
|
87
|
92
|
55
|
37
|
45
|
63
|
75
|
80
|
67
|
48
|
52
|
44
|
40
|
64
|
|
|
2023/05
|
61
|
90
|
81
|
61
|
32
|
28
|
32
|
38
|
50
|
49
|
58
|
59
|
43
|
61
|
66
|
98
|
63
|
47
|
174
|
138
|
65
|
36
|
44
|
51
|
70
|
49
|
55
|
43
|
59
|
43
|
47
|
|
2023/04
|
70
|
79
|
26
|
39
|
39
|
34
|
42
|
49
|
150
|
273
|
331
|
132
|
127
|
213
|
65
|
45
|
103
|
161
|
154
|
94
|
27
|
45
|
36
|
34
|
50
|
46
|
72
|
71
|
60
|
41
|
|
|
2023/03
|
34
|
58
|
64
|
72
|
80
|
74
|
77
|
74
|
84
|
218
|
128
|
51
|
78
|
96
|
62
|
51
|
74
|
37
|
62
|
65
|
129
|
474
|
110
|
85
|
42
|
60
|
53
|
65
|
57
|
61
|
65
|
|
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