Air Quality
Excellent
No health implications.
12
PM2.5
20
PM10
107
O3
0.3
CO
14
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Jun
85
Good
Thu
5 Jun
95
Good
Fri
6 Jun
94
Good
Sat
7 Jun
92
Good
Sun
8 Jun
114
Light
Mon
9 Jun
90
Good
Tue
10 Jun
16
Excellent
Air quality in the last 12 months (Yunzhou)
|
2025/04
|
55
|
35
|
78
|
129
|
41
|
65
|
61
|
37
|
49
|
51
|
202
|
36
|
29
|
24
|
50
|
133
|
219
|
24
|
50
|
60
|
51
|
49
|
63
|
28
|
34
|
51
|
18
|
40
|
52
|
41
|
|
|
2025/03
|
91
|
63
|
37
|
59
|
54
|
57
|
56
|
70
|
75
|
103
|
190
|
118
|
95
|
75
|
34
|
34
|
32
|
27
|
46
|
44
|
54
|
74
|
219
|
151
|
124
|
109
|
89
|
46
|
30
|
43
|
49
|
|
2025/02
|
87
|
38
|
33
|
42
|
49
|
83
|
19
|
45
|
68
|
73
|
83
|
48
|
57
|
67
|
86
|
27
|
42
|
50
|
29
|
38
|
48
|
29
|
34
|
75
|
64
|
79
|
87
|
85
|
|||
|
2025/01
|
65
|
46
|
56
|
59
|
80
|
31
|
39
|
21
|
42
|
63
|
68
|
50
|
72
|
35
|
42
|
70
|
80
|
67
|
86
|
68
|
62
|
34
|
91
|
90
|
99
|
134
|
30
|
48
|
255
|
71
|
87
|
|
2024/12
|
55
|
26
|
48
|
46
|
44
|
35
|
25
|
64
|
78
|
86
|
60
|
85
|
45
|
52
|
58
|
65
|
38
|
35
|
54
|
53
|
48
|
78
|
82
|
90
|
60
|
42
|
38
|
68
|
97
|
116
|
66
|
|
2024/11
|
66
|
78
|
49
|
29
|
58
|
43
|
57
|
76
|
107
|
58
|
66
|
66
|
61
|
56
|
63
|
61
|
44
|
50
|
68
|
62
|
52
|
35
|
54
|
75
|
19
|
26
|
23
|
27
|
43
|
63
|
|
|
2024/10
|
16
|
26
|
41
|
43
|
49
|
37
|
19
|
39
|
42
|
37
|
54
|
49
|
53
|
54
|
20
|
57
|
56
|
16
|
16
|
20
|
39
|
24
|
53
|
51
|
60
|
50
|
20
|
44
|
53
|
46
|
64
|
|
2024/09
|
22
|
16
|
20
|
20
|
12
|
18
|
13
|
26
|
29
|
14
|
19
|
22
|
25
|
12
|
20
|
22
|
24
|
33
|
39
|
18
|
9
|
19
|
34
|
40
|
17
|
32
|
52
|
42
|
33
|
17
|
|
|
2024/08
|
34
|
35
|
24
|
30
|
25
|
32
|
23
|
20
|
22
|
69
|
11
|
11
|
14
|
20
|
36
|
36
|
32
|
38
|
17
|
21
|
18
|
22
|
29
|
35
|
18
|
10
|
21
|
23
|
33
|
28
|
32
|
|
2024/07
|
22
|
24
|
25
|
32
|
32
|
37
|
42
|
37
|
30
|
41
|
48
|
32
|
24
|
26
|
34
|
25
|
22
|
40
|
44
|
31
|
43
|
65
|
66
|
58
|
21
|
24
|
37
|
28
|
19
|
17
|
28
|
|
2024/06
|
25
|
38
|
37
|
29
|
29
|
51
|
12
|
30
|
38
|
33
|
51
|
55
|
44
|
16
|
22
|
21
|
45
|
46
|
38
|
42
|
38
|
237
|
144
|
26
|
25
|
55
|
62
|
48
|
47
|
33
|
|
|
2024/05
|
48
|
39
|
42
|
60
|
52
|
40
|
34
|
35
|
62
|
124
|
88
|
28
|
44
|
65
|
33
|
74
|
54
|
75
|
75
|
53
|
52
|
64
|
70
|
60
|
18
|
33
|
28
|
33
|
51
|
41
|
23
|
|
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