Air Quality
Excellent
No health implications.
10
PM2.5
18
PM10
105
O3
0.2
CO
3
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jun
66
Good
Mon
22 Jun
66
Good
Tue
23 Jun
68
Good
Wed
24 Jun
74
Good
Thu
25 Jun
66
Good
Fri
26 Jun
73
Good
Sat
27 Jun
21
Excellent
Air quality in the last 12 months (Datong)
|
2026/05
|
32
|
34
|
36
|
38
|
43
|
46
|
51
|
48
|
43
|
54
|
57
|
55
|
73
|
93
|
65
|
46
|
49
|
64
|
43
|
54
|
77
|
127
|
71
|
38
|
43
|
55
|
50
|
47
|
36
|
38
|
40
|
|
2026/04
|
42
|
59
|
68
|
77
|
61
|
52
|
59
|
55
|
46
|
59
|
63
|
48
|
38
|
37
|
45
|
30
|
40
|
52
|
153
|
78
|
80
|
58
|
77
|
66
|
50
|
51
|
40
|
31
|
43
|
46
|
|
|
2026/03
|
88
|
88
|
82
|
94
|
90
|
67
|
65
|
56
|
43
|
43
|
60
|
176
|
325
|
108
|
85
|
84
|
61
|
76
|
72
|
68
|
79
|
104
|
88
|
56
|
61
|
55
|
54
|
46
|
51
|
35
|
34
|
|
2026/02
|
82
|
74
|
82
|
69
|
65
|
75
|
61
|
65
|
94
|
84
|
64
|
71
|
60
|
61
|
75
|
76
|
90
|
54
|
48
|
44
|
95
|
171
|
137
|
62
|
75
|
75
|
82
|
86
|
|||
|
2026/01
|
78
|
80
|
95
|
98
|
80
|
71
|
53
|
52
|
59
|
48
|
50
|
53
|
59
|
128
|
64
|
69
|
61
|
75
|
64
|
63
|
62
|
70
|
69
|
87
|
298
|
194
|
140
|
111
|
111
|
103
|
94
|
|
2025/12
|
62
|
58
|
57
|
65
|
67
|
61
|
62
|
62
|
75
|
85
|
83
|
135
|
53
|
64
|
70
|
61
|
70
|
63
|
60
|
49
|
71
|
78
|
69
|
66
|
65
|
71
|
63
|
66
|
57
|
65
|
76
|
|
2025/11
|
63
|
58
|
58
|
65
|
66
|
51
|
66
|
89
|
85
|
62
|
64
|
60
|
64
|
57
|
63
|
64
|
53
|
50
|
59
|
60
|
65
|
65
|
79
|
60
|
56
|
75
|
43
|
52
|
55
|
66
|
|
|
2025/10
|
32
|
44
|
57
|
63
|
46
|
42
|
24
|
23
|
27
|
22
|
29
|
23
|
39
|
48
|
47
|
60
|
41
|
70
|
61
|
57
|
58
|
56
|
37
|
43
|
44
|
38
|
50
|
48
|
57
|
59
|
60
|
|
2025/09
|
49
|
37
|
54
|
55
|
37
|
66
|
62
|
44
|
54
|
54
|
54
|
41
|
78
|
82
|
109
|
107
|
38
|
31
|
41
|
41
|
35
|
53
|
47
|
54
|
38
|
51
|
43
|
43
|
47
|
49
|
|
|
2025/08
|
55
|
45
|
44
|
22
|
22
|
28
|
36
|
20
|
29
|
35
|
38
|
35
|
40
|
38
|
36
|
40
|
48
|
44
|
39
|
91
|
21
|
24
|
30
|
37
|
45
|
34
|
19
|
19
|
25
|
33
|
42
|
|
2025/07
|
34
|
33
|
39
|
22
|
30
|
32
|
46
|
41
|
43
|
46
|
48
|
46
|
55
|
53
|
58
|
31
|
29
|
46
|
33
|
24
|
33
|
42
|
55
|
40
|
31
|
34
|
44
|
36
|
43
|
55
|
72
|
|
2025/06
|
37
|
37
|
40
|
37
|
44
|
47
|
45
|
41
|
36
|
32
|
36
|
41
|
43
|
35
|
37
|
35
|
48
|
46
|
33
|
36
|
32
|
27
|
32
|
21
|
32
|
36
|
28
|
35
|
32
|
35
|
|
|
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