Air Quality
Moderate
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
134
*
PM2.5
246
PM10
132
O3
1.1
CO
17
SO2
24
NO2
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
Advise
Children, seniors and individuals with respiratory or heart diseases should avoid sustained and high-intensity outdoor exercises. General population should moderately reduce outdoor activities.
Air Quality
Today
17 Mar
93
Good
Wed
18 Mar
62
Good
Thu
19 Mar
73
Good
Fri
20 Mar
94
Good
Sat
21 Mar
81
Good
Sun
22 Mar
59
Good
Mon
23 Mar
28
Excellent
Air quality in the last 12 months (Datong)
|
2026/02
|
45
|
51
|
53
|
33
|
46
|
36
|
49
|
42
|
62
|
120
|
50
|
57
|
60
|
102
|
33
|
56
|
65
|
41
|
65
|
99
|
121
|
62
|
53
|
31
|
122
|
29
|
29
|
28
|
|||
|
2026/01
|
35
|
49
|
50
|
39
|
35
|
65
|
28
|
54
|
59
|
60
|
57
|
64
|
36
|
46
|
90
|
59
|
41
|
44
|
39
|
39
|
38
|
32
|
49
|
40
|
39
|
59
|
42
|
44
|
39
|
44
|
49
|
|
2025/12
|
37
|
31
|
33
|
41
|
50
|
68
|
75
|
38
|
45
|
33
|
30
|
37
|
56
|
70
|
48
|
42
|
79
|
117
|
87
|
38
|
49
|
96
|
82
|
46
|
37
|
44
|
71
|
77
|
31
|
30
|
31
|
|
2025/11
|
158
|
40
|
146
|
85
|
201
|
84
|
38
|
182
|
22
|
32
|
50
|
143
|
36
|
47
|
134
|
66
|
25
|
45
|
73
|
35
|
34
|
71
|
85
|
179
|
106
|
142
|
48
|
75
|
87
|
74
|
|
|
2025/10
|
38
|
40
|
56
|
25
|
16
|
29
|
47
|
18
|
36
|
44
|
66
|
26
|
44
|
30
|
27
|
29
|
34
|
26
|
20
|
26
|
31
|
30
|
40
|
48
|
41
|
28
|
38
|
41
|
181
|
68
|
49
|
|
2025/09
|
22
|
25
|
44
|
47
|
41
|
21
|
23
|
20
|
17
|
14
|
36
|
36
|
32
|
32
|
17
|
18
|
16
|
24
|
29
|
25
|
21
|
30
|
39
|
21
|
14
|
21
|
26
|
42
|
29
|
52
|
|
|
2025/08
|
22
|
26
|
12
|
17
|
19
|
13
|
14
|
22
|
14
|
21
|
16
|
32
|
19
|
17
|
33
|
15
|
21
|
23
|
19
|
23
|
24
|
14
|
21
|
16
|
20
|
14
|
20
|
26
|
21
|
19
|
36
|
|
2025/07
|
26
|
32
|
39
|
31
|
18
|
21
|
23
|
27
|
31
|
40
|
47
|
30
|
19
|
24
|
26
|
18
|
17
|
13
|
19
|
20
|
18
|
28
|
37
|
28
|
17
|
23
|
20
|
24
|
15
|
19
|
18
|
|
2025/06
|
28
|
30
|
26
|
25
|
25
|
19
|
19
|
30
|
25
|
23
|
23
|
42
|
40
|
25
|
35
|
25
|
21
|
42
|
28
|
17
|
15
|
24
|
38
|
46
|
44
|
54
|
52
|
33
|
34
|
42
|
|
|
2025/05
|
45
|
30
|
26
|
27
|
31
|
38
|
55
|
54
|
41
|
41
|
52
|
68
|
74
|
58
|
83
|
52
|
30
|
36
|
31
|
42
|
35
|
26
|
27
|
36
|
34
|
45
|
53
|
57
|
62
|
75
|
54
|
|
2025/04
|
81
|
60
|
77
|
150
|
52
|
52
|
64
|
60
|
60
|
88
|
175
|
47
|
34
|
31
|
29
|
32
|
67
|
46
|
35
|
49
|
47
|
24
|
41
|
33
|
23
|
39
|
43
|
46
|
104
|
36
|
|
|
2025/03
|
27
|
35
|
56
|
64
|
61
|
81
|
64
|
51
|
112
|
169
|
92
|
84
|
28
|
38
|
30
|
44
|
33
|
37
|
71
|
55
|
47
|
32
|
180
|
93
|
74
|
114
|
25
|
27
|
22
|
31
|
47
|
|
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