Air Quality
Excellent
No health implications.
9
PM2.5
16
PM10
49
O3
0.6
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Dec
74
Good
Fri
5 Dec
68
Good
Sat
6 Dec
72
Good
Sun
7 Dec
75
Good
Mon
8 Dec
56
Good
Tue
9 Dec
73
Good
Wed
10 Dec
36
Excellent
Air quality in the last 12 months (Datong)
|
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
|
|
2025/02
|
93
|
115
|
66
|
40
|
70
|
67
|
28
|
28
|
52
|
91
|
179
|
131
|
52
|
48
|
91
|
43
|
33
|
36
|
40
|
52
|
42
|
58
|
50
|
50
|
54
|
48
|
64
|
62
|
|||
|
2025/01
|
132
|
88
|
61
|
149
|
195
|
130
|
81
|
54
|
48
|
70
|
143
|
207
|
179
|
122
|
54
|
47
|
74
|
147
|
171
|
205
|
160
|
89
|
167
|
236
|
265
|
229
|
85
|
42
|
56
|
46
|
64
|
|
2024/12
|
63
|
28
|
31
|
33
|
35
|
37
|
42
|
67
|
106
|
66
|
43
|
63
|
79
|
42
|
37
|
46
|
52
|
47
|
70
|
106
|
54
|
41
|
50
|
48
|
50
|
46
|
46
|
43
|
74
|
111
|
103
|
|
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