Air Quality
Excellent
No health implications.
19
PM2.5
30
PM10
92
O3
0.6
CO
12
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Jul
69
Good
Sun
6 Jul
78
Good
Mon
7 Jul
77
Good
Tue
8 Jul
86
Good
Wed
9 Jul
90
Good
Thu
10 Jul
50
Excellent
Fri
11 Jul
34
Excellent
Air quality in the last 12 months (Datong)
|
2025/05
|
45
|
79
|
165
|
101
|
71
|
121
|
113
|
68
|
48
|
33
|
44
|
46
|
58
|
35
|
39
|
50
|
82
|
42
|
45
|
54
|
46
|
55
|
43
|
33
|
32
|
45
|
40
|
73
|
92
|
60
|
69
|
|
2025/04
|
123
|
112
|
104
|
127
|
97
|
73
|
99
|
72
|
73
|
53
|
92
|
69
|
42
|
48
|
64
|
97
|
82
|
99
|
99
|
107
|
71
|
69
|
45
|
50
|
54
|
42
|
35
|
45
|
52
|
53
|
|
|
2025/03
|
76
|
54
|
60
|
59
|
55
|
74
|
71
|
56
|
72
|
63
|
190
|
134
|
93
|
49
|
57
|
48
|
51
|
49
|
56
|
62
|
61
|
69
|
64
|
73
|
77
|
379
|
113
|
65
|
73
|
113
|
98
|
|
2025/02
|
58
|
56
|
45
|
47
|
41
|
50
|
62
|
57
|
62
|
52
|
75
|
76
|
69
|
58
|
52
|
57
|
54
|
57
|
71
|
63
|
66
|
67
|
60
|
58
|
55
|
51
|
57
|
56
|
|||
|
2025/01
|
79
|
57
|
66
|
63
|
56
|
64
|
68
|
86
|
81
|
59
|
62
|
67
|
65
|
59
|
62
|
59
|
65
|
59
|
55
|
53
|
70
|
65
|
82
|
77
|
84
|
62
|
59
|
67
|
139
|
52
|
43
|
|
2024/12
|
53
|
59
|
71
|
62
|
67
|
80
|
63
|
69
|
79
|
61
|
81
|
61
|
64
|
86
|
82
|
57
|
65
|
69
|
74
|
81
|
92
|
107
|
110
|
99
|
98
|
84
|
53
|
69
|
75
|
78
|
60
|
|
2024/11
|
57
|
46
|
58
|
55
|
54
|
61
|
52
|
56
|
73
|
70
|
63
|
58
|
50
|
72
|
89
|
52
|
55
|
54
|
68
|
68
|
72
|
66
|
75
|
50
|
42
|
62
|
50
|
48
|
76
|
78
|
|
|
2024/10
|
25
|
36
|
46
|
46
|
47
|
47
|
51
|
47
|
39
|
40
|
46
|
36
|
42
|
50
|
56
|
34
|
37
|
44
|
49
|
48
|
58
|
36
|
48
|
53
|
49
|
40
|
42
|
45
|
57
|
59
|
45
|
|
2024/09
|
38
|
37
|
39
|
18
|
17
|
22
|
27
|
46
|
20
|
24
|
27
|
29
|
19
|
27
|
43
|
25
|
27
|
37
|
43
|
22
|
28
|
39
|
32
|
60
|
47
|
36
|
60
|
53
|
24
|
21
|
|
|
2024/08
|
40
|
24
|
27
|
29
|
36
|
35
|
33
|
47
|
42
|
22
|
32
|
35
|
44
|
24
|
27
|
28
|
32
|
29
|
32
|
34
|
43
|
52
|
46
|
38
|
37
|
42
|
42
|
43
|
29
|
49
|
47
|
|
2024/07
|
21
|
27
|
25
|
40
|
42
|
51
|
51
|
42
|
51
|
49
|
45
|
42
|
41
|
33
|
45
|
40
|
36
|
32
|
28
|
107
|
167
|
46
|
41
|
54
|
51
|
56
|
46
|
26
|
28
|
36
|
27
|
|
2024/06
|
49
|
41
|
35
|
31
|
40
|
27
|
43
|
31
|
34
|
37
|
31
|
35
|
34
|
32
|
43
|
28
|
35
|
30
|
47
|
31
|
28
|
33
|
36
|
37
|
49
|
41
|
47
|
32
|
38
|
27
|
|
|
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