Air Quality
Excellent
No health implications.
29
PM2.5
43
PM10
60
O3
0.6
CO
5
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Apr
55
Good
Thu
16 Apr
64
Good
Fri
17 Apr
65
Good
Sat
18 Apr
68
Good
Sun
19 Apr
64
Good
Mon
20 Apr
69
Good
Tue
21 Apr
42
Excellent
Air quality in the last 12 months (Datong)
|
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
|
|
|
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
|
|
|
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