Air Quality
Excellent
No health implications.
20
PM2.5
40
PM10
55
O3
0.6
CO
16
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Nov
56
Good
Sun
24 Nov
54
Good
Mon
25 Nov
54
Good
Tue
26 Nov
58
Good
Wed
27 Nov
60
Good
Thu
28 Nov
62
Good
Fri
29 Nov
61
Good
Air quality in the last 12 months (Weiyuan)
|
2024/10
|
31
|
38
|
33
|
33
|
38
|
49
|
43
|
39
|
42
|
43
|
38
|
30
|
36
|
32
|
35
|
36
|
33
|
46
|
39
|
34
|
43
|
44
|
52
|
41
|
46
|
43
|
48
|
51
|
44
|
38
|
38
|
|
2024/09
|
49
|
38
|
34
|
25
|
21
|
25
|
26
|
34
|
27
|
27
|
26
|
29
|
23
|
30
|
28
|
26
|
30
|
31
|
29
|
36
|
29
|
37
|
39
|
37
|
31
|
30
|
39
|
46
|
30
|
29
|
|
|
2024/08
|
34
|
34
|
32
|
30
|
32
|
33
|
27
|
27
|
58
|
47
|
41
|
41
|
38
|
31
|
37
|
31
|
34
|
31
|
37
|
35
|
39
|
36
|
37
|
36
|
35
|
39
|
32
|
35
|
33
|
28
|
45
|
|
2024/07
|
30
|
35
|
36
|
34
|
36
|
46
|
30
|
23
|
44
|
56
|
45
|
59
|
36
|
27
|
20
|
27
|
31
|
31
|
25
|
32
|
202
|
50
|
38
|
110
|
72
|
57
|
47
|
41
|
31
|
32
|
34
|
|
2024/06
|
48
|
43
|
44
|
35
|
37
|
29
|
38
|
34
|
35
|
41
|
43
|
45
|
44
|
44
|
45
|
29
|
31
|
27
|
33
|
28
|
30
|
38
|
36
|
37
|
35
|
33
|
32
|
28
|
39
|
33
|
|
|
2024/05
|
45
|
29
|
29
|
52
|
59
|
65
|
61
|
46
|
45
|
49
|
56
|
56
|
56
|
44
|
51
|
64
|
72
|
56
|
59
|
67
|
52
|
49
|
55
|
61
|
57
|
55
|
47
|
36
|
30
|
44
|
66
|
|
2024/04
|
57
|
105
|
62
|
62
|
48
|
46
|
47
|
47
|
38
|
42
|
51
|
46
|
50
|
89
|
153
|
78
|
49
|
37
|
34
|
48
|
47
|
42
|
83
|
55
|
51
|
55
|
32
|
129
|
36
|
42
|
|
|
2024/03
|
59
|
64
|
59
|
58
|
81
|
65
|
126
|
95
|
71
|
65
|
65
|
58
|
49
|
56
|
130
|
281
|
72
|
89
|
78
|
71
|
59
|
63
|
81
|
39
|
50
|
40
|
48
|
52
|
49
|
123
|
69
|
|
2024/02
|
62
|
55
|
53
|
61
|
71
|
59
|
59
|
67
|
89
|
102
|
63
|
64
|
62
|
52
|
48
|
45
|
49
|
185
|
169
|
251
|
135
|
95
|
93
|
143
|
112
|
71
|
64
|
66
|
61
|
||
|
2024/01
|
80
|
71
|
70
|
75
|
69
|
75
|
76
|
72
|
67
|
81
|
77
|
74
|
72
|
70
|
72
|
77
|
78
|
68
|
65
|
81
|
64
|
52
|
54
|
64
|
81
|
74
|
77
|
77
|
69
|
68
|
74
|
|
2023/12
|
74
|
78
|
79
|
76
|
164
|
257
|
81
|
71
|
77
|
80
|
76
|
66
|
59
|
73
|
61
|
60
|
61
|
59
|
69
|
70
|
70
|
76
|
69
|
71
|
69
|
80
|
75
|
87
|
91
|
76
|
78
|
|
2023/11
|
47
|
62
|
63
|
56
|
57
|
56
|
61
|
58
|
63
|
61
|
62
|
63
|
64
|
64
|
61
|
59
|
63
|
67
|
60
|
60
|
62
|
74
|
82
|
73
|
78
|
82
|
76
|
69
|
55
|
65
|
|
|
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