Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
27
PM2.5
54
*
PM10
97
O3
0.3
CO
7
SO2
11
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
25 Apr
66
Good
Sat
26 Apr
63
Good
Sun
27 Apr
60
Good
Mon
28 Apr
65
Good
Tue
29 Apr
67
Good
Wed
30 Apr
67
Good
Thu
1 May
80
Good
Air quality in the last 12 months (Weiyuan)
|
2025/02
|
57
|
60
|
52
|
51
|
50
|
49
|
57
|
65
|
65
|
58
|
81
|
83
|
72
|
70
|
62
|
63
|
64
|
54
|
65
|
56
|
48
|
56
|
50
|
50
|
54
|
53
|
51
|
54
|
|||
|
2025/01
|
70
|
72
|
76
|
70
|
76
|
72
|
62
|
69
|
71
|
61
|
66
|
70
|
69
|
70
|
69
|
65
|
66
|
69
|
74
|
73
|
77
|
79
|
74
|
72
|
66
|
73
|
78
|
88
|
119
|
76
|
59
|
|
2024/12
|
65
|
69
|
62
|
53
|
60
|
62
|
53
|
50
|
47
|
55
|
56
|
49
|
50
|
62
|
69
|
64
|
70
|
60
|
66
|
71
|
68
|
76
|
82
|
79
|
85
|
75
|
62
|
72
|
66
|
64
|
64
|
|
2024/11
|
49
|
45
|
54
|
56
|
54
|
46
|
41
|
39
|
52
|
54
|
52
|
53
|
58
|
50
|
56
|
41
|
44
|
34
|
43
|
52
|
55
|
49
|
44
|
41
|
42
|
54
|
58
|
64
|
62
|
65
|
|
|
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
|
|
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