Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
31
PM2.5
65
*
PM10
149
O3
0.7
CO
6
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
27 Apr
81
Good
Sun
28 Apr
81
Good
Mon
29 Apr
77
Good
Tue
30 Apr
76
Good
Wed
1 May
74
Good
Thu
2 May
73
Good
Fri
3 May
75
Good
Air quality in the last 12 months (Weishan)
|
2024/02
|
41
|
53
|
35
|
34
|
36
|
29
|
30
|
37
|
56
|
79
|
61
|
34
|
34
|
32
|
30
|
32
|
29
|
30
|
29
|
30
|
45
|
46
|
60
|
47
|
41
|
40
|
33
|
30
|
29
|
||
|
2024/01
|
31
|
25
|
25
|
26
|
27
|
28
|
31
|
29
|
28
|
31
|
35
|
33
|
31
|
35
|
29
|
28
|
24
|
30
|
40
|
38
|
35
|
34
|
38
|
33
|
27
|
25
|
27
|
26
|
27
|
27
|
26
|
|
2023/12
|
29
|
27
|
24
|
27
|
22
|
26
|
27
|
19
|
20
|
21
|
23
|
19
|
20
|
20
|
24
|
24
|
23
|
23
|
23
|
26
|
27
|
25
|
27
|
31
|
23
|
23
|
29
|
26
|
28
|
29
|
29
|
|
2023/11
|
27
|
24
|
26
|
21
|
24
|
26
|
27
|
26
|
23
|
26
|
27
|
25
|
24
|
22
|
22
|
28
|
34
|
23
|
20
|
27
|
26
|
28
|
24
|
23
|
25
|
27
|
29
|
31
|
35
|
35
|
|
|
2023/10
|
26
|
19
|
20
|
19
|
20
|
19
|
16
|
16
|
15
|
18
|
17
|
15
|
16
|
18
|
22
|
25
|
25
|
25
|
26
|
27
|
27
|
26
|
27
|
28
|
18
|
18
|
23
|
21
|
24
|
25
|
23
|
|
2023/09
|
24
|
26
|
30
|
34
|
34
|
32
|
27
|
26
|
28
|
24
|
24
|
23
|
22
|
26
|
31
|
33
|
28
|
21
|
16
|
18
|
18
|
18
|
21
|
19
|
21
|
23
|
24
|
21
|
17
|
15
|
|
|
2023/08
|
17
|
17
|
23
|
19
|
18
|
14
|
15
|
20
|
24
|
23
|
26
|
24
|
23
|
26
|
26
|
27
|
27
|
22
|
21
|
20
|
20
|
20
|
18
|
13
|
15
|
14
|
15
|
47
|
31
|
28
|
25
|
|
2023/07
|
20
|
20
|
19
|
17
|
20
|
13
|
15
|
16
|
16
|
14
|
13
|
15
|
13
|
16
|
24
|
28
|
36
|
38
|
37
|
23
|
19
|
19
|
20
|
19
|
21
|
20
|
21
|
22
|
20
|
26
|
25
|
|
2023/06
|
35
|
33
|
32
|
33
|
37
|
36
|
27
|
21
|
23
|
25
|
28
|
22
|
23
|
19
|
23
|
40
|
26
|
26
|
27
|
29
|
21
|
20
|
19
|
23
|
29
|
30
|
27
|
21
|
18
|
19
|
|
|
2023/05
|
39
|
37
|
29
|
29
|
30
|
32
|
36
|
39
|
44
|
60
|
57
|
55
|
45
|
32
|
30
|
28
|
46
|
35
|
35
|
39
|
39
|
37
|
43
|
37
|
33
|
30
|
31
|
33
|
32
|
35
|
34
|
|
2023/04
|
40
|
32
|
32
|
33
|
33
|
38
|
39
|
37
|
57
|
55
|
66
|
77
|
76
|
85
|
82
|
86
|
78
|
64
|
67
|
65
|
55
|
54
|
42
|
36
|
35
|
37
|
39
|
43
|
46
|
40
|
|
|
2023/03
|
48
|
43
|
40
|
47
|
53
|
61
|
57
|
48
|
50
|
54
|
48
|
48
|
45
|
60
|
65
|
37
|
40
|
53
|
46
|
27
|
29
|
28
|
30
|
31
|
36
|
34
|
53
|
46
|
36
|
39
|
44
|
|
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