Air Quality
Excellent
No health implications.
14
PM2.5
30
PM10
64
O3
0.6
CO
10
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 May
58
Good
Wed
7 May
59
Good
Thu
8 May
58
Good
Fri
9 May
62
Good
Sat
10 May
45
Excellent
Sun
11 May
57
Good
Mon
12 May
25
Excellent
Air quality in the last 12 months (Weishan)
|
2025/02
|
54
|
56
|
50
|
47
|
42
|
47
|
51
|
34
|
34
|
29
|
29
|
33
|
43
|
53
|
40
|
39
|
39
|
38
|
50
|
41
|
43
|
39
|
41
|
40
|
39
|
28
|
28
|
36
|
|||
|
2025/01
|
34
|
29
|
31
|
32
|
37
|
36
|
27
|
28
|
24
|
29
|
33
|
39
|
32
|
32
|
48
|
44
|
35
|
32
|
28
|
28
|
32
|
42
|
35
|
23
|
28
|
36
|
29
|
52
|
66
|
36
|
39
|
|
2024/12
|
24
|
23
|
21
|
21
|
21
|
22
|
24
|
24
|
22
|
28
|
38
|
37
|
28
|
27
|
24
|
27
|
27
|
23
|
25
|
23
|
26
|
18
|
21
|
26
|
24
|
33
|
41
|
41
|
25
|
21
|
27
|
|
2024/11
|
32
|
33
|
26
|
29
|
28
|
32
|
15
|
13
|
17
|
22
|
22
|
21
|
21
|
22
|
25
|
28
|
27
|
26
|
25
|
23
|
22
|
18
|
18
|
20
|
23
|
20
|
20
|
22
|
22
|
19
|
|
|
2024/10
|
15
|
16
|
21
|
16
|
14
|
17
|
21
|
21
|
24
|
22
|
26
|
28
|
27
|
29
|
30
|
24
|
21
|
29
|
31
|
28
|
24
|
24
|
24
|
22
|
24
|
25
|
30
|
50
|
37
|
29
|
27
|
|
2024/09
|
20
|
22
|
21
|
19
|
17
|
24
|
30
|
27
|
22
|
15
|
19
|
22
|
22
|
21
|
23
|
28
|
21
|
23
|
30
|
31
|
33
|
24
|
24
|
28
|
31
|
30
|
22
|
20
|
17
|
22
|
|
|
2024/08
|
19
|
25
|
16
|
14
|
16
|
17
|
17
|
17
|
21
|
28
|
18
|
31
|
34
|
44
|
40
|
29
|
30
|
32
|
22
|
23
|
22
|
29
|
24
|
20
|
23
|
26
|
23
|
28
|
26
|
24
|
21
|
|
2024/07
|
12
|
15
|
13
|
14
|
16
|
20
|
14
|
16
|
18
|
19
|
14
|
12
|
15
|
18
|
16
|
14
|
16
|
20
|
17
|
18
|
14
|
16
|
14
|
16
|
22
|
22
|
22
|
20
|
21
|
23
|
19
|
|
2024/06
|
35
|
33
|
27
|
24
|
28
|
30
|
22
|
22
|
21
|
23
|
28
|
32
|
15
|
15
|
18
|
18
|
25
|
21
|
29
|
31
|
26
|
24
|
23
|
16
|
13
|
22
|
15
|
15
|
16
|
12
|
|
|
2024/05
|
46
|
44
|
38
|
52
|
56
|
34
|
36
|
40
|
27
|
30
|
31
|
32
|
36
|
29
|
32
|
32
|
35
|
32
|
34
|
22
|
25
|
32
|
25
|
24
|
21
|
16
|
14
|
12
|
23
|
39
|
31
|
|
2024/04
|
35
|
38
|
53
|
49
|
46
|
60
|
45
|
52
|
47
|
53
|
57
|
65
|
51
|
39
|
46
|
60
|
62
|
50
|
46
|
45
|
29
|
46
|
52
|
49
|
41
|
50
|
54
|
58
|
54
|
53
|
|
|
2024/03
|
31
|
32
|
29
|
35
|
30
|
29
|
28
|
26
|
23
|
40
|
38
|
59
|
55
|
48
|
55
|
53
|
57
|
47
|
52
|
65
|
49
|
28
|
20
|
30
|
30
|
39
|
42
|
41
|
44
|
54
|
42
|
|
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