Air Quality
Excellent
No health implications.
4
PM2.5
12
PM10
45
O3
0.6
CO
8
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Jun
37
Excellent
Thu
19 Jun
35
Excellent
Fri
20 Jun
41
Excellent
Sat
21 Jun
30
Excellent
Sun
22 Jun
33
Excellent
Mon
23 Jun
30
Excellent
Tue
24 Jun
15
Excellent
Air quality in the last 12 months (Weishan)
|
2025/05
|
28
|
26
|
25
|
18
|
20
|
26
|
25
|
27
|
28
|
38
|
25
|
31
|
34
|
31
|
33
|
32
|
31
|
24
|
27
|
29
|
27
|
25
|
34
|
21
|
12
|
15
|
10
|
11
|
11
|
13
|
13
|
|
2025/04
|
86
|
72
|
71
|
68
|
66
|
67
|
65
|
67
|
68
|
58
|
45
|
42
|
25
|
32
|
37
|
27
|
27
|
24
|
25
|
24
|
28
|
27
|
42
|
49
|
61
|
54
|
60
|
61
|
38
|
36
|
|
|
2025/03
|
39
|
46
|
32
|
40
|
45
|
52
|
59
|
61
|
57
|
50
|
48
|
66
|
76
|
56
|
47
|
46
|
51
|
55
|
27
|
43
|
62
|
47
|
47
|
38
|
36
|
32
|
32
|
71
|
102
|
79
|
81
|
|
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
|
|
|
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