Air Quality
Excellent
No health implications.
11
PM2.5
16
PM10
24
O3
0.7
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jul
44
Excellent
Wed
2 Jul
36
Excellent
Thu
3 Jul
36
Excellent
Fri
4 Jul
31
Excellent
Sat
5 Jul
35
Excellent
Sun
6 Jul
33
Excellent
Mon
7 Jul
42
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