Air Quality
Excellent
No health implications.
8
PM2.5
10
PM10
31
O3
0.5
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 May
49
Excellent
Thu
29 May
46
Excellent
Fri
30 May
45
Excellent
Sat
31 May
54
Good
Sun
1 Jun
53
Good
Mon
2 Jun
56
Good
Tue
3 Jun
34
Excellent
Air quality in the last 12 months (Weixi)
|
2025/04
|
61
|
52
|
47
|
46
|
43
|
36
|
44
|
45
|
45
|
40
|
30
|
27
|
22
|
28
|
32
|
18
|
24
|
29
|
25
|
19
|
20
|
22
|
23
|
20
|
31
|
34
|
37
|
41
|
28
|
30
|
|
|
2025/03
|
33
|
17
|
19
|
24
|
32
|
38
|
43
|
50
|
36
|
41
|
42
|
44
|
42
|
23
|
18
|
20
|
17
|
20
|
25
|
40
|
41
|
20
|
18
|
20
|
22
|
26
|
29
|
50
|
76
|
71
|
57
|
|
2025/02
|
30
|
32
|
44
|
39
|
33
|
30
|
35
|
28
|
26
|
29
|
23
|
25
|
29
|
23
|
23
|
26
|
27
|
30
|
18
|
21
|
24
|
23
|
29
|
26
|
30
|
20
|
22
|
30
|
|||
|
2025/01
|
29
|
32
|
36
|
34
|
33
|
28
|
25
|
23
|
19
|
22
|
25
|
26
|
22
|
24
|
27
|
29
|
30
|
21
|
25
|
28
|
36
|
30
|
28
|
19
|
22
|
32
|
30
|
38
|
57
|
34
|
24
|
|
2024/12
|
26
|
26
|
22
|
24
|
23
|
25
|
22
|
26
|
26
|
25
|
31
|
31
|
28
|
24
|
23
|
21
|
25
|
29
|
24
|
21
|
27
|
20
|
23
|
24
|
27
|
29
|
30
|
33
|
26
|
23
|
23
|
|
2024/11
|
27
|
35
|
28
|
27
|
23
|
23
|
17
|
18
|
21
|
25
|
23
|
19
|
21
|
25
|
29
|
28
|
33
|
29
|
24
|
28
|
21
|
25
|
23
|
18
|
20
|
21
|
26
|
24
|
26
|
22
|
|
|
2024/10
|
14
|
13
|
14
|
13
|
14
|
16
|
15
|
15
|
17
|
18
|
16
|
17
|
16
|
21
|
21
|
16
|
17
|
25
|
28
|
23
|
29
|
27
|
27
|
16
|
12
|
21
|
23
|
28
|
24
|
25
|
27
|
|
2024/09
|
16
|
18
|
16
|
16
|
16
|
19
|
24
|
25
|
19
|
16
|
17
|
16
|
18
|
19
|
19
|
21
|
19
|
18
|
22
|
23
|
24
|
25
|
24
|
21
|
17
|
17
|
15
|
14
|
15
|
18
|
|
|
2024/08
|
21
|
22
|
16
|
15
|
14
|
18
|
19
|
17
|
17
|
14
|
15
|
21
|
19
|
29
|
26
|
20
|
17
|
17
|
16
|
19
|
20
|
22
|
29
|
27
|
25
|
27
|
25
|
23
|
25
|
29
|
18
|
|
2024/07
|
12
|
16
|
13
|
13
|
14
|
16
|
16
|
13
|
13
|
15
|
16
|
13
|
18
|
15
|
15
|
15
|
17
|
17
|
16
|
21
|
13
|
16
|
13
|
17
|
17
|
19
|
18
|
20
|
17
|
17
|
20
|
|
2024/06
|
26
|
24
|
20
|
18
|
22
|
20
|
21
|
20
|
21
|
21
|
22
|
18
|
16
|
15
|
14
|
16
|
19
|
18
|
20
|
22
|
22
|
21
|
17
|
16
|
12
|
16
|
16
|
13
|
14
|
11
|
|
|
2024/05
|
26
|
25
|
26
|
32
|
36
|
23
|
29
|
22
|
23
|
21
|
22
|
20
|
25
|
20
|
22
|
23
|
22
|
26
|
35
|
21
|
21
|
19
|
21
|
24
|
20
|
18
|
11
|
11
|
13
|
25
|
26
|
|
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