Air Quality
Excellent
No health implications.
12
PM2.5
20
PM10
43
O3
0.6
CO
9
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Oct
50
Excellent
Tue
14 Oct
48
Excellent
Wed
15 Oct
54
Good
Thu
16 Oct
55
Good
Fri
17 Oct
51
Good
Sat
18 Oct
19
Excellent
Sun
19 Oct
49
Excellent
Air quality in the last 12 months (Yuexi)
|
2025/08
|
30
|
31
|
31
|
33
|
30
|
24
|
22
|
30
|
20
|
17
|
12
|
24
|
30
|
31
|
27
|
30
|
22
|
17
|
18
|
24
|
20
|
15
|
20
|
13
|
14
|
20
|
23
|
18
|
17
|
21
|
13
|
|
2025/07
|
23
|
17
|
14
|
15
|
13
|
14
|
17
|
23
|
19
|
20
|
16
|
17
|
29
|
26
|
28
|
33
|
33
|
32
|
20
|
17
|
14
|
16
|
16
|
15
|
17
|
14
|
19
|
23
|
26
|
30
|
22
|
|
2025/06
|
13
|
12
|
19
|
26
|
34
|
33
|
33
|
18
|
24
|
26
|
27
|
41
|
36
|
31
|
24
|
27
|
26
|
17
|
11
|
16
|
14
|
17
|
22
|
12
|
14
|
15
|
19
|
24
|
22
|
18
|
|
|
2025/05
|
30
|
34
|
31
|
27
|
19
|
13
|
19
|
21
|
32
|
43
|
44
|
43
|
39
|
32
|
29
|
21
|
22
|
24
|
26
|
28
|
34
|
38
|
25
|
24
|
31
|
32
|
19
|
13
|
22
|
19
|
14
|
|
2025/04
|
25
|
34
|
48
|
46
|
12
|
20
|
27
|
40
|
42
|
37
|
42
|
56
|
60
|
55
|
51
|
49
|
33
|
35
|
32
|
34
|
31
|
31
|
35
|
19
|
28
|
33
|
28
|
24
|
22
|
20
|
|
|
2025/03
|
46
|
42
|
25
|
29
|
21
|
10
|
19
|
26
|
37
|
42
|
41
|
49
|
56
|
45
|
15
|
15
|
14
|
14
|
30
|
36
|
40
|
49
|
37
|
32
|
31
|
36
|
43
|
81
|
48
|
38
|
31
|
|
2025/02
|
27
|
18
|
19
|
35
|
35
|
20
|
18
|
20
|
27
|
28
|
32
|
26
|
34
|
39
|
31
|
40
|
40
|
38
|
34
|
30
|
27
|
22
|
21
|
24
|
23
|
22
|
34
|
34
|
|||
|
2025/01
|
58
|
56
|
58
|
77
|
58
|
69
|
45
|
29
|
29
|
35
|
18
|
36
|
43
|
41
|
41
|
49
|
48
|
43
|
50
|
48
|
61
|
67
|
67
|
44
|
18
|
29
|
49
|
38
|
41
|
45
|
31
|
|
2024/12
|
41
|
45
|
44
|
46
|
31
|
40
|
33
|
26
|
20
|
24
|
31
|
41
|
27
|
26
|
31
|
48
|
62
|
54
|
71
|
65
|
48
|
36
|
35
|
34
|
33
|
36
|
55
|
39
|
56
|
32
|
42
|
|
2024/11
|
15
|
20
|
28
|
18
|
18
|
33
|
25
|
29
|
30
|
21
|
25
|
25
|
23
|
27
|
33
|
27
|
23
|
21
|
23
|
29
|
34
|
32
|
27
|
21
|
20
|
23
|
22
|
26
|
34
|
40
|
|
|
2024/10
|
9
|
17
|
17
|
24
|
20
|
16
|
15
|
23
|
20
|
12
|
19
|
22
|
16
|
26
|
26
|
31
|
14
|
25
|
20
|
21
|
17
|
19
|
26
|
32
|
26
|
16
|
11
|
23
|
38
|
31
|
31
|
|
2024/09
|
16
|
19
|
19
|
19
|
14
|
18
|
21
|
23
|
20
|
13
|
17
|
21
|
25
|
25
|
25
|
16
|
18
|
17
|
26
|
27
|
20
|
23
|
26
|
30
|
20
|
26
|
30
|
35
|
28
|
11
|
|
|
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