Air Quality
Excellent
No health implications.
5
PM2.5
16
PM10
18
O3
0.6
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Sep
43
Excellent
Fri
18 Sep
45
Excellent
Sat
19 Sep
43
Excellent
Sun
20 Sep
48
Excellent
Mon
21 Sep
45
Excellent
Tue
22 Sep
47
Excellent
Wed
23 Sep
28
Excellent
Air quality in the last 12 months (Yuexi)
|
2026/08
|
16
|
15
|
20
|
25
|
28
|
26
|
24
|
25
|
29
|
29
|
29
|
25
|
27
|
29
|
35
|
37
|
24
|
18
|
18
|
26
|
26
|
30
|
24
|
26
|
28
|
27
|
26
|
23
|
20
|
23
|
26
|
|
2026/07
|
26
|
24
|
25
|
25
|
26
|
32
|
29
|
31
|
33
|
35
|
23
|
26
|
25
|
29
|
28
|
31
|
22
|
23
|
27
|
32
|
32
|
35
|
36
|
34
|
35
|
37
|
28
|
22
|
27
|
18
|
15
|
|
2026/06
|
28
|
35
|
29
|
28
|
31
|
36
|
33
|
27
|
24
|
27
|
24
|
25
|
21
|
27
|
26
|
24
|
23
|
21
|
27
|
23
|
19
|
19
|
19
|
19
|
15
|
18
|
22
|
19
|
23
|
28
|
|
|
2026/05
|
31
|
22
|
23
|
24
|
29
|
36
|
37
|
33
|
21
|
27
|
33
|
30
|
37
|
31
|
25
|
31
|
30
|
23
|
25
|
31
|
35
|
42
|
34
|
28
|
28
|
28
|
27
|
27
|
22
|
26
|
28
|
|
2026/04
|
23
|
30
|
29
|
34
|
41
|
36
|
24
|
27
|
30
|
31
|
31
|
29
|
28
|
29
|
31
|
28
|
27
|
30
|
37
|
57
|
35
|
22
|
24
|
30
|
35
|
48
|
31
|
25
|
23
|
29
|
|
|
2026/03
|
28
|
23
|
17
|
20
|
25
|
39
|
48
|
23
|
19
|
20
|
25
|
40
|
39
|
27
|
20
|
29
|
25
|
24
|
30
|
26
|
32
|
29
|
25
|
24
|
47
|
28
|
26
|
27
|
30
|
24
|
22
|
|
2026/02
|
43
|
43
|
48
|
51
|
35
|
43
|
43
|
22
|
32
|
24
|
37
|
43
|
39
|
35
|
40
|
43
|
72
|
46
|
34
|
42
|
43
|
47
|
50
|
37
|
37
|
51
|
44
|
34
|
|||
|
2026/01
|
37
|
34
|
31
|
27
|
38
|
30
|
40
|
36
|
69
|
72
|
66
|
72
|
64
|
59
|
47
|
60
|
66
|
82
|
68
|
62
|
61
|
43
|
52
|
56
|
49
|
57
|
73
|
81
|
59
|
41
|
34
|
|
2025/12
|
63
|
67
|
37
|
43
|
42
|
46
|
36
|
50
|
56
|
46
|
54
|
50
|
31
|
48
|
55
|
55
|
43
|
62
|
67
|
50
|
46
|
48
|
39
|
53
|
40
|
57
|
71
|
71
|
85
|
62
|
50
|
|
2025/11
|
12
|
16
|
19
|
32
|
25
|
19
|
16
|
18
|
24
|
22
|
19
|
20
|
21
|
33
|
27
|
31
|
22
|
22
|
19
|
40
|
32
|
57
|
43
|
52
|
48
|
50
|
37
|
46
|
55
|
63
|
|
|
2025/10
|
17
|
14
|
23
|
18
|
15
|
18
|
20
|
16
|
20
|
25
|
22
|
16
|
16
|
24
|
28
|
31
|
19
|
16
|
19
|
11
|
9
|
14
|
17
|
17
|
18
|
15
|
15
|
28
|
23
|
16
|
22
|
|
2025/09
|
25
|
23
|
22
|
26
|
24
|
19
|
27
|
23
|
20
|
28
|
22
|
15
|
16
|
31
|
34
|
18
|
17
|
16
|
16
|
19
|
14
|
12
|
12
|
14
|
26
|
29
|
27
|
19
|
15
|
20
|
|
|
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