Air Quality
Excellent
No health implications.
23
PM2.5
32
PM10
141
O3
0.5
CO
8
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Oct
82
Good
Sun
11 Oct
85
Good
Mon
12 Oct
93
Good
Tue
13 Oct
93
Good
Wed
14 Oct
85
Good
Thu
15 Oct
82
Good
Fri
16 Oct
36
Excellent
Air quality in the last 12 months (Sihui)
|
2026/08
|
20
|
18
|
18
|
23
|
37
|
53
|
46
|
29
|
28
|
27
|
24
|
36
|
34
|
25
|
22
|
28
|
29
|
25
|
26
|
21
|
26
|
28
|
27
|
26
|
23
|
21
|
15
|
23
|
30
|
20
|
21
|
|
2026/07
|
28
|
29
|
21
|
17
|
18
|
17
|
20
|
20
|
27
|
37
|
37
|
36
|
43
|
19
|
17
|
25
|
28
|
28
|
32
|
32
|
33
|
34
|
40
|
40
|
38
|
17
|
26
|
20
|
15
|
22
|
20
|
|
2026/06
|
35
|
33
|
42
|
39
|
33
|
32
|
37
|
35
|
23
|
29
|
30
|
43
|
23
|
28
|
21
|
21
|
18
|
17
|
21
|
23
|
23
|
25
|
30
|
33
|
28
|
23
|
25
|
26
|
28
|
26
|
|
|
2026/05
|
37
|
42
|
26
|
31
|
41
|
41
|
45
|
20
|
32
|
46
|
44
|
48
|
36
|
30
|
41
|
27
|
31
|
32
|
29
|
23
|
23
|
28
|
28
|
31
|
35
|
39
|
39
|
39
|
46
|
31
|
35
|
|
2026/04
|
27
|
43
|
45
|
25
|
48
|
49
|
51
|
47
|
45
|
39
|
41
|
45
|
36
|
38
|
29
|
32
|
31
|
35
|
58
|
41
|
35
|
34
|
21
|
29
|
38
|
72
|
48
|
36
|
27
|
25
|
|
|
2026/03
|
23
|
30
|
11
|
13
|
21
|
26
|
35
|
56
|
41
|
16
|
34
|
34
|
52
|
58
|
52
|
45
|
43
|
41
|
47
|
40
|
36
|
46
|
51
|
51
|
64
|
40
|
38
|
39
|
36
|
37
|
36
|
|
2026/02
|
29
|
33
|
47
|
64
|
53
|
37
|
31
|
34
|
47
|
57
|
42
|
33
|
44
|
39
|
24
|
28
|
38
|
33
|
43
|
46
|
47
|
37
|
48
|
51
|
37
|
35
|
33
|
19
|
|||
|
2026/01
|
58
|
19
|
37
|
59
|
41
|
38
|
38
|
29
|
34
|
46
|
37
|
59
|
56
|
74
|
74
|
94
|
133
|
125
|
93
|
60
|
25
|
24
|
32
|
44
|
69
|
75
|
50
|
45
|
57
|
57
|
27
|
|
2025/12
|
41
|
31
|
62
|
63
|
64
|
69
|
73
|
56
|
57
|
63
|
57
|
57
|
38
|
21
|
38
|
54
|
39
|
40
|
72
|
45
|
53
|
77
|
77
|
67
|
17
|
37
|
41
|
48
|
56
|
46
|
62
|
|
2025/11
|
28
|
32
|
22
|
11
|
13
|
24
|
34
|
47
|
18
|
9
|
11
|
17
|
21
|
28
|
37
|
41
|
43
|
32
|
21
|
25
|
28
|
32
|
45
|
40
|
35
|
46
|
43
|
49
|
55
|
56
|
|
|
2025/10
|
43
|
25
|
25
|
35
|
17
|
22
|
33
|
32
|
44
|
46
|
47
|
36
|
25
|
26
|
45
|
50
|
47
|
49
|
27
|
14
|
12
|
11
|
15
|
31
|
36
|
44
|
43
|
45
|
50
|
45
|
31
|
|
2025/09
|
28
|
26
|
25
|
26
|
27
|
30
|
26
|
12
|
17
|
22
|
29
|
19
|
27
|
27
|
29
|
25
|
31
|
28
|
27
|
20
|
14
|
22
|
19
|
10
|
18
|
25
|
34
|
35
|
41
|
35
|
|
|
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