Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
48
*
PM2.5
78
PM10
53
O3
1.0
CO
16
SO2
32
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 Oct
76
Good
Thu
30 Oct
78
Good
Fri
31 Oct
86
Good
Sat
1 Nov
90
Good
Sun
2 Nov
51
Good
Mon
3 Nov
70
Good
Tue
4 Nov
21
Excellent
Air quality in the last 12 months (Huinan)
|
2025/08
|
21
|
24
|
20
|
16
|
20
|
17
|
17
|
20
|
19
|
16
|
21
|
22
|
24
|
22
|
27
|
19
|
16
|
20
|
28
|
20
|
18
|
17
|
24
|
19
|
16
|
18
|
26
|
19
|
19
|
28
|
19
|
|
2025/07
|
20
|
16
|
15
|
12
|
17
|
17
|
22
|
22
|
26
|
26
|
26
|
27
|
22
|
18
|
13
|
12
|
17
|
17
|
18
|
17
|
15
|
18
|
14
|
16
|
21
|
23
|
21
|
18
|
19
|
14
|
19
|
|
2025/06
|
34
|
36
|
21
|
19
|
29
|
29
|
24
|
25
|
29
|
18
|
18
|
24
|
28
|
28
|
29
|
20
|
24
|
27
|
29
|
21
|
17
|
19
|
25
|
30
|
31
|
25
|
43
|
31
|
32
|
24
|
|
|
2025/05
|
21
|
24
|
22
|
25
|
30
|
25
|
35
|
43
|
45
|
27
|
35
|
40
|
43
|
38
|
25
|
27
|
21
|
31
|
24
|
32
|
39
|
47
|
33
|
35
|
29
|
34
|
34
|
29
|
36
|
38
|
42
|
|
2025/04
|
53
|
42
|
55
|
48
|
29
|
36
|
36
|
53
|
58
|
59
|
60
|
36
|
16
|
27
|
39
|
38
|
46
|
37
|
28
|
49
|
59
|
21
|
35
|
66
|
59
|
71
|
61
|
53
|
53
|
48
|
|
|
2025/03
|
77
|
29
|
33
|
32
|
45
|
57
|
50
|
52
|
65
|
60
|
51
|
85
|
45
|
40
|
49
|
50
|
66
|
58
|
56
|
63
|
62
|
101
|
111
|
77
|
94
|
74
|
40
|
33
|
36
|
43
|
56
|
|
2025/02
|
88
|
91
|
53
|
61
|
67
|
55
|
43
|
35
|
50
|
60
|
53
|
69
|
76
|
67
|
68
|
50
|
34
|
47
|
52
|
51
|
49
|
52
|
56
|
50
|
73
|
53
|
58
|
83
|
|||
|
2025/01
|
58
|
41
|
47
|
57
|
82
|
77
|
57
|
44
|
47
|
58
|
68
|
79
|
77
|
51
|
41
|
47
|
51
|
56
|
62
|
82
|
89
|
84
|
73
|
70
|
71
|
71
|
49
|
72
|
77
|
66
|
81
|
|
2024/12
|
47
|
29
|
35
|
31
|
33
|
39
|
44
|
52
|
59
|
62
|
48
|
51
|
57
|
50
|
32
|
38
|
48
|
53
|
58
|
60
|
51
|
48
|
54
|
45
|
55
|
45
|
44
|
45
|
46
|
60
|
40
|
|
2024/11
|
74
|
103
|
79
|
31
|
27
|
32
|
34
|
52
|
48
|
39
|
60
|
39
|
42
|
34
|
26
|
44
|
41
|
46
|
41
|
56
|
59
|
58
|
56
|
53
|
50
|
45
|
39
|
52
|
39
|
51
|
|
|
2024/10
|
15
|
25
|
28
|
31
|
34
|
49
|
30
|
37
|
35
|
36
|
35
|
45
|
45
|
37
|
18
|
29
|
55
|
54
|
28
|
36
|
25
|
40
|
43
|
50
|
60
|
86
|
57
|
34
|
52
|
66
|
60
|
|
2024/09
|
20
|
18
|
23
|
22
|
15
|
22
|
28
|
21
|
26
|
22
|
25
|
21
|
20
|
22
|
24
|
30
|
26
|
29
|
27
|
21
|
19
|
26
|
24
|
24
|
25
|
17
|
26
|
30
|
27
|
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