Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
41
*
PM2.5
62
PM10
87
O3
0.5
CO
4
SO2
13
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
27 Oct
57
Good
Tue
28 Oct
58
Good
Wed
29 Oct
57
Good
Thu
30 Oct
56
Good
Fri
31 Oct
60
Good
Sat
1 Nov
59
Good
Sun
2 Nov
21
Excellent
Air quality in the last 12 months (Quannan)
|
2025/08
|
28
|
28
|
22
|
17
|
16
|
22
|
33
|
36
|
28
|
25
|
21
|
31
|
28
|
12
|
20
|
28
|
33
|
23
|
23
|
19
|
28
|
20
|
27
|
24
|
26
|
18
|
23
|
28
|
27
|
29
|
37
|
|
2025/07
|
28
|
26
|
35
|
39
|
21
|
26
|
35
|
38
|
37
|
16
|
12
|
24
|
36
|
28
|
31
|
36
|
40
|
30
|
20
|
18
|
13
|
13
|
20
|
22
|
24
|
24
|
24
|
21
|
23
|
21
|
19
|
|
2025/06
|
36
|
24
|
14
|
28
|
38
|
39
|
35
|
41
|
27
|
33
|
34
|
27
|
24
|
19
|
17
|
25
|
19
|
26
|
24
|
15
|
20
|
21
|
25
|
25
|
24
|
18
|
21
|
21
|
23
|
25
|
|
|
2025/05
|
64
|
53
|
48
|
49
|
33
|
35
|
38
|
61
|
36
|
32
|
32
|
45
|
47
|
45
|
35
|
23
|
19
|
26
|
27
|
28
|
28
|
34
|
33
|
26
|
49
|
52
|
45
|
43
|
11
|
25
|
44
|
|
2025/04
|
24
|
45
|
53
|
64
|
52
|
56
|
61
|
70
|
95
|
64
|
52
|
60
|
150
|
102
|
92
|
81
|
68
|
63
|
46
|
42
|
46
|
38
|
32
|
35
|
25
|
23
|
40
|
45
|
49
|
62
|
|
|
2025/03
|
62
|
41
|
35
|
24
|
14
|
15
|
26
|
35
|
43
|
49
|
58
|
53
|
38
|
40
|
36
|
12
|
49
|
49
|
48
|
56
|
54
|
56
|
67
|
77
|
85
|
61
|
47
|
63
|
25
|
11
|
12
|
|
2025/02
|
51
|
25
|
17
|
32
|
56
|
61
|
20
|
48
|
43
|
39
|
49
|
53
|
50
|
51
|
56
|
68
|
47
|
57
|
39
|
42
|
24
|
22
|
22
|
35
|
52
|
71
|
81
|
66
|
|||
|
2025/01
|
70
|
72
|
70
|
56
|
70
|
72
|
67
|
69
|
66
|
59
|
50
|
50
|
61
|
60
|
72
|
83
|
64
|
59
|
57
|
59
|
65
|
71
|
72
|
52
|
43
|
25
|
23
|
41
|
128
|
56
|
49
|
|
2024/12
|
65
|
68
|
50
|
47
|
57
|
50
|
44
|
37
|
46
|
49
|
45
|
30
|
30
|
43
|
54
|
54
|
60
|
60
|
59
|
47
|
50
|
68
|
73
|
50
|
56
|
63
|
71
|
75
|
69
|
68
|
73
|
|
2024/11
|
23
|
26
|
41
|
52
|
50
|
45
|
33
|
36
|
49
|
51
|
45
|
36
|
32
|
41
|
40
|
25
|
31
|
18
|
16
|
16
|
21
|
27
|
33
|
37
|
34
|
17
|
29
|
31
|
38
|
55
|
|
|
2024/10
|
20
|
15
|
23
|
25
|
24
|
31
|
34
|
30
|
30
|
40
|
49
|
49
|
46
|
49
|
47
|
39
|
43
|
49
|
43
|
22
|
33
|
37
|
36
|
36
|
32
|
34
|
41
|
17
|
34
|
46
|
26
|
|
2024/09
|
37
|
42
|
47
|
34
|
30
|
19
|
16
|
21
|
19
|
34
|
46
|
52
|
33
|
42
|
28
|
27
|
28
|
22
|
36
|
22
|
24
|
15
|
17
|
21
|
19
|
31
|
28
|
23
|
29
|
19
|
|
|
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