Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
59
*
PM10
92
O3
0.7
CO
6
SO2
4
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 Jan
83
Good
Thu
30 Jan
79
Good
Fri
31 Jan
52
Good
Sat
1 Feb
62
Good
Sun
2 Feb
62
Good
Mon
3 Feb
56
Good
Tue
4 Feb
25
Excellent
Air quality in the last 12 months (Longhu)
|
2024/12
|
48
|
54
|
53
|
35
|
34
|
50
|
38
|
35
|
39
|
30
|
30
|
33
|
31
|
39
|
48
|
48
|
47
|
57
|
55
|
38
|
42
|
51
|
44
|
37
|
34
|
43
|
52
|
68
|
58
|
52
|
60
|
|
2024/11
|
26
|
19
|
27
|
37
|
38
|
41
|
30
|
28
|
27
|
28
|
32
|
31
|
22
|
22
|
33
|
20
|
23
|
24
|
17
|
13
|
14
|
23
|
30
|
27
|
27
|
20
|
27
|
30
|
34
|
40
|
|
|
2024/10
|
19
|
21
|
26
|
23
|
22
|
30
|
32
|
16
|
28
|
35
|
41
|
39
|
30
|
29
|
26
|
24
|
27
|
35
|
41
|
23
|
21
|
32
|
32
|
33
|
40
|
35
|
44
|
32
|
24
|
46
|
34
|
|
2024/09
|
33
|
39
|
35
|
31
|
26
|
12
|
15
|
12
|
16
|
33
|
50
|
36
|
30
|
26
|
23
|
25
|
29
|
25
|
30
|
16
|
14
|
13
|
14
|
13
|
24
|
32
|
30
|
18
|
35
|
36
|
|
|
2024/08
|
26
|
25
|
30
|
41
|
41
|
35
|
34
|
39
|
36
|
29
|
29
|
31
|
27
|
21
|
26
|
25
|
13
|
18
|
11
|
9
|
13
|
23
|
27
|
28
|
38
|
33
|
39
|
37
|
39
|
20
|
19
|
|
2024/07
|
21
|
17
|
13
|
14
|
13
|
14
|
12
|
12
|
12
|
16
|
14
|
14
|
16
|
14
|
14
|
15
|
17
|
14
|
19
|
18
|
15
|
15
|
30
|
30
|
31
|
14
|
21
|
15
|
16
|
16
|
16
|
|
2024/06
|
21
|
12
|
17
|
23
|
21
|
31
|
15
|
14
|
19
|
16
|
21
|
20
|
21
|
23
|
25
|
14
|
16
|
15
|
14
|
13
|
16
|
20
|
17
|
13
|
13
|
13
|
17
|
16
|
12
|
18
|
|
|
2024/05
|
27
|
22
|
23
|
28
|
23
|
31
|
34
|
44
|
43
|
29
|
38
|
33
|
30
|
28
|
29
|
46
|
29
|
38
|
28
|
18
|
13
|
13
|
12
|
10
|
16
|
18
|
20
|
29
|
26
|
23
|
31
|
|
2024/04
|
23
|
42
|
32
|
39
|
30
|
23
|
18
|
37
|
22
|
36
|
36
|
46
|
47
|
31
|
39
|
40
|
28
|
23
|
41
|
43
|
22
|
33
|
26
|
26
|
27
|
20
|
15
|
20
|
28
|
19
|
|
|
2024/03
|
18
|
21
|
31
|
44
|
70
|
62
|
26
|
54
|
54
|
44
|
47
|
32
|
60
|
58
|
70
|
77
|
113
|
53
|
52
|
51
|
55
|
55
|
52
|
38
|
29
|
40
|
34
|
45
|
54
|
55
|
27
|
|
2024/02
|
53
|
34
|
25
|
26
|
33
|
24
|
22
|
12
|
26
|
62
|
61
|
46
|
56
|
70
|
65
|
43
|
28
|
35
|
34
|
33
|
19
|
22
|
22
|
34
|
41
|
34
|
34
|
31
|
55
|
||
|
2024/01
|
64
|
53
|
47
|
37
|
52
|
66
|
56
|
59
|
49
|
39
|
62
|
70
|
53
|
40
|
54
|
39
|
34
|
41
|
49
|
39
|
27
|
23
|
16
|
28
|
40
|
50
|
57
|
59
|
67
|
54
|
53
|
|
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