Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
63
*
PM2.5
111
PM10
95
O3
1.0
CO
19
SO2
31
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
31 Jan
91
Good
Wed
1 Feb
81
Good
Thu
2 Feb
67
Good
Fri
3 Feb
49
Excellent
Sat
4 Feb
44
Excellent
Sun
5 Feb
39
Excellent
Mon
6 Feb
46
Excellent
Air quality in the last 12 months (Tiandeng)
|
2022/12
|
11
|
17
|
32
|
26
|
25
|
52
|
55
|
56
|
60
|
63
|
59
|
73
|
76
|
68
|
70
|
84
|
62
|
57
|
70
|
74
|
70
|
73
|
71
|
77
|
77
|
68
|
71
|
50
|
27
|
42
|
53
|
|
2022/11
|
35
|
44
|
49
|
50
|
57
|
65
|
69
|
64
|
61
|
59
|
52
|
46
|
50
|
64
|
74
|
82
|
65
|
43
|
33
|
32
|
52
|
53
|
42
|
34
|
31
|
21
|
31
|
35
|
42
|
23
|
|
|
2022/10
|
15
|
22
|
30
|
35
|
35
|
45
|
48
|
40
|
30
|
29
|
40
|
46
|
52
|
52
|
55
|
52
|
54
|
61
|
57
|
45
|
34
|
34
|
43
|
59
|
73
|
63
|
56
|
52
|
54
|
43
|
30
|
|
2022/09
|
31
|
39
|
44
|
38
|
37
|
48
|
61
|
38
|
21
|
24
|
24
|
29
|
36
|
46
|
56
|
52
|
34
|
39
|
44
|
47
|
51
|
47
|
47
|
50
|
54
|
58
|
63
|
61
|
55
|
30
|
|
|
2022/08
|
38
|
37
|
42
|
49
|
38
|
22
|
24
|
29
|
31
|
24
|
15
|
23
|
30
|
33
|
32
|
32
|
40
|
44
|
42
|
31
|
17
|
22
|
36
|
43
|
38
|
17
|
24
|
32
|
39
|
41
|
47
|
|
2022/07
|
26
|
25
|
23
|
34
|
31
|
22
|
33
|
22
|
26
|
33
|
31
|
27
|
28
|
32
|
34
|
27
|
35
|
37
|
29
|
27
|
26
|
27
|
30
|
38
|
41
|
49
|
45
|
43
|
49
|
50
|
45
|
|
2022/06
|
34
|
37
|
34
|
41
|
36
|
30
|
30
|
36
|
34
|
22
|
19
|
31
|
30
|
26
|
38
|
34
|
37
|
39
|
42
|
39
|
45
|
35
|
36
|
35
|
30
|
29
|
29
|
34
|
28
|
28
|
|
|
2022/05
|
20
|
29
|
37
|
51
|
58
|
68
|
61
|
28
|
29
|
22
|
27
|
22
|
21
|
27
|
21
|
23
|
37
|
48
|
48
|
36
|
26
|
34
|
12
|
20
|
23
|
43
|
31
|
37
|
43
|
32
|
24
|
|
2022/04
|
20
|
23
|
38
|
49
|
65
|
65
|
55
|
63
|
76
|
62
|
67
|
71
|
52
|
53
|
67
|
26
|
14
|
18
|
38
|
47
|
57
|
49
|
50
|
45
|
51
|
64
|
62
|
64
|
43
|
45
|
|
|
2022/03
|
110
|
85
|
81
|
68
|
73
|
73
|
41
|
65
|
59
|
60
|
67
|
64
|
61
|
63
|
82
|
71
|
59
|
63
|
69
|
57
|
53
|
51
|
18
|
23
|
47
|
53
|
27
|
37
|
57
|
57
|
50
|
|
2022/02
|
43
|
23
|
31
|
48
|
73
|
90
|
36
|
15
|
14
|
27
|
30
|
21
|
13
|
27
|
40
|
34
|
38
|
16
|
13
|
27
|
23
|
18
|
22
|
36
|
65
|
107
|
120
|
109
|
|||
|
2022/01
|
38
|
37
|
64
|
74
|
75
|
81
|
56
|
49
|
23
|
30
|
33
|
55
|
70
|
96
|
126
|
39
|
18
|
39
|
57
|
62
|
59
|
60
|
48
|
38
|
34
|
57
|
70
|
38
|
17
|
24
|
24
|
|
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