Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
38
PM2.5
59
*
PM10
8
O3
0.8
CO
8
SO2
35
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Dec
77
Good
Wed
17 Dec
54
Good
Thu
18 Dec
59
Good
Fri
19 Dec
67
Good
Sat
20 Dec
73
Good
Sun
21 Dec
61
Good
Mon
22 Dec
30
Excellent
Air quality in the last 12 months (Tiandeng)
|
2025/11
|
20
|
20
|
16
|
10
|
20
|
34
|
43
|
36
|
23
|
16
|
18
|
20
|
34
|
43
|
48
|
47
|
50
|
18
|
16
|
28
|
34
|
44
|
49
|
52
|
50
|
51
|
52
|
55
|
59
|
61
|
|
|
2025/10
|
29
|
30
|
33
|
27
|
33
|
13
|
17
|
29
|
33
|
41
|
45
|
42
|
41
|
25
|
20
|
29
|
37
|
50
|
36
|
17
|
15
|
12
|
21
|
30
|
34
|
32
|
29
|
38
|
54
|
50
|
26
|
|
2025/09
|
30
|
30
|
28
|
28
|
29
|
33
|
37
|
41
|
20
|
27
|
27
|
24
|
24
|
31
|
27
|
26
|
22
|
25
|
31
|
39
|
39
|
28
|
23
|
19
|
12
|
14
|
26
|
28
|
21
|
20
|
|
|
2025/08
|
21
|
25
|
40
|
36
|
36
|
26
|
25
|
34
|
32
|
28
|
29
|
38
|
39
|
33
|
17
|
18
|
25
|
19
|
10
|
24
|
27
|
30
|
32
|
34
|
24
|
22
|
27
|
26
|
33
|
28
|
30
|
|
2025/07
|
20
|
16
|
24
|
29
|
36
|
39
|
37
|
31
|
38
|
20
|
21
|
22
|
27
|
21
|
33
|
33
|
31
|
46
|
41
|
30
|
22
|
13
|
13
|
15
|
23
|
29
|
29
|
35
|
45
|
39
|
31
|
|
2025/06
|
38
|
38
|
26
|
33
|
51
|
41
|
39
|
35
|
25
|
27
|
39
|
29
|
24
|
31
|
31
|
27
|
28
|
30
|
32
|
24
|
22
|
25
|
28
|
27
|
28
|
27
|
27
|
26
|
26
|
22
|
|
|
2025/05
|
33
|
47
|
52
|
46
|
45
|
28
|
41
|
54
|
34
|
30
|
25
|
41
|
48
|
40
|
34
|
28
|
33
|
26
|
24
|
34
|
36
|
33
|
21
|
32
|
38
|
32
|
47
|
48
|
17
|
29
|
38
|
|
2025/04
|
42
|
61
|
66
|
54
|
61
|
103
|
88
|
76
|
54
|
49
|
56
|
48
|
165
|
149
|
101
|
86
|
80
|
66
|
56
|
50
|
47
|
50
|
38
|
40
|
32
|
43
|
48
|
30
|
46
|
46
|
|
|
2025/03
|
48
|
48
|
61
|
69
|
43
|
25
|
36
|
47
|
58
|
61
|
70
|
37
|
41
|
42
|
26
|
20
|
50
|
32
|
36
|
51
|
72
|
79
|
76
|
91
|
95
|
79
|
75
|
90
|
45
|
20
|
29
|
|
2025/02
|
55
|
32
|
19
|
39
|
71
|
36
|
16
|
32
|
59
|
75
|
111
|
85
|
28
|
82
|
52
|
32
|
51
|
27
|
43
|
44
|
17
|
31
|
14
|
28
|
45
|
21
|
43
|
50
|
|||
|
2025/01
|
101
|
106
|
100
|
99
|
75
|
92
|
105
|
104
|
63
|
26
|
44
|
60
|
77
|
77
|
82
|
76
|
82
|
97
|
92
|
104
|
99
|
77
|
88
|
65
|
54
|
14
|
39
|
53
|
112
|
68
|
75
|
|
2024/12
|
73
|
78
|
68
|
64
|
65
|
61
|
26
|
25
|
53
|
81
|
40
|
27
|
40
|
46
|
48
|
61
|
76
|
73
|
70
|
82
|
90
|
89
|
99
|
104
|
105
|
90
|
74
|
54
|
78
|
107
|
102
|
|
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