Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
31
PM2.5
69
*
PM10
65
O3
0.5
CO
6
SO2
12
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Jan
86
Good
Thu
16 Jan
56
Good
Fri
17 Jan
64
Good
Sat
18 Jan
68
Good
Sun
19 Jan
78
Good
Mon
20 Jan
93
Good
Tue
21 Jan
51
Good
Air quality in the last 12 months (Tiantai)
|
2024/12
|
58
|
53
|
69
|
55
|
46
|
45
|
122
|
54
|
44
|
54
|
25
|
69
|
40
|
113
|
64
|
53
|
61
|
70
|
37
|
48
|
73
|
63
|
61
|
53
|
62
|
103
|
76
|
55
|
61
|
64
|
79
|
|
2024/11
|
8
|
21
|
50
|
61
|
40
|
34
|
30
|
36
|
39
|
29
|
32
|
43
|
42
|
39
|
24
|
21
|
15
|
22
|
29
|
37
|
49
|
64
|
56
|
38
|
38
|
29
|
45
|
51
|
49
|
48
|
|
|
2024/10
|
16
|
20
|
23
|
21
|
19
|
12
|
10
|
24
|
40
|
50
|
60
|
48
|
33
|
41
|
41
|
30
|
33
|
36
|
25
|
30
|
51
|
37
|
33
|
30
|
31
|
21
|
15
|
34
|
52
|
39
|
25
|
|
2024/09
|
38
|
40
|
35
|
26
|
24
|
29
|
34
|
24
|
25
|
37
|
19
|
31
|
17
|
22
|
22
|
20
|
17
|
19
|
13
|
18
|
23
|
24
|
21
|
25
|
30
|
34
|
22
|
33
|
34
|
22
|
|
|
2024/08
|
23
|
31
|
37
|
44
|
36
|
35
|
39
|
38
|
33
|
34
|
41
|
40
|
39
|
28
|
36
|
40
|
32
|
20
|
15
|
19
|
15
|
24
|
36
|
38
|
37
|
30
|
40
|
26
|
27
|
24
|
30
|
|
2024/07
|
36
|
29
|
24
|
26
|
31
|
25
|
27
|
24
|
30
|
35
|
42
|
43
|
33
|
27
|
24
|
17
|
26
|
28
|
29
|
22
|
24
|
17
|
18
|
18
|
20
|
15
|
18
|
19
|
16
|
15
|
18
|
|
2024/06
|
17
|
19
|
31
|
53
|
40
|
15
|
20
|
38
|
41
|
19
|
17
|
21
|
27
|
32
|
35
|
27
|
13
|
22
|
26
|
29
|
34
|
37
|
41
|
29
|
26
|
23
|
36
|
30
|
25
|
31
|
|
|
2024/05
|
18
|
39
|
37
|
34
|
45
|
38
|
50
|
54
|
33
|
33
|
40
|
37
|
50
|
49
|
54
|
36
|
31
|
40
|
37
|
34
|
27
|
36
|
38
|
41
|
20
|
20
|
25
|
18
|
27
|
38
|
39
|
|
2024/04
|
50
|
28
|
31
|
25
|
30
|
34
|
37
|
24
|
43
|
57
|
52
|
38
|
39
|
23
|
50
|
63
|
28
|
39
|
86
|
62
|
40
|
22
|
28
|
40
|
39
|
48
|
49
|
29
|
40
|
19
|
|
|
2024/03
|
27
|
51
|
55
|
56
|
44
|
30
|
74
|
62
|
65
|
58
|
45
|
66
|
61
|
71
|
58
|
36
|
58
|
57
|
52
|
72
|
69
|
66
|
61
|
55
|
54
|
23
|
40
|
33
|
41
|
51
|
56
|
|
2024/02
|
24
|
19
|
14
|
18
|
20
|
39
|
40
|
75
|
106
|
139
|
68
|
59
|
51
|
42
|
39
|
24
|
31
|
39
|
41
|
23
|
19
|
18
|
33
|
28
|
48
|
82
|
75
|
40
|
18
|
||
|
2024/01
|
110
|
75
|
63
|
65
|
62
|
105
|
153
|
99
|
79
|
108
|
118
|
86
|
90
|
67
|
95
|
42
|
45
|
80
|
61
|
18
|
48
|
39
|
40
|
40
|
55
|
69
|
97
|
102
|
100
|
51
|
42
|
|
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