Air Quality
Excellent
No health implications.
8
PM2.5
20
PM10
46
O3
0.4
CO
7
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Jan
63
Good
Wed
8 Jan
53
Good
Thu
9 Jan
54
Good
Fri
10 Jan
60
Good
Sat
11 Jan
53
Good
Sun
12 Jan
61
Good
Mon
13 Jan
52
Good
Tiefeng Air quality rank
Air quality in the last 12 months (Tiefeng)
|
2024/11
|
48
|
57
|
39
|
31
|
30
|
71
|
78
|
181
|
167
|
118
|
129
|
47
|
118
|
193
|
105
|
45
|
26
|
26
|
45
|
45
|
22
|
32
|
64
|
185
|
142
|
47
|
24
|
38
|
22
|
27
|
|
|
2024/10
|
21
|
24
|
33
|
37
|
40
|
44
|
69
|
33
|
52
|
24
|
26
|
24
|
47
|
54
|
20
|
35
|
29
|
37
|
25
|
47
|
35
|
37
|
43
|
53
|
46
|
101
|
47
|
39
|
57
|
45
|
55
|
|
2024/09
|
16
|
21
|
27
|
26
|
22
|
26
|
33
|
34
|
41
|
26
|
24
|
30
|
21
|
29
|
33
|
27
|
25
|
27
|
19
|
26
|
31
|
29
|
33
|
34
|
30
|
39
|
30
|
29
|
49
|
23
|
|
|
2024/08
|
25
|
26
|
26
|
21
|
18
|
29
|
33
|
25
|
37
|
35
|
18
|
21
|
24
|
31
|
31
|
30
|
31
|
26
|
22
|
24
|
21
|
27
|
33
|
27
|
31
|
17
|
18
|
23
|
26
|
18
|
18
|
|
2024/07
|
36
|
48
|
57
|
64
|
60
|
50
|
61
|
78
|
69
|
70
|
83
|
86
|
93
|
65
|
57
|
51
|
21
|
38
|
30
|
35
|
26
|
30
|
26
|
26
|
30
|
23
|
12
|
21
|
21
|
27
|
26
|
|
2024/06
|
30
|
32
|
41
|
21
|
40
|
50
|
31
|
19
|
19
|
31
|
25
|
24
|
27
|
15
|
22
|
33
|
21
|
26
|
32
|
23
|
20
|
20
|
24
|
25
|
30
|
39
|
44
|
52
|
26
|
41
|
|
|
2024/05
|
56
|
38
|
51
|
78
|
39
|
42
|
41
|
74
|
33
|
36
|
13
|
32
|
32
|
22
|
18
|
26
|
43
|
28
|
37
|
36
|
43
|
31
|
22
|
27
|
42
|
23
|
30
|
24
|
28
|
21
|
22
|
|
2024/04
|
35
|
79
|
51
|
40
|
68
|
35
|
50
|
33
|
60
|
68
|
86
|
91
|
88
|
125
|
183
|
44
|
53
|
43
|
28
|
76
|
157
|
69
|
31
|
33
|
29
|
24
|
23
|
19
|
33
|
29
|
|
|
2024/03
|
26
|
29
|
27
|
28
|
24
|
29
|
29
|
23
|
33
|
50
|
29
|
42
|
34
|
53
|
42
|
78
|
20
|
25
|
36
|
25
|
29
|
55
|
72
|
28
|
48
|
69
|
79
|
147
|
24
|
25
|
29
|
|
2024/02
|
32
|
42
|
46
|
37
|
69
|
110
|
52
|
33
|
92
|
136
|
46
|
69
|
53
|
33
|
26
|
64
|
90
|
52
|
25
|
23
|
24
|
29
|
35
|
112
|
71
|
31
|
48
|
44
|
45
|
||
|
2024/01
|
43
|
65
|
58
|
67
|
30
|
50
|
23
|
42
|
52
|
41
|
40
|
44
|
34
|
22
|
28
|
52
|
46
|
29
|
29
|
37
|
24
|
29
|
27
|
31
|
61
|
58
|
44
|
92
|
30
|
71
|
35
|
|
2023/12
|
28
|
41
|
48
|
33
|
46
|
23
|
24
|
36
|
20
|
25
|
29
|
43
|
62
|
48
|
26
|
24
|
26
|
34
|
44
|
28
|
29
|
47
|
50
|
44
|
63
|
69
|
43
|
121
|
99
|
46
|
31
|
|
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