Air Quality
Excellent
No health implications.
3
PM2.5
26
PM10
54
O3
0.3
CO
4
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Oct
54
Good
Wed
14 Oct
58
Good
Thu
15 Oct
58
Good
Fri
16 Oct
53
Good
Sat
17 Oct
60
Good
Sun
18 Oct
55
Good
Mon
19 Oct
24
Excellent
Air quality in the last 12 months (Tiefeng)
|
2026/08
|
18
|
19
|
24
|
26
|
29
|
27
|
26
|
27
|
28
|
32
|
33
|
19
|
20
|
22
|
23
|
28
|
20
|
25
|
24
|
40
|
24
|
20
|
21
|
24
|
21
|
21
|
21
|
27
|
20
|
13
|
18
|
|
2026/07
|
41
|
36
|
28
|
28
|
35
|
30
|
28
|
19
|
20
|
39
|
54
|
32
|
27
|
31
|
26
|
29
|
29
|
26
|
29
|
39
|
32
|
30
|
42
|
32
|
28
|
27
|
28
|
32
|
25
|
22
|
29
|
|
2026/06
|
30
|
26
|
28
|
26
|
16
|
18
|
23
|
17
|
22
|
27
|
30
|
27
|
26
|
24
|
23
|
29
|
35
|
34
|
36
|
42
|
31
|
28
|
33
|
36
|
33
|
30
|
35
|
28
|
40
|
44
|
|
|
2026/05
|
29
|
29
|
29
|
38
|
41
|
28
|
30
|
34
|
40
|
68
|
56
|
61
|
64
|
110
|
30
|
28
|
24
|
32
|
44
|
45
|
49
|
46
|
33
|
41
|
28
|
28
|
31
|
27
|
26
|
32
|
62
|
|
2026/04
|
38
|
70
|
70
|
83
|
65
|
38
|
28
|
42
|
37
|
33
|
26
|
35
|
30
|
45
|
60
|
49
|
67
|
34
|
31
|
43
|
34
|
26
|
35
|
35
|
28
|
26
|
29
|
33
|
32
|
48
|
|
|
2026/03
|
36
|
41
|
61
|
44
|
25
|
33
|
41
|
52
|
48
|
38
|
40
|
48
|
95
|
31
|
40
|
36
|
116
|
43
|
48
|
94
|
137
|
65
|
147
|
120
|
112
|
59
|
57
|
60
|
67
|
33
|
77
|
|
2026/02
|
29
|
38
|
44
|
26
|
36
|
25
|
26
|
39
|
56
|
94
|
32
|
60
|
49
|
62
|
19
|
58
|
45
|
25
|
34
|
94
|
123
|
36
|
27
|
23
|
49
|
24
|
30
|
43
|
|||
|
2026/01
|
30
|
31
|
35
|
24
|
25
|
53
|
23
|
33
|
43
|
57
|
38
|
61
|
21
|
28
|
40
|
43
|
29
|
24
|
24
|
23
|
21
|
20
|
22
|
24
|
23
|
46
|
33
|
25
|
27
|
27
|
32
|
|
2025/12
|
23
|
24
|
25
|
44
|
41
|
52
|
40
|
34
|
34
|
29
|
27
|
41
|
47
|
53
|
59
|
40
|
55
|
94
|
108
|
43
|
30
|
61
|
66
|
29
|
26
|
27
|
47
|
51
|
23
|
20
|
27
|
|
2025/11
|
51
|
45
|
87
|
57
|
104
|
51
|
28
|
111
|
27
|
24
|
33
|
45
|
48
|
38
|
73
|
44
|
25
|
35
|
40
|
33
|
39
|
45
|
53
|
41
|
44
|
52
|
33
|
56
|
73
|
40
|
|
|
2025/10
|
38
|
38
|
56
|
25
|
26
|
29
|
36
|
26
|
39
|
37
|
43
|
25
|
33
|
32
|
27
|
39
|
30
|
22
|
19
|
21
|
28
|
26
|
43
|
51
|
50
|
30
|
30
|
35
|
128
|
51
|
71
|
|
2025/09
|
21
|
23
|
37
|
51
|
48
|
25
|
21
|
20
|
21
|
23
|
25
|
28
|
37
|
27
|
23
|
20
|
23
|
30
|
32
|
28
|
32
|
38
|
42
|
21
|
18
|
31
|
33
|
37
|
40
|
38
|
|
|
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