Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
52
*
PM2.5
67
PM10
29
O3
0.9
CO
4
SO2
18
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Dec
73
Good
Tue
16 Dec
63
Good
Wed
17 Dec
70
Good
Thu
18 Dec
70
Good
Fri
19 Dec
61
Good
Sat
20 Dec
37
Excellent
Sun
21 Dec
26
Excellent
Tieli Air quality rank
Air quality in the last 12 months (Tieli)
|
2025/11
|
113
|
30
|
38
|
55
|
115
|
89
|
27
|
69
|
82
|
33
|
52
|
73
|
33
|
57
|
65
|
70
|
35
|
44
|
149
|
115
|
61
|
214
|
280
|
79
|
58
|
165
|
115
|
83
|
53
|
46
|
|
|
2025/10
|
32
|
33
|
38
|
29
|
28
|
26
|
35
|
27
|
32
|
39
|
46
|
25
|
33
|
32
|
45
|
36
|
80
|
21
|
29
|
25
|
33
|
38
|
42
|
56
|
134
|
95
|
59
|
49
|
99
|
101
|
74
|
|
2025/09
|
20
|
22
|
24
|
39
|
36
|
19
|
19
|
23
|
17
|
21
|
19
|
27
|
28
|
28
|
17
|
19
|
18
|
20
|
23
|
23
|
22
|
25
|
29
|
23
|
17
|
21
|
24
|
29
|
30
|
44
|
|
|
2025/08
|
22
|
19
|
15
|
17
|
16
|
14
|
13
|
17
|
15
|
12
|
13
|
18
|
16
|
13
|
17
|
12
|
14
|
16
|
16
|
17
|
19
|
12
|
20
|
16
|
17
|
17
|
20
|
21
|
18
|
20
|
27
|
|
2025/07
|
16
|
19
|
19
|
18
|
18
|
16
|
16
|
21
|
17
|
20
|
27
|
22
|
15
|
15
|
16
|
14
|
16
|
15
|
18
|
15
|
13
|
21
|
24
|
23
|
17
|
18
|
18
|
16
|
14
|
12
|
15
|
|
2025/06
|
19
|
23
|
19
|
18
|
14
|
14
|
16
|
23
|
17
|
18
|
16
|
20
|
31
|
24
|
24
|
19
|
15
|
24
|
18
|
16
|
11
|
18
|
23
|
33
|
39
|
39
|
38
|
32
|
16
|
24
|
|
|
2025/05
|
47
|
36
|
29
|
24
|
22
|
28
|
31
|
35
|
21
|
26
|
49
|
76
|
58
|
38
|
51
|
24
|
19
|
24
|
23
|
22
|
20
|
18
|
19
|
19
|
19
|
23
|
29
|
45
|
50
|
42
|
48
|
|
2025/04
|
75
|
61
|
61
|
46
|
51
|
54
|
50
|
47
|
60
|
85
|
71
|
90
|
33
|
23
|
17
|
27
|
69
|
65
|
27
|
65
|
99
|
20
|
30
|
29
|
22
|
19
|
41
|
52
|
52
|
48
|
|
|
2025/03
|
30
|
39
|
45
|
45
|
43
|
53
|
49
|
49
|
54
|
109
|
49
|
48
|
24
|
28
|
32
|
31
|
31
|
33
|
46
|
78
|
42
|
17
|
23
|
40
|
30
|
31
|
24
|
23
|
25
|
32
|
54
|
|
2025/02
|
112
|
135
|
128
|
77
|
63
|
69
|
55
|
41
|
69
|
99
|
90
|
103
|
86
|
62
|
61
|
44
|
42
|
38
|
38
|
49
|
49
|
48
|
56
|
50
|
63
|
46
|
61
|
61
|
|||
|
2025/01
|
136
|
143
|
139
|
172
|
105
|
105
|
129
|
61
|
65
|
119
|
163
|
165
|
135
|
167
|
95
|
66
|
77
|
91
|
126
|
116
|
123
|
119
|
157
|
185
|
164
|
122
|
69
|
92
|
106
|
71
|
88
|
|
2024/12
|
66
|
47
|
44
|
41
|
50
|
43
|
58
|
64
|
94
|
116
|
61
|
74
|
95
|
86
|
64
|
64
|
72
|
71
|
90
|
165
|
95
|
84
|
66
|
82
|
71
|
41
|
66
|
87
|
91
|
87
|
100
|
|
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