Air Quality
Excellent
No health implications.
30
PM2.5
38
PM10
38
O3
0.6
CO
5
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Dec
60
Good
Fri
26 Dec
60
Good
Sat
27 Dec
72
Good
Sun
28 Dec
77
Good
Mon
29 Dec
75
Good
Tue
30 Dec
75
Good
Wed
31 Dec
35
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