Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
49
*
PM2.5
75
PM10
32
O3
0.4
CO
10
SO2
23
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Dec
101
Light
Wed
17 Dec
94
Good
Thu
18 Dec
103
Light
Fri
19 Dec
107
Light
Sat
20 Dec
56
Good
Sun
21 Dec
17
Excellent
Mon
22 Dec
41
Excellent
Air quality in the last 12 months (Tiexi)
|
2025/11
|
47
|
27
|
33
|
44
|
82
|
69
|
80
|
187
|
42
|
37
|
81
|
73
|
39
|
88
|
107
|
55
|
34
|
41
|
61
|
42
|
67
|
107
|
122
|
225
|
109
|
86
|
48
|
45
|
57
|
47
|
|
|
2025/10
|
48
|
59
|
52
|
41
|
30
|
30
|
40
|
30
|
44
|
51
|
65
|
46
|
53
|
139
|
56
|
55
|
70
|
37
|
34
|
34
|
43
|
48
|
53
|
61
|
81
|
38
|
36
|
66
|
100
|
40
|
43
|
|
2025/09
|
38
|
44
|
41
|
36
|
35
|
24
|
27
|
25
|
30
|
26
|
37
|
44
|
47
|
39
|
20
|
27
|
26
|
33
|
29
|
40
|
42
|
29
|
36
|
21
|
36
|
36
|
38
|
31
|
48
|
51
|
|
|
2025/08
|
25
|
34
|
19
|
20
|
21
|
15
|
20
|
29
|
23
|
36
|
22
|
30
|
26
|
30
|
37
|
28
|
16
|
29
|
42
|
28
|
18
|
16
|
39
|
15
|
20
|
27
|
25
|
13
|
23
|
45
|
37
|
|
2025/07
|
20
|
27
|
19
|
15
|
27
|
21
|
25
|
37
|
42
|
41
|
46
|
44
|
18
|
23
|
20
|
22
|
24
|
26
|
30
|
20
|
24
|
34
|
22
|
21
|
29
|
38
|
27
|
17
|
22
|
21
|
21
|
|
2025/06
|
25
|
46
|
26
|
18
|
33
|
29
|
26
|
40
|
32
|
17
|
21
|
31
|
35
|
32
|
37
|
23
|
37
|
36
|
33
|
20
|
20
|
29
|
37
|
46
|
46
|
46
|
45
|
33
|
43
|
17
|
|
|
2025/05
|
23
|
30
|
25
|
30
|
37
|
29
|
47
|
51
|
37
|
38
|
44
|
59
|
54
|
62
|
51
|
37
|
30
|
34
|
36
|
39
|
45
|
46
|
35
|
40
|
36
|
42
|
46
|
56
|
50
|
58
|
59
|
|
2025/04
|
98
|
96
|
95
|
64
|
41
|
38
|
54
|
61
|
82
|
82
|
72
|
36
|
14
|
29
|
43
|
41
|
50
|
31
|
37
|
55
|
70
|
27
|
43
|
80
|
83
|
115
|
50
|
53
|
73
|
52
|
|
|
2025/03
|
90
|
35
|
46
|
50
|
79
|
72
|
59
|
87
|
101
|
99
|
66
|
132
|
37
|
48
|
61
|
66
|
79
|
74
|
85
|
96
|
85
|
248
|
142
|
104
|
152
|
127
|
49
|
35
|
36
|
49
|
83
|
|
2025/02
|
143
|
170
|
68
|
77
|
75
|
73
|
56
|
42
|
67
|
67
|
68
|
72
|
71
|
87
|
91
|
50
|
39
|
42
|
52
|
60
|
61
|
59
|
59
|
62
|
116
|
58
|
84
|
117
|
|||
|
2025/01
|
42
|
37
|
47
|
72
|
90
|
107
|
52
|
52
|
65
|
76
|
88
|
95
|
88
|
57
|
49
|
56
|
66
|
81
|
77
|
64
|
71
|
96
|
89
|
87
|
78
|
93
|
129
|
68
|
103
|
79
|
99
|
|
2024/12
|
35
|
27
|
38
|
31
|
38
|
39
|
45
|
53
|
63
|
69
|
48
|
54
|
82
|
49
|
38
|
41
|
52
|
65
|
48
|
64
|
76
|
57
|
63
|
48
|
70
|
41
|
41
|
51
|
50
|
65
|
43
|
|
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