Air Quality
Excellent
No health implications.
7
PM2.5
17
PM10
55
O3
0.5
CO
9
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Nov
41
Excellent
Fri
28 Nov
87
Good
Sat
29 Nov
86
Good
Sun
30 Nov
61
Good
Mon
1 Dec
65
Good
Tue
2 Dec
51
Good
Wed
3 Dec
41
Excellent
Air quality in the last 12 months (Tiexi)
|
2025/10
|
67
|
56
|
60
|
53
|
49
|
51
|
46
|
43
|
51
|
68
|
114
|
74
|
83
|
91
|
128
|
74
|
85
|
31
|
35
|
41
|
54
|
61
|
73
|
99
|
103
|
74
|
50
|
50
|
70
|
51
|
81
|
|
2025/09
|
51
|
70
|
53
|
48
|
47
|
33
|
47
|
47
|
61
|
43
|
56
|
45
|
56
|
47
|
26
|
44
|
32
|
50
|
54
|
49
|
63
|
67
|
59
|
64
|
63
|
59
|
72
|
46
|
59
|
50
|
|
|
2025/08
|
39
|
28
|
34
|
26
|
34
|
29
|
34
|
41
|
38
|
40
|
37
|
37
|
30
|
49
|
33
|
25
|
36
|
38
|
35
|
18
|
21
|
26
|
40
|
41
|
31
|
35
|
39
|
25
|
40
|
43
|
33
|
|
2025/07
|
18
|
24
|
15
|
24
|
29
|
27
|
49
|
41
|
41
|
46
|
38
|
46
|
31
|
40
|
46
|
34
|
37
|
57
|
30
|
20
|
42
|
26
|
14
|
21
|
32
|
35
|
40
|
37
|
29
|
20
|
42
|
|
2025/06
|
64
|
65
|
34
|
23
|
50
|
51
|
27
|
45
|
57
|
23
|
43
|
35
|
29
|
44
|
41
|
20
|
37
|
35
|
35
|
31
|
32
|
39
|
51
|
49
|
53
|
48
|
46
|
36
|
51
|
15
|
|
|
2025/05
|
31
|
42
|
45
|
41
|
41
|
41
|
59
|
39
|
63
|
52
|
64
|
53
|
54
|
57
|
61
|
33
|
31
|
33
|
48
|
51
|
71
|
73
|
42
|
47
|
45
|
55
|
37
|
48
|
48
|
57
|
53
|
|
2025/04
|
89
|
65
|
71
|
54
|
41
|
64
|
63
|
75
|
87
|
70
|
48
|
31
|
29
|
29
|
61
|
53
|
83
|
38
|
60
|
45
|
56
|
38
|
59
|
63
|
60
|
69
|
50
|
60
|
64
|
62
|
|
|
2025/03
|
86
|
63
|
65
|
91
|
89
|
84
|
73
|
83
|
103
|
86
|
69
|
71
|
67
|
65
|
66
|
54
|
67
|
67
|
56
|
68
|
63
|
78
|
131
|
71
|
100
|
138
|
54
|
35
|
40
|
39
|
72
|
|
2025/02
|
154
|
214
|
57
|
48
|
51
|
66
|
49
|
55
|
69
|
57
|
70
|
64
|
75
|
94
|
102
|
53
|
42
|
36
|
49
|
50
|
57
|
63
|
53
|
60
|
79
|
73
|
112
|
141
|
|||
|
2025/01
|
56
|
66
|
66
|
63
|
166
|
137
|
86
|
50
|
52
|
86
|
94
|
130
|
79
|
62
|
51
|
64
|
63
|
88
|
78
|
150
|
71
|
96
|
93
|
143
|
138
|
215
|
97
|
94
|
204
|
103
|
119
|
|
2024/12
|
39
|
33
|
40
|
45
|
53
|
43
|
46
|
61
|
76
|
61
|
53
|
76
|
55
|
64
|
59
|
64
|
36
|
75
|
74
|
94
|
60
|
66
|
46
|
67
|
88
|
62
|
74
|
72
|
61
|
84
|
53
|
|
2024/11
|
108
|
98
|
63
|
32
|
40
|
57
|
59
|
58
|
53
|
53
|
57
|
51
|
53
|
50
|
45
|
34
|
31
|
35
|
48
|
99
|
52
|
55
|
107
|
62
|
49
|
23
|
37
|
42
|
57
|
62
|
|
|
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