Air Quality
Excellent
No health implications.
13
PM2.5
21
PM10
83
O3
0.4
CO
2
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
54
Good
Mon
5 May
51
Good
Tue
6 May
52
Good
Wed
7 May
53
Good
Thu
8 May
66
Good
Fri
9 May
54
Good
Sat
10 May
21
Excellent
Air quality in the last 12 months (Tieli)
|
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
|
|
2024/11
|
77
|
52
|
56
|
38
|
52
|
60
|
61
|
81
|
119
|
99
|
174
|
96
|
108
|
193
|
186
|
65
|
32
|
38
|
89
|
111
|
153
|
45
|
55
|
57
|
55
|
50
|
44
|
54
|
44
|
56
|
|
|
2024/10
|
21
|
28
|
27
|
34
|
49
|
31
|
47
|
61
|
49
|
31
|
26
|
33
|
41
|
48
|
18
|
17
|
34
|
41
|
27
|
58
|
31
|
42
|
34
|
69
|
66
|
67
|
68
|
73
|
72
|
93
|
84
|
|
2024/09
|
14
|
19
|
20
|
22
|
16
|
19
|
20
|
22
|
23
|
22
|
19
|
25
|
19
|
26
|
26
|
30
|
35
|
24
|
20
|
23
|
26
|
21
|
31
|
31
|
20
|
21
|
27
|
30
|
38
|
23
|
|
|
2024/08
|
12
|
13
|
13
|
13
|
14
|
15
|
20
|
19
|
25
|
25
|
13
|
14
|
17
|
21
|
22
|
27
|
23
|
21
|
16
|
17
|
18
|
13
|
18
|
26
|
24
|
14
|
21
|
17
|
17
|
13
|
14
|
|
2024/07
|
52
|
39
|
43
|
43
|
41
|
48
|
72
|
68
|
59
|
57
|
66
|
69
|
58
|
49
|
46
|
48
|
29
|
22
|
28
|
27
|
15
|
17
|
18
|
16
|
14
|
11
|
11
|
12
|
12
|
12
|
15
|
|
2024/06
|
16
|
19
|
21
|
15
|
21
|
27
|
38
|
26
|
19
|
20
|
22
|
16
|
17
|
13
|
12
|
15
|
16
|
21
|
24
|
19
|
15
|
13
|
12
|
12
|
17
|
22
|
23
|
46
|
33
|
47
|
|
|
2024/05
|
49
|
54
|
44
|
73
|
74
|
47
|
41
|
45
|
32
|
24
|
21
|
25
|
23
|
21
|
16
|
19
|
31
|
33
|
21
|
23
|
28
|
41
|
17
|
19
|
21
|
20
|
18
|
21
|
14
|
13
|
15
|
|
2024/04
|
27
|
48
|
49
|
35
|
50
|
60
|
30
|
36
|
53
|
104
|
109
|
78
|
67
|
67
|
72
|
45
|
27
|
32
|
30
|
57
|
156
|
169
|
51
|
66
|
53
|
30
|
30
|
25
|
38
|
49
|
|
|
2024/03
|
36
|
46
|
58
|
53
|
53
|
49
|
56
|
35
|
47
|
68
|
63
|
43
|
51
|
46
|
31
|
27
|
29
|
33
|
34
|
33
|
35
|
30
|
40
|
29
|
36
|
48
|
41
|
202
|
56
|
30
|
24
|
|
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