Air Quality
Excellent
No health implications.
22
PM2.5
47
PM10
71
O3
2.1
CO
15
SO2
26
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Sep
75
Good
Mon
9 Sep
85
Good
Tue
10 Sep
43
Excellent
Wed
11 Sep
53
Good
Thu
12 Sep
58
Good
Fri
13 Sep
43
Excellent
Sat
14 Sep
51
Good
Air quality in the last 12 months (Tiedong)
|
2024/07
|
65
|
54
|
33
|
59
|
82
|
28
|
46
|
52
|
58
|
74
|
80
|
65
|
49
|
60
|
51
|
18
|
24
|
45
|
35
|
17
|
35
|
17
|
30
|
23
|
19
|
12
|
13
|
13
|
38
|
41
|
15
|
|
2024/06
|
31
|
39
|
43
|
54
|
43
|
33
|
29
|
34
|
41
|
43
|
42
|
27
|
22
|
32
|
32
|
45
|
60
|
56
|
38
|
39
|
45
|
31
|
72
|
25
|
29
|
39
|
44
|
37
|
22
|
38
|
|
|
2024/05
|
37
|
59
|
62
|
47
|
45
|
50
|
50
|
61
|
88
|
65
|
81
|
47
|
56
|
68
|
53
|
47
|
52
|
46
|
38
|
40
|
66
|
42
|
36
|
35
|
42
|
28
|
22
|
44
|
50
|
44
|
31
|
|
2024/04
|
69
|
72
|
69
|
80
|
109
|
93
|
96
|
85
|
193
|
132
|
66
|
49
|
35
|
31
|
159
|
112
|
54
|
57
|
68
|
121
|
73
|
67
|
42
|
42
|
51
|
62
|
68
|
43
|
50
|
62
|
|
|
2024/03
|
56
|
58
|
71
|
72
|
58
|
69
|
101
|
62
|
68
|
81
|
91
|
72
|
94
|
117
|
98
|
126
|
98
|
99
|
56
|
49
|
56
|
35
|
85
|
60
|
66
|
101
|
72
|
234
|
102
|
65
|
84
|
|
2024/02
|
62
|
107
|
144
|
109
|
101
|
101
|
105
|
90
|
147
|
291
|
77
|
76
|
80
|
55
|
50
|
55
|
48
|
33
|
37
|
52
|
48
|
51
|
66
|
166
|
100
|
74
|
90
|
105
|
81
|
||
|
2024/01
|
84
|
151
|
112
|
63
|
43
|
44
|
31
|
45
|
63
|
61
|
68
|
52
|
79
|
44
|
65
|
59
|
72
|
55
|
82
|
64
|
45
|
38
|
58
|
55
|
66
|
70
|
78
|
91
|
107
|
143
|
72
|
|
2023/12
|
48
|
39
|
48
|
93
|
113
|
47
|
62
|
93
|
38
|
40
|
56
|
74
|
108
|
81
|
100
|
61
|
51
|
37
|
72
|
33
|
55
|
56
|
106
|
112
|
81
|
65
|
100
|
81
|
80
|
91
|
68
|
|
2023/11
|
59
|
97
|
33
|
75
|
141
|
47
|
45
|
41
|
40
|
24
|
40
|
46
|
54
|
56
|
85
|
53
|
35
|
56
|
46
|
33
|
73
|
75
|
26
|
27
|
34
|
79
|
97
|
35
|
38
|
45
|
|
|
2023/10
|
50
|
38
|
44
|
39
|
47
|
46
|
56
|
36
|
49
|
59
|
68
|
77
|
50
|
63
|
42
|
48
|
51
|
51
|
39
|
30
|
36
|
44
|
86
|
77
|
85
|
31
|
52
|
79
|
77
|
65
|
98
|
|
2023/09
|
45
|
48
|
40
|
57
|
75
|
49
|
45
|
48
|
51
|
42
|
44
|
33
|
44
|
45
|
45
|
40
|
64
|
52
|
25
|
36
|
48
|
48
|
66
|
30
|
28
|
34
|
103
|
57
|
35
|
38
|
|
|
2023/08
|
41
|
34
|
42
|
43
|
25
|
26
|
37
|
38
|
41
|
31
|
30
|
48
|
21
|
39
|
35
|
51
|
52
|
48
|
70
|
54
|
26
|
43
|
44
|
40
|
39
|
40
|
49
|
49
|
23
|
29
|
37
|
|
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