Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
164
*
PM2.5
200
PM10
41
O3
2.3
CO
27
SO2
37
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
24 Jan
128
Light
Sat
25 Jan
123
Light
Sun
26 Jan
126
Light
Mon
27 Jan
78
Good
Tue
28 Jan
90
Good
Wed
29 Jan
49
Excellent
Thu
30 Jan
44
Excellent
Air quality in the last 12 months (Youyi)
|
2024/12
|
36
|
18
|
24
|
19
|
17
|
16
|
17
|
32
|
49
|
56
|
27
|
33
|
23
|
36
|
26
|
19
|
17
|
31
|
34
|
62
|
84
|
56
|
61
|
40
|
49
|
22
|
17
|
28
|
35
|
67
|
88
|
|
2024/11
|
58
|
41
|
64
|
30
|
60
|
14
|
43
|
59
|
74
|
51
|
68
|
46
|
112
|
111
|
68
|
58
|
17
|
20
|
49
|
56
|
90
|
28
|
48
|
72
|
62
|
20
|
18
|
28
|
41
|
14
|
|
|
2024/10
|
31
|
28
|
45
|
43
|
44
|
32
|
51
|
53
|
64
|
45
|
33
|
33
|
42
|
45
|
18
|
21
|
41
|
44
|
22
|
32
|
37
|
25
|
29
|
30
|
55
|
35
|
30
|
49
|
64
|
62
|
62
|
|
2024/09
|
14
|
17
|
21
|
33
|
18
|
19
|
22
|
26
|
29
|
19
|
21
|
22
|
18
|
29
|
21
|
21
|
19
|
21
|
26
|
16
|
39
|
42
|
41
|
45
|
27
|
15
|
39
|
45
|
35
|
30
|
|
|
2024/08
|
16
|
19
|
16
|
19
|
17
|
21
|
25
|
29
|
32
|
31
|
14
|
22
|
16
|
17
|
26
|
22
|
40
|
23
|
13
|
19
|
25
|
13
|
22
|
19
|
20
|
24
|
20
|
28
|
28
|
25
|
14
|
|
2024/07
|
67
|
65
|
62
|
46
|
46
|
59
|
64
|
81
|
68
|
47
|
59
|
29
|
29
|
46
|
49
|
42
|
22
|
16
|
24
|
29
|
25
|
21
|
31
|
15
|
28
|
20
|
14
|
20
|
26
|
16
|
24
|
|
2024/06
|
12
|
22
|
19
|
21
|
27
|
21
|
30
|
23
|
21
|
18
|
19
|
16
|
26
|
17
|
15
|
18
|
17
|
21
|
17
|
20
|
20
|
14
|
17
|
14
|
18
|
21
|
29
|
35
|
43
|
48
|
|
|
2024/05
|
48
|
64
|
42
|
71
|
86
|
54
|
43
|
45
|
27
|
53
|
15
|
14
|
25
|
20
|
18
|
32
|
45
|
41
|
25
|
25
|
34
|
35
|
23
|
16
|
32
|
18
|
13
|
25
|
14
|
29
|
13
|
|
2024/04
|
18
|
15
|
47
|
17
|
34
|
63
|
28
|
17
|
24
|
54
|
79
|
62
|
52
|
69
|
134
|
34
|
36
|
47
|
22
|
53
|
78
|
78
|
113
|
56
|
58
|
48
|
33
|
40
|
55
|
45
|
|
|
2024/03
|
30
|
23
|
31
|
27
|
25
|
37
|
38
|
26
|
31
|
38
|
45
|
23
|
57
|
55
|
39
|
28
|
21
|
25
|
58
|
48
|
63
|
39
|
30
|
23
|
40
|
51
|
34
|
81
|
79
|
34
|
18
|
|
2024/02
|
25
|
37
|
69
|
52
|
73
|
80
|
71
|
56
|
83
|
174
|
126
|
54
|
63
|
39
|
39
|
40
|
45
|
63
|
35
|
32
|
26
|
28
|
29
|
63
|
100
|
55
|
54
|
50
|
46
|
||
|
2024/01
|
64
|
81
|
141
|
115
|
70
|
54
|
70
|
34
|
43
|
43
|
50
|
75
|
66
|
50
|
24
|
36
|
81
|
41
|
47
|
54
|
31
|
23
|
26
|
30
|
47
|
85
|
127
|
165
|
164
|
92
|
74
|
|
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