Air Quality
Excellent
No health implications.
16
PM2.5
16
PM10
49
O3
0.7
CO
10
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Dec
54
Good
Sat
21 Dec
55
Good
Sun
22 Dec
56
Good
Mon
23 Dec
61
Good
Tue
24 Dec
80
Good
Wed
25 Dec
41
Excellent
Thu
26 Dec
38
Excellent
Air quality in the last 12 months (Youyi)
|
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
|
|
2023/12
|
46
|
52
|
70
|
50
|
52
|
54
|
28
|
40
|
30
|
23
|
35
|
73
|
41
|
64
|
36
|
29
|
30
|
36
|
92
|
41
|
51
|
55
|
67
|
61
|
62
|
51
|
52
|
80
|
77
|
72
|
32
|
|
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