Air Quality
Excellent
No health implications.
14
PM2.5
28
PM10
63
O3
0.5
CO
13
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 May
71
Good
Thu
23 May
70
Good
Fri
24 May
73
Good
Sat
25 May
69
Good
Sun
26 May
72
Good
Mon
27 May
71
Good
Air quality in the last 12 months (Yongsheng)
|
2024/02
|
37
|
50
|
29
|
28
|
36
|
38
|
29
|
32
|
47
|
71
|
49
|
36
|
29
|
30
|
29
|
37
|
28
|
29
|
29
|
30
|
32
|
38
|
45
|
34
|
33
|
33
|
34
|
32
|
31
|
||
|
2024/01
|
38
|
36
|
40
|
36
|
37
|
44
|
45
|
40
|
41
|
49
|
52
|
55
|
62
|
59
|
53
|
49
|
37
|
41
|
50
|
50
|
53
|
40
|
49
|
52
|
44
|
34
|
40
|
32
|
33
|
39
|
35
|
|
2023/12
|
39
|
35
|
32
|
33
|
34
|
36
|
42
|
47
|
32
|
26
|
31
|
33
|
35
|
28
|
34
|
34
|
31
|
32
|
35
|
42
|
46
|
48
|
39
|
45
|
43
|
28
|
36
|
32
|
34
|
41
|
40
|
|
2023/11
|
33
|
29
|
31
|
29
|
28
|
31
|
31
|
33
|
31
|
32
|
34
|
37
|
36
|
30
|
27
|
36
|
48
|
43
|
40
|
41
|
40
|
37
|
35
|
35
|
31
|
37
|
41
|
45
|
41
|
45
|
|
|
2023/10
|
22
|
24
|
24
|
24
|
25
|
24
|
26
|
26
|
26
|
23
|
29
|
32
|
27
|
25
|
30
|
31
|
30
|
31
|
32
|
35
|
39
|
36
|
33
|
40
|
28
|
25
|
29
|
32
|
30
|
37
|
34
|
|
2023/09
|
30
|
26
|
33
|
41
|
43
|
43
|
40
|
39
|
40
|
37
|
38
|
27
|
21
|
29
|
41
|
45
|
41
|
33
|
25
|
24
|
29
|
25
|
25
|
25
|
26
|
27
|
32
|
29
|
25
|
22
|
|
|
2023/08
|
24
|
24
|
27
|
31
|
22
|
23
|
21
|
26
|
26
|
25
|
29
|
28
|
29
|
37
|
37
|
36
|
36
|
35
|
30
|
34
|
24
|
26
|
26
|
21
|
24
|
26
|
22
|
27
|
36
|
29
|
27
|
|
2023/07
|
22
|
24
|
22
|
23
|
27
|
23
|
20
|
23
|
23
|
26
|
24
|
22
|
20
|
20
|
26
|
33
|
38
|
43
|
41
|
28
|
24
|
24
|
23
|
26
|
27
|
28
|
27
|
24
|
21
|
29
|
34
|
|
2023/06
|
35
|
35
|
34
|
35
|
37
|
38
|
35
|
29
|
27
|
31
|
29
|
28
|
27
|
23
|
28
|
38
|
31
|
29
|
27
|
28
|
27
|
24
|
22
|
29
|
32
|
33
|
34
|
25
|
20
|
22
|
|
|
2023/05
|
33
|
31
|
31
|
34
|
33
|
36
|
35
|
37
|
39
|
43
|
51
|
49
|
45
|
34
|
28
|
29
|
36
|
37
|
36
|
36
|
37
|
38
|
40
|
41
|
36
|
33
|
31
|
34
|
35
|
37
|
36
|
|
2023/04
|
39
|
35
|
33
|
36
|
35
|
33
|
39
|
40
|
42
|
41
|
52
|
58
|
59
|
66
|
62
|
69
|
62
|
54
|
50
|
45
|
45
|
44
|
36
|
35
|
34
|
38
|
40
|
39
|
37
|
38
|
|
|
2023/03
|
48
|
53
|
49
|
51
|
44
|
50
|
55
|
48
|
55
|
56
|
40
|
44
|
33
|
45
|
49
|
32
|
36
|
42
|
43
|
29
|
27
|
29
|
28
|
30
|
31
|
33
|
41
|
34
|
34
|
36
|
39
|
|
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