Air Quality
Excellent
No health implications.
8
PM2.5
20
PM10
48
O3
0.3
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
37
Excellent
Sat
4 May
37
Excellent
Sun
5 May
36
Excellent
Mon
6 May
37
Excellent
Tue
7 May
38
Excellent
Wed
8 May
38
Excellent
Thu
9 May
38
Excellent
Air quality in the last 12 months (Xiuying)
|
2024/02
|
22
|
20
|
21
|
22
|
19
|
20
|
27
|
12
|
20
|
64
|
58
|
55
|
41
|
36
|
34
|
41
|
34
|
21
|
22
|
36
|
30
|
31
|
35
|
33
|
31
|
32
|
30
|
34
|
35
|
||
|
2024/01
|
49
|
47
|
44
|
41
|
42
|
37
|
39
|
45
|
46
|
44
|
38
|
42
|
37
|
36
|
32
|
42
|
38
|
34
|
30
|
26
|
32
|
30
|
15
|
32
|
41
|
54
|
51
|
21
|
34
|
35
|
25
|
|
2023/12
|
46
|
50
|
49
|
50
|
71
|
45
|
33
|
40
|
38
|
24
|
21
|
23
|
40
|
28
|
29
|
25
|
18
|
28
|
32
|
30
|
35
|
40
|
51
|
46
|
45
|
46
|
53
|
47
|
35
|
39
|
71
|
|
2023/11
|
39
|
30
|
28
|
25
|
23
|
23
|
46
|
16
|
20
|
24
|
14
|
22
|
31
|
34
|
41
|
34
|
40
|
53
|
62
|
66
|
49
|
32
|
38
|
65
|
54
|
45
|
63
|
74
|
39
|
51
|
|
|
2023/10
|
24
|
29
|
24
|
29
|
30
|
38
|
39
|
37
|
26
|
20
|
17
|
34
|
36
|
38
|
60
|
48
|
43
|
25
|
19
|
16
|
22
|
36
|
38
|
36
|
30
|
26
|
15
|
17
|
31
|
39
|
49
|
|
2023/09
|
41
|
34
|
24
|
25
|
33
|
28
|
28
|
22
|
19
|
21
|
21
|
19
|
20
|
19
|
21
|
14
|
13
|
17
|
16
|
18
|
17
|
19
|
17
|
18
|
13
|
12
|
15
|
23
|
20
|
20
|
|
|
2023/08
|
21
|
24
|
15
|
17
|
26
|
30
|
28
|
23
|
27
|
31
|
25
|
20
|
28
|
29
|
24
|
27
|
27
|
30
|
28
|
19
|
17
|
20
|
21
|
21
|
24
|
26
|
28
|
25
|
27
|
26
|
32
|
|
2023/07
|
24
|
20
|
19
|
21
|
21
|
18
|
15
|
20
|
17
|
23
|
20
|
21
|
19
|
20
|
23
|
24
|
27
|
26
|
19
|
18
|
16
|
17
|
16
|
17
|
19
|
17
|
20
|
27
|
33
|
24
|
22
|
|
2023/06
|
32
|
28
|
29
|
24
|
19
|
21
|
19
|
19
|
24
|
24
|
23
|
29
|
27
|
26
|
29
|
23
|
25
|
22
|
25
|
27
|
25
|
28
|
24
|
24
|
25
|
22
|
17
|
20
|
19
|
21
|
|
|
2023/05
|
35
|
31
|
26
|
29
|
29
|
36
|
39
|
19
|
21
|
27
|
14
|
16
|
20
|
26
|
28
|
25
|
39
|
50
|
50
|
38
|
39
|
27
|
77
|
34
|
26
|
25
|
20
|
29
|
25
|
29
|
27
|
|
2023/04
|
34
|
29
|
27
|
30
|
30
|
36
|
36
|
30
|
52
|
36
|
43
|
40
|
38
|
33
|
31
|
52
|
46
|
37
|
38
|
48
|
56
|
36
|
32
|
19
|
34
|
29
|
28
|
27
|
29
|
31
|
|
|
2023/03
|
35
|
56
|
55
|
56
|
56
|
49
|
44
|
39
|
41
|
43
|
45
|
37
|
67
|
54
|
38
|
31
|
35
|
33
|
29
|
26
|
40
|
48
|
49
|
34
|
29
|
27
|
20
|
28
|
31
|
30
|
36
|
|
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