Air Quality
Excellent
No health implications.
10
PM2.5
19
PM10
62
O3
0.6
CO
5
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
62
Good
Sun
5 May
60
Good
Mon
6 May
66
Good
Tue
7 May
62
Good
Wed
8 May
55
Good
Thu
9 May
57
Good
Fri
10 May
57
Good
Air quality in the last 12 months (Xianyou)
|
2024/02
|
53
|
26
|
24
|
24
|
24
|
23
|
15
|
24
|
53
|
103
|
50
|
42
|
49
|
73
|
74
|
25
|
36
|
72
|
41
|
30
|
36
|
27
|
16
|
28
|
44
|
30
|
27
|
40
|
58
|
||
|
2024/01
|
78
|
62
|
41
|
39
|
50
|
59
|
85
|
56
|
58
|
49
|
85
|
80
|
46
|
34
|
70
|
45
|
35
|
51
|
46
|
30
|
21
|
18
|
20
|
27
|
37
|
56
|
69
|
79
|
37
|
33
|
43
|
|
2023/12
|
43
|
32
|
26
|
23
|
30
|
30
|
32
|
45
|
59
|
62
|
75
|
29
|
20
|
30
|
64
|
20
|
23
|
21
|
19
|
13
|
36
|
41
|
23
|
29
|
41
|
42
|
35
|
36
|
37
|
56
|
64
|
|
2023/11
|
28
|
31
|
38
|
39
|
58
|
53
|
33
|
38
|
39
|
38
|
20
|
22
|
24
|
26
|
26
|
22
|
51
|
57
|
47
|
39
|
33
|
33
|
38
|
68
|
37
|
30
|
44
|
52
|
54
|
60
|
|
|
2023/10
|
29
|
39
|
39
|
38
|
32
|
25
|
22
|
19
|
25
|
24
|
33
|
32
|
31
|
34
|
44
|
45
|
49
|
45
|
48
|
44
|
28
|
25
|
24
|
28
|
32
|
28
|
25
|
32
|
32
|
33
|
29
|
|
2023/09
|
24
|
20
|
17
|
13
|
17
|
13
|
21
|
24
|
31
|
33
|
38
|
36
|
36
|
43
|
34
|
45
|
63
|
40
|
26
|
31
|
39
|
23
|
21
|
22
|
24
|
25
|
26
|
27
|
22
|
27
|
|
|
2023/08
|
31
|
36
|
42
|
41
|
52
|
56
|
57
|
41
|
47
|
35
|
26
|
22
|
30
|
34
|
35
|
36
|
33
|
32
|
25
|
26
|
35
|
34
|
26
|
31
|
38
|
26
|
22
|
35
|
37
|
19
|
19
|
|
2023/07
|
19
|
17
|
21
|
22
|
26
|
36
|
36
|
44
|
54
|
48
|
32
|
25
|
31
|
34
|
28
|
21
|
23
|
21
|
25
|
32
|
26
|
27
|
29
|
34
|
23
|
26
|
18
|
18
|
20
|
25
|
30
|
|
2023/06
|
28
|
39
|
40
|
46
|
45
|
34
|
31
|
34
|
23
|
19
|
28
|
34
|
38
|
33
|
26
|
28
|
24
|
31
|
32
|
36
|
36
|
32
|
25
|
20
|
24
|
23
|
29
|
34
|
25
|
20
|
|
|
2023/05
|
47
|
43
|
49
|
35
|
27
|
28
|
21
|
27
|
34
|
39
|
44
|
49
|
57
|
66
|
75
|
54
|
46
|
38
|
45
|
33
|
39
|
35
|
50
|
61
|
63
|
59
|
50
|
31
|
19
|
23
|
24
|
|
2023/04
|
41
|
45
|
40
|
56
|
28
|
35
|
23
|
52
|
39
|
39
|
53
|
59
|
94
|
79
|
50
|
64
|
66
|
41
|
28
|
30
|
24
|
46
|
62
|
61
|
40
|
26
|
42
|
50
|
62
|
35
|
|
|
2023/03
|
51
|
64
|
52
|
51
|
51
|
52
|
46
|
53
|
63
|
50
|
47
|
52
|
59
|
44
|
53
|
55
|
46
|
42
|
36
|
61
|
76
|
54
|
44
|
42
|
23
|
26
|
49
|
40
|
28
|
33
|
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