Air Quality
Excellent
No health implications.
14
PM2.5
23
PM10
50
O3
0.3
CO
3
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
54
Good
Sun
5 May
47
Excellent
Mon
6 May
56
Good
Tue
7 May
52
Good
Wed
8 May
54
Good
Thu
9 May
54
Good
Air quality in the last 12 months (Xiang'an)
|
2024/02
|
44
|
30
|
23
|
26
|
31
|
24
|
19
|
24
|
46
|
160
|
54
|
42
|
48
|
52
|
45
|
29
|
35
|
63
|
42
|
27
|
21
|
23
|
20
|
28
|
49
|
36
|
30
|
38
|
68
|
||
|
2024/01
|
63
|
56
|
46
|
36
|
51
|
61
|
71
|
54
|
62
|
47
|
72
|
83
|
47
|
31
|
72
|
48
|
35
|
56
|
58
|
46
|
26
|
21
|
17
|
26
|
39
|
58
|
69
|
76
|
48
|
41
|
53
|
|
2023/12
|
39
|
34
|
25
|
24
|
37
|
33
|
36
|
51
|
59
|
61
|
64
|
35
|
25
|
41
|
48
|
17
|
22
|
20
|
27
|
11
|
22
|
42
|
22
|
28
|
43
|
44
|
49
|
47
|
37
|
60
|
69
|
|
2023/11
|
28
|
29
|
39
|
46
|
62
|
53
|
33
|
40
|
46
|
45
|
18
|
20
|
28
|
27
|
24
|
21
|
43
|
56
|
50
|
45
|
38
|
35
|
45
|
57
|
33
|
29
|
50
|
53
|
50
|
56
|
|
|
2023/10
|
31
|
36
|
36
|
47
|
29
|
23
|
24
|
21
|
25
|
21
|
33
|
30
|
28
|
36
|
45
|
44
|
46
|
44
|
65
|
49
|
26
|
25
|
23
|
28
|
38
|
31
|
30
|
28
|
32
|
39
|
29
|
|
2023/09
|
21
|
19
|
14
|
11
|
16
|
17
|
22
|
23
|
30
|
31
|
36
|
33
|
33
|
29
|
25
|
47
|
44
|
27
|
28
|
35
|
38
|
29
|
24
|
25
|
25
|
27
|
29
|
29
|
23
|
27
|
|
|
2023/08
|
31
|
35
|
40
|
46
|
41
|
47
|
50
|
42
|
40
|
30
|
23
|
20
|
23
|
29
|
34
|
34
|
25
|
29
|
24
|
23
|
27
|
27
|
26
|
27
|
32
|
30
|
22
|
28
|
34
|
20
|
20
|
|
2023/07
|
13
|
14
|
17
|
17
|
22
|
29
|
31
|
40
|
41
|
35
|
22
|
20
|
24
|
42
|
39
|
23
|
22
|
17
|
18
|
25
|
22
|
20
|
18
|
26
|
29
|
24
|
21
|
17
|
17
|
18
|
28
|
|
2023/06
|
36
|
37
|
37
|
45
|
38
|
24
|
37
|
30
|
21
|
15
|
27
|
28
|
34
|
42
|
29
|
24
|
19
|
25
|
23
|
29
|
32
|
35
|
17
|
14
|
16
|
17
|
24
|
22
|
16
|
14
|
|
|
2023/05
|
53
|
46
|
47
|
31
|
27
|
28
|
23
|
26
|
33
|
39
|
48
|
58
|
52
|
61
|
68
|
37
|
30
|
36
|
45
|
35
|
30
|
29
|
49
|
59
|
68
|
62
|
51
|
33
|
27
|
28
|
29
|
|
2023/04
|
43
|
51
|
41
|
52
|
31
|
39
|
23
|
54
|
39
|
42
|
53
|
59
|
80
|
76
|
53
|
51
|
46
|
29
|
31
|
37
|
27
|
47
|
65
|
62
|
51
|
27
|
38
|
60
|
52
|
36
|
|
|
2023/03
|
57
|
64
|
52
|
62
|
52
|
55
|
50
|
59
|
65
|
53
|
55
|
62
|
56
|
52
|
59
|
59
|
44
|
48
|
35
|
57
|
62
|
40
|
41
|
44
|
25
|
26
|
34
|
41
|
35
|
55
|
43
|
|
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