Air Quality
Excellent
No health implications.
17
PM2.5
26
PM10
27
O3
0.3
CO
2
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
34
Excellent
Fri
22 May
39
Excellent
Sat
23 May
55
Good
Sun
24 May
57
Good
Mon
25 May
55
Good
Tue
26 May
41
Excellent
Wed
27 May
36
Excellent
Air quality in the last 12 months (Xiang'an)
|
2026/04
|
34
|
31
|
29
|
24
|
31
|
30
|
31
|
32
|
41
|
29
|
28
|
27
|
26
|
26
|
42
|
29
|
48
|
43
|
39
|
44
|
36
|
34
|
34
|
21
|
32
|
42
|
48
|
48
|
27
|
24
|
|
|
2026/03
|
19
|
33
|
19
|
25
|
23
|
32
|
37
|
40
|
43
|
36
|
42
|
42
|
43
|
37
|
36
|
30
|
37
|
36
|
31
|
40
|
41
|
45
|
42
|
33
|
43
|
39
|
42
|
31
|
44
|
41
|
35
|
|
2026/02
|
19
|
34
|
41
|
36
|
44
|
46
|
23
|
32
|
30
|
33
|
35
|
45
|
41
|
35
|
29
|
45
|
44
|
35
|
34
|
44
|
42
|
54
|
44
|
65
|
32
|
29
|
38
|
8
|
|||
|
2026/01
|
23
|
24
|
32
|
35
|
45
|
27
|
36
|
43
|
44
|
57
|
52
|
52
|
55
|
46
|
53
|
51
|
56
|
49
|
40
|
26
|
28
|
33
|
25
|
29
|
27
|
38
|
31
|
28
|
30
|
32
|
26
|
|
2025/12
|
45
|
35
|
45
|
36
|
30
|
31
|
35
|
38
|
39
|
31
|
42
|
45
|
32
|
25
|
37
|
44
|
44
|
47
|
47
|
51
|
57
|
26
|
30
|
43
|
26
|
27
|
23
|
27
|
34
|
39
|
36
|
|
2025/11
|
23
|
37
|
32
|
9
|
12
|
18
|
27
|
27
|
31
|
21
|
12
|
7
|
8
|
23
|
40
|
34
|
30
|
29
|
21
|
28
|
32
|
39
|
39
|
46
|
38
|
68
|
50
|
70
|
67
|
58
|
|
|
2025/10
|
33
|
17
|
26
|
28
|
25
|
27
|
28
|
25
|
25
|
24
|
25
|
29
|
26
|
32
|
20
|
27
|
27
|
24
|
15
|
17
|
9
|
9
|
19
|
24
|
21
|
36
|
40
|
21
|
20
|
29
|
32
|
|
2025/09
|
24
|
33
|
34
|
29
|
25
|
13
|
12
|
9
|
13
|
19
|
20
|
26
|
26
|
23
|
23
|
23
|
17
|
17
|
12
|
9
|
15
|
11
|
16
|
10
|
17
|
13
|
16
|
18
|
28
|
31
|
|
|
2025/08
|
22
|
23
|
13
|
10
|
13
|
20
|
29
|
38
|
16
|
10
|
12
|
19
|
20
|
17
|
14
|
17
|
16
|
18
|
12
|
17
|
19
|
26
|
31
|
21
|
20
|
17
|
15
|
19
|
16
|
16
|
17
|
|
2025/07
|
25
|
27
|
25
|
24
|
10
|
21
|
27
|
40
|
36
|
11
|
10
|
18
|
31
|
24
|
33
|
35
|
37
|
18
|
18
|
20
|
11
|
11
|
13
|
15
|
16
|
20
|
22
|
15
|
18
|
24
|
22
|
|
2025/06
|
36
|
25
|
12
|
20
|
26
|
30
|
32
|
24
|
19
|
25
|
28
|
20
|
17
|
17
|
20
|
21
|
16
|
22
|
13
|
12
|
12
|
18
|
24
|
25
|
16
|
10
|
13
|
13
|
16
|
18
|
|
|
2025/05
|
50
|
46
|
44
|
41
|
33
|
35
|
33
|
42
|
26
|
24
|
25
|
33
|
31
|
33
|
24
|
16
|
15
|
21
|
20
|
26
|
20
|
35
|
27
|
15
|
41
|
33
|
25
|
18
|
10
|
22
|
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