Air Quality
Excellent
No health implications.
7
PM2.5
10
PM10
34
O3
0.3
CO
2
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 May
49
Excellent
Sat
16 May
57
Good
Sun
17 May
60
Good
Mon
18 May
72
Good
Tue
19 May
64
Good
Wed
20 May
39
Excellent
Thu
21 May
33
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