Air Quality
Excellent
No health implications.
14
PM2.5
28
PM10
95
O3
0.4
CO
2
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Sep
58
Good
Thu
18 Sep
41
Excellent
Fri
19 Sep
35
Excellent
Sat
20 Sep
32
Excellent
Sun
21 Sep
39
Excellent
Mon
22 Sep
44
Excellent
Tue
23 Sep
47
Excellent
Air quality in the last 12 months (Xiang'an)
|
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
|
|
2025/04
|
16
|
35
|
41
|
52
|
49
|
43
|
49
|
56
|
60
|
42
|
37
|
20
|
101
|
84
|
81
|
68
|
59
|
56
|
48
|
32
|
30
|
34
|
27
|
32
|
15
|
9
|
23
|
37
|
33
|
45
|
|
|
2025/03
|
60
|
24
|
20
|
23
|
12
|
10
|
21
|
32
|
31
|
38
|
48
|
45
|
34
|
32
|
41
|
12
|
42
|
41
|
38
|
39
|
38
|
43
|
50
|
55
|
58
|
43
|
34
|
43
|
17
|
6
|
7
|
|
2025/02
|
38
|
18
|
15
|
41
|
45
|
43
|
14
|
41
|
31
|
29
|
32
|
65
|
38
|
28
|
34
|
59
|
51
|
46
|
25
|
23
|
16
|
16
|
11
|
35
|
44
|
66
|
68
|
70
|
|||
|
2025/01
|
54
|
55
|
47
|
36
|
39
|
52
|
55
|
52
|
53
|
50
|
31
|
41
|
46
|
45
|
70
|
67
|
52
|
40
|
46
|
38
|
53
|
46
|
49
|
23
|
24
|
26
|
21
|
38
|
84
|
30
|
33
|
|
2024/12
|
39
|
45
|
33
|
34
|
34
|
33
|
27
|
35
|
29
|
23
|
33
|
18
|
23
|
36
|
57
|
45
|
41
|
38
|
42
|
22
|
38
|
57
|
25
|
22
|
29
|
50
|
52
|
61
|
43
|
43
|
53
|
|
2024/11
|
17
|
13
|
30
|
36
|
37
|
32
|
23
|
23
|
33
|
32
|
25
|
16
|
18
|
21
|
29
|
20
|
20
|
19
|
9
|
7
|
11
|
19
|
24
|
20
|
14
|
15
|
27
|
22
|
29
|
39
|
|
|
2024/10
|
10
|
6
|
9
|
11
|
13
|
15
|
16
|
11
|
27
|
41
|
39
|
29
|
25
|
28
|
28
|
24
|
29
|
33
|
32
|
16
|
20
|
22
|
31
|
26
|
15
|
25
|
32
|
23
|
28
|
31
|
12
|
|
2024/09
|
32
|
38
|
29
|
20
|
20
|
16
|
14
|
14
|
13
|
33
|
45
|
40
|
18
|
19
|
18
|
19
|
17
|
22
|
22
|
15
|
18
|
7
|
8
|
11
|
20
|
20
|
16
|
15
|
15
|
11
|
|
|
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