Air Quality
Excellent
No health implications.
23
PM2.5
41
PM10
72
O3
0.6
CO
3
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
54
Good
Mon
21 Apr
55
Good
Tue
22 Apr
68
Good
Wed
23 Apr
49
Excellent
Thu
24 Apr
49
Excellent
Fri
25 Apr
45
Excellent
Sat
26 Apr
29
Excellent
Air quality in the last 12 months (Xianyou)
|
2025/02
|
41
|
15
|
11
|
49
|
47
|
30
|
17
|
50
|
30
|
32
|
33
|
108
|
56
|
48
|
38
|
61
|
65
|
47
|
31
|
13
|
11
|
19
|
10
|
42
|
53
|
62
|
72
|
70
|
|||
|
2025/01
|
56
|
51
|
40
|
38
|
38
|
47
|
59
|
48
|
50
|
46
|
32
|
40
|
42
|
42
|
75
|
59
|
49
|
36
|
40
|
41
|
57
|
45
|
39
|
22
|
26
|
30
|
18
|
41
|
72
|
33
|
30
|
|
2024/12
|
40
|
40
|
26
|
36
|
34
|
34
|
22
|
48
|
33
|
28
|
28
|
15
|
19
|
45
|
69
|
50
|
40
|
37
|
41
|
24
|
37
|
56
|
30
|
21
|
26
|
47
|
61
|
75
|
43
|
43
|
53
|
|
2024/11
|
12
|
13
|
27
|
29
|
37
|
37
|
24
|
22
|
24
|
31
|
21
|
17
|
17
|
16
|
17
|
15
|
16
|
17
|
12
|
9
|
11
|
23
|
29
|
24
|
14
|
15
|
30
|
26
|
33
|
38
|
|
|
2024/10
|
10
|
8
|
13
|
11
|
11
|
16
|
16
|
9
|
24
|
36
|
37
|
31
|
24
|
32
|
26
|
21
|
29
|
35
|
30
|
13
|
21
|
24
|
30
|
28
|
18
|
17
|
19
|
13
|
29
|
33
|
16
|
|
2024/09
|
38
|
36
|
27
|
19
|
18
|
14
|
17
|
20
|
17
|
36
|
47
|
39
|
17
|
17
|
18
|
23
|
17
|
22
|
20
|
19
|
19
|
8
|
7
|
17
|
21
|
16
|
16
|
18
|
21
|
13
|
|
|
2024/08
|
29
|
44
|
50
|
43
|
35
|
30
|
34
|
42
|
40
|
43
|
46
|
46
|
32
|
25
|
21
|
16
|
16
|
19
|
21
|
13
|
20
|
26
|
30
|
36
|
39
|
39
|
55
|
43
|
31
|
43
|
39
|
|
2024/07
|
22
|
23
|
23
|
26
|
30
|
22
|
22
|
22
|
22
|
26
|
27
|
27
|
28
|
30
|
31
|
32
|
23
|
24
|
25
|
28
|
30
|
29
|
21
|
14
|
8
|
10
|
12
|
27
|
21
|
28
|
24
|
|
2024/06
|
12
|
7
|
14
|
26
|
19
|
15
|
21
|
29
|
28
|
23
|
21
|
28
|
26
|
27
|
23
|
18
|
24
|
25
|
30
|
21
|
27
|
31
|
28
|
23
|
26
|
27
|
26
|
22
|
20
|
23
|
|
|
2024/05
|
22
|
19
|
27
|
31
|
33
|
41
|
45
|
41
|
39
|
31
|
49
|
41
|
18
|
26
|
32
|
39
|
34
|
40
|
31
|
15
|
7
|
9
|
24
|
46
|
48
|
28
|
21
|
23
|
24
|
30
|
29
|
|
2024/04
|
30
|
52
|
45
|
37
|
19
|
31
|
18
|
37
|
23
|
46
|
45
|
58
|
54
|
56
|
61
|
61
|
49
|
38
|
56
|
56
|
31
|
35
|
39
|
28
|
52
|
41
|
37
|
28
|
44
|
30
|
|
|
2024/03
|
12
|
27
|
38
|
47
|
62
|
31
|
35
|
58
|
60
|
54
|
47
|
41
|
62
|
53
|
38
|
53
|
64
|
44
|
42
|
51
|
54
|
65
|
57
|
41
|
31
|
38
|
33
|
52
|
44
|
52
|
33
|
|
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